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NC0025071_Regional Office Historical File Pre 2016
VFV Pat McCrory Governor 'N r- 'N'T ' February 23, 2015 Melinda Ward, Superintendent Mebane Bridge Wastewater Treatment Plant 204 Mebane Bridge Rd. Eden, NC 27288 Donald van der Vaart Secretary Reference: Sampling Results from Eden WWTP, 204 Mebane Bridge Rd., Eden Permit No. NCO025071, Rockingham County Dear Ms. Ward: On June 18, 2014, Shuying, Wang and Stephen Berry of Winston-Salem Regional Office, Water Quality Regional Operations Section, North Carolina Division of Water Resources, sampled the onsite unused lagoon and two associated monitoring wells to determine if the wells should be kept or abandoned because they have not been used or sampled since 1997. The sampling results are attached for your information. As indicated in the attached lab reports, the lagoon was sampled for all parameters required by the permit, including BOD, fecal coliform, suspended residue, chloride, color, cyanide, hardness, specific conductance, sulfate, total dissolved solids, nutrients, selected meals, and organic compounds. The results show no targeted parameters were detected above their respective state surface water quality standards except for fecal coliform was detected at a concentration of 132 col/100 ml. Fecal coliform is not uncommon for surface waters and is not necessarily related to the onsite waste water. The samples collected from the two monitoring wells were analyzed for almost the same parameters as for the lagoon water samples. No fecal coliform was detected in the monitoring well samples, but chromium, lead, iron, and manganese were detected in both monitoring wells at concentrations exceeding the 15A NCAC 2L Groundwater Quality Standards: Sampling Point I Chromium (Cr) ugj Iron (Fe) ug/L Manganese (Mn) uF& Lead (pb) ug/L MW-N 115 ..... .......... .. . 44000 1000 22 MW-SE 42 63000 1400 23 SLG IOU NA NA 2.OU JNCACI5A2L 10 300 50 is MW-N = monitoring well located to the north of the lagoon; MW-SW = monitoring well located south-west of the lagoon; SLG = lagoon sample; NA = not analyzed; U = Undetected at the lab detection limit 450 W. Hanes WJ Road, Suite 300. Winstm-Salern, North Carolina 27105 Pharr: 336-776MM k FAX. 336-776-9797 t Custmer Service 1-877-623-6748 Internet hV./12gM1 naknr m� _ o%L An Equai Opportur4y = Affimvbye AcWn EmpioW Mebane Bridge Wastewater Treatment Plant February 23, 2015 Page 2 of 2 Chromium and lead were not detected in the lagoon sample. Iron and manganese were not tested for the lagoon sample because they were not required by the permit for lagoon monitoring. No obvious correlation between lagoon water and shallow groundwater was found from this sampling event; however iron and manganese are common in the Piedmont groundwater. When rocks are high in iron and manganese, lead and chromium are present, and geo- and biogeochemical conditions are favorable, elevated levels of these elements can be detected in natural groundwater. Furthermore, for this case, the elevated levels of chromium, lead, iron, and manganese are very possibly attributable to the high turbidity of the groundwater samples, which was noted in the field. Because there is no evidence that elevated metal elements were from the onsite waste water or from the waste water treatment process and it is possible that they were naturally occurring or resulted from the high turbidity of the groundwater samples. Therefore, no further action is recommended for the shallow groundwater. The monitoring wells be abandoned in accordance with 15A NCAC 2C (available at http:llportal.ncdenr.orglweb/wglatasi. The wells should be abandoned within 30 days from the receipt of this letter and well abandonment records should be submitted to this office within 30 days after well abandonment. If you have any questions regarding this letter, please contact Shuying Wang or me at the letterhead address or phone number. Your cooperation will be greatly appreciated! Sincerely, Sherri V. Knight, P. E. Regional Assistant Supervisor Winston-Salem Regional Office Water Quality Regional Operations Section Division of Water Resources, NCDENR cc: WSRO Files Debra Watts, DWR WQROS, Groundwater Protection Unit, Raleigh Rockingham County Health Department PFV AJ Nf>�C ;Pt OPOE R NO, f DA I F SWPPE 0 336-613-5004 hoganS@bellsouth.net 620 ELUNGTON RD. REIDSVILLF, NC 27320 TERPAS DATE:5-1 6-J-5 r O's OrIf ORDERED 0-1-f SHIPPED DESCRI P riON UNI I PRICZ A OJZ' ta_5 If not PAID IN FULL within thirty (30) days, all materials can be retrieved without owners permission. Cussomer is I still reWonsMe for bibor. 1ATIOICE 005802 :NVCC-7S3-3 PRINTED IN U.S,A- �'d U860H uuA-1 dot,:Co GL tL ielN Ire- LWIELLCDN PA e: t)50.1iG chyarTo m Stm TAPcok ana aodt�» rloo�r aaaier a VrEI.Ln4Qoft W&Tjoft MTF WELL rmm* r v (if COOKWumpawroorp) �•r�x'c�alrlsr�a�r. ��, WmAdp* t*& - $erb:s a >itaw+r.rpq s«ir.i l t]Nc (6t roc) . 3.'Ii►ZM TW* TT� Q[i! n AN=NA M Nt$}a''Eyyiii'Y�?W! 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Noma _ bR tiiaerls�tel ._s �it $I �__.l�ILalarmwdm bm & CA61 M A-Cw tvAvbfftvmkt I ij, k'Cmig%cmnv&- I d tAWMWaCWN, .MwwQ !t NLAIJNGN&T mu- momoft �s� WL - t Tjpe mwxw � �Z�1dtlrieilloe#iafitlataadlt6aliCaiabit a s60r6� eae� �!� dgMk aattorofawaos a�p'� fa &C men•vaod - ieroiarala alawLtt psi#�a6aaa„ rto%dn�saai t�pesaf�aws�tifaed, 1L z ciamca�ts�c�uz�wa�tz,vri►em000aam I= wmTws=wvRavmftml=v#lmovmw mave►T+�aac lrina.c�e� sKarrw�ce7ri"ax+F'Xta ""—_ UBBOH UUA( dpb=Efl 9 L L 6 GeV; F 09782 XCD".Laboratory Section Wesults r_ County: ROCKINGHAM Sample D� AC09782 River Basin PO Number # 14W16422 Report To WSROSP Date Received: DWR 06111912014 Time Received 07:66 Collector S WANG Labworks LoginlD TASCENZO Region: MR0 DbUlm of Waw Resources Final Report Date: 7124114 Sample Matrix. SURFACEWATER Report Print Date: Final Repot t 07/2412014 Loc,Type: Emergency Yes/No visitio COC YestNo Loc. Descr.: SLG Location 0 4POTSNCO026071 I Collect Date: 06MIN2014 Collect Time 09:40 Sample Depth If this report is labeled preliminary report, the results have not been validated. Do not use for Regulatory Purposes. CAS # Anal)qe,Name PQL Result/ Units Method Ahalysi Validated by Qualifie Reference Date LAB Sample temperature at receipt by lab 1.9 6/191'14 RBYRD MIC BOD, 5-Day in liquid 2.0 5.7 G5 GI mg/L APHA52108 6119114 ESTAFFORDI Specific Conductance in liquid 14.9 14.9 U pmhosicm APHA25108 7116114 ESTAFFORD1 WET Residue -Suspended in liquid 62 10 U'p mg/L SM 2540 D-1997 6123114 MOVERMAN Cyanide, total in liquid 0.02 0.02 U,J2 mg/L EPA 335 4 REV 1 711/14 CGREEN Platinum Cobalt Color -TITLE- color units SM 21208 2001 6120114 MOVERMAN PTCO 5 11 color units SM 2120B 2001 6/20/14 MOVERMAN pH_PTC0 6.6 color units SM 2120B 2001 6/20/14 MOVERMAN Ion Chromatography _TITLE- mgJL EPA 300.0 rev2A 6130/14 MOVERMAN Chloride 1.0 1.0 U molt EPA 300,0 rev2 1 6/30/14 MOVERMAN Fluoride 0A 0.4 U mg/L EPA 300, 0 rev2.1 6/30/14 MOVERMAN Sulfate 2.0 2.0 U mg/L EPA X0.0 rev2.1 W0114 MOVERMAN Total Dissolved Solids in liquid 12 28 mg/L SM 2540 C-1997 6/24/14 CGREEN Bromide 1'0 1.0 U mgiL EPA 300, 0 rev2.1 6130/14 MOVERMAN NUT NH3 as N in liquid 0.02 0.02 U mgfL as N EPA 350.1 REV 2 6119114 CGREEN Total Kjeldahl N as N in liquid 0.2 1.1 ng,,L as N EPA 351.2 REV 2 6124114 CGREEN NO2+NO3 as N in liquid 0.02 0.02 U mg/L as N EPA 353.2 REV 2 6/23/14 CGREEN Phosphorus -total as P in liquid 0.02 0.24 mg/L as P EPA 365.1 REV 2 6/20114 CGREEN MET 7440-22-4 Ag by ICPMS 1'0 1.0 U u91L EPA 200.8 6/30/14 ESTAFFORDI 7440-36-0 Antimony by ICPMS 10 IOU 41L EPA 200.8 6130114 ESTAFFORDI 7440-38-2 As by ICPMS ZO 2.0 U ug/L EPA 200,8 6/30/14 ESTAFFORDI 7440-41-7 Be by ICP 5,0 5.0 U u91L EPA 2007 718114 ESTAFFORDI 7440-43-9 Cd by ICPMS 0.50 0.50 U ug/L EPA 200.8 6/30/14 ESTAFFORDI 7440-47-3 Cr by ICPMS 10 IOU ug/L EPA 200.8 6130114 ESTAFFORDI 7440-50-8 Cu by ICPMS ZO 22 ugiL EPA 200,8 6130114 ESTAFFORDI Hardness by Titration 1.0 7.0 mg/L SM 2340C 6/20i14 ESTAFFORDI Laboratory Section>> 1623 Mail Service Center, Raleigh, NC 27699-1623 (919) 733-3908 .era jetalled descrfpit'o; Of it,,* WdOs mfef to =Li12Uid' AVLCW 11pol4t'Jim 9-1 Page 1 of 5 Location ID 4PO79MC0025071 CAS # Ana! e Name 7439-97-6 Hg 245.1 j 'V CO3'Wk Laboratory Section lZrsufts Sample 10 AC09782 Collect Date 06/1812014 Collect Ttme:, 09:40 PQL Result/ Method QualifiUnits er Reference 0.2 0.20 U ug/L EPA 245.1 Anal iS Validated by Date 6125114 ESTAFFORDI 7440-02-0 Ni by ICPMS 2.0 2.0 U ug/L EPA200.8 6/30114 ESTAFFORDI 7439-92-1 Pb by ICPMS ZO 2.0 U ug/L EPA 200 8 M0114 ESTAFFORD1 7782-49-2 Se by ICPMS 5,0 5.0 U ugfL EPA 200, 8 6/30114 ESTAFFORDI 7440-2" Thallium (TI) ICPMS ZO 2.0 U 4L EPA 200, 8 6130/14 ESTAFFORDi 7440-66-6 Zn by ICPMS 10 26 ug!L EPA 200,8 6/30/14 ESTAFFORDI VOL 744041-7 Volatile Organics in liquid _TITLE_ ug/L EPA50301624i8260 6120/14 CJOHNSON 75-71-8 Dichlorodifluoromethane 2.0 Not detected ug/L EPA5030162418260 6/20/14 CJOHNSON 74-87-3 Chloromethane 2-0 Not detected ugiL EPA5030/62418260 6120/14 CJOHNSON 75-01-4 Vinyl Chloride 2.0 Not detected ug/L EPA5030/62418260 6/20114 CJOHNSON 74-83-9 Bromomethane 2.0 Not detected ugiL EPA50301624,18260 6/20114 CJOHNSON 75-00-3 Chloroethane 2.0 Not detected ug/L EPA5030162418260 6420114 CJOHNSON 75-69-4 Trichlorofluoromethane 2.0 Not detected ug/L EPA5030/624!8260 6/20114 CJOHNSON 75-35-4 1, 1 -Dichloroethene 1.0 Not detected J2 ugiL EPA50301624,18260 6/20114 CJOHNSON 75-09-2 Methylene Chloride 1.0 Not detected ugiL EPA5030/62418260 6t20/14 CJOHNSON 156-60-5 trans- 1,2-Dichloroethene 1-0 Not detected ugiL EPA50301624/8260 6120114 CJOHNSON 1634-04-4 Methyl Tert-Butyl Ether 1-0 Not detected ug/L EPA5030162418260 6/20114 CJOHNSON 75-34-3 1,1-Dichloroethane 1.0 Not detected ugiL EPA5030162418260 6120114 CJOHNSON 156-59-2 cis- 1,2-Dichloroethene 1.0 Not detected ugiL EPA5030162418260 6/20114 CJOHNSON 74-97-5 Bromochloromethane 1,0 Not detected ugiL EPA5030/624,18260 6/20114 CJOHNSON 67-66-3 Chloroform 1.0 Not detected ugiL EPA5030162418260 6120/14 CJOHNSON 594-20-7 2,2-Dichloropropane 2.0 Not detected ugiL EPA5030i62418260 6120114 CJOHNSON 107-06-2 1,2-Dichloroethane 1,0 Not detected ugiL EPA50301624,8260 8/2004 CJOHNSON 71.5" 1,1,1 -Trichloroethane 1.0 Not detected ugiL EPA5030162418260 6120/14 CJOHNSON 563-58-6 1,1-Dichloropropene 1.0 Not detected ugiL EPA5030/624,'8260 6120114 CJOHNSON 56-23-5 Carbon Tetrachloride 1,0 Not detected LGiL EPM03016241'8260 8/20114 CJOHNSON 71-43-2 Benzene 1.0 Not detected ugiL EPAS030/62418260 6/20114 CJOHNSON 74.95-3 Dibromomethane 1.0 Not detected ugiL EPA5030/62418260 6/20114 CJOHNSON 78-87-5 1,2-Dichloropropane 1.0 Not detected ugiL EPAS030/62418260 6/20114 CJOHNSON 79-01-6 Trichloroethene 1.0 Not detected ugiL EPA5030162418260 5120114 CJOHNSON 75-27-4 Bromodichicromethane 1.0 Not detected ugiL EPA5030162418260 6120114 CJOHNSON 10061-01-5 cis-1 .3-Dichloropropene 2.0 Not detected ugiL EPA5030162418260 6/20114 CJOHNSON I006I-02-6 trans- 1,3-Dichloropropene ZO Not detected ugiL EPA5030/62418260 6/20114 CJOHNSON 79-00-5 1,1,2-Trichloroethane 1.0 Not detected ugiL EPA5030162418260 6/20114 CJOHNSON 108-88-3 Toluene 1,0 Not detected ugiL ;-:PA5030162418260 6/20/14 CJOHNSON 142-28-9 1,3-Dichloropropane 1.0 Not detected ug/L EPA5030162418260 6/20114 CJOHNSON 124-48-1 Dibromochloromethane 2.0 Not detected ugiL EPA5030/62418260 6120/14 CJOHNSON 106-934 (EDB)1,2-Dibromoethane 1.0 Not detected UG'I EPA5030,162418260 6/20/14 CJOHNSON 127-18-4 Tetrachloroethene 1.0 Not detected ugiL EPA5030f624!8260 6/20/14 CJOHNSON 106-90-7 Chlorobenzene 1.0 Not detected ugiL EPA5030/62418260 6/20/14 CJOHNSON 10041-4 Ethylbenzene 1.0 Not detected ugiL EPAS030/624/8260 6/20114 CJOHNSON Laboratory Section>> 1623 Mail Service Center, Raleigh, NC 27699-1623 (919) 733-3908 For a cWWedde%cwboq of I" ZuaiEfmr codes V* W t;t5 j2 22fjj-. Page 2 of 5 %C,a4T, La6oratory Section Rfsufts Location ID, 4PO79NCO025071 Sample 10: AC09782 Collect Date 06M812014 Collect Time.: 09:40 VOL - Result/ Units PQL Method Analysis Validated by CAS # Anal yte Name qualifier Reference Date 75-25-2 Bromoform 2.0 Not detected ugiL EPA5030162418260 6120114 CJOHNSON 108-38-3 rn,p-Xylene 2.0 Not detected jgJL EPA5030/62418260 6420/14 CJOHNSON 100-42-5 Styrene 1.0 Not detected ugiL EPA50=62418260 6120/14 CJOHNSON 79-34-5 1, 1,2,2-Tetrachloroethane 1.0 Not detected 4L EPA5030162418260 6/20114 CJOHNSON 630-20-6 1, 1, 1,2-Tetrachloroethane 1.0 Not detected u%IL EPA5030/62418260 6t20114 CJOHNSON 95-47-6 o-Xylene 1.0 Not detected UGIL EPA5030/624/8260 6/20/14 CJOHNSON 96-18-4 1,2,3-TdcNoropropane 1.0 Not detected U q'I EPA5030J624/8260 6120/14 CJOHNSON 98-82-8 lsopropylbenzene 1-0 Not detected ugiL EPA5030/62418260 6/20/14 CJOHNSON 108-86-1 Brornobenzene 1.0 Not detected ugiL EPA5030162418260 6120114 CJOHNSON 103-65-1 n-Propylbenzene 1.0 Not detected U411- F:.PA5030162418260 6/20/14 CJOHNSON 95-49-8 2-Chlorotoluene 1.0 Not detected UgIL EPA5030162418260 6120/14 CJOHNSON 106-43-4 4-Chlorotoluene 1.0 Not detected ugly EPAS030162418260 6/20/14 CJOHNSON 108-67-8 1,3,5-Trimethylbenzene 1.0 Not detected ugiL EPA5030/624/8260 6120114 CJOHNSON 98-06-6 tort-Butylbenzene - 1.0 Not detected ugiL EPA5030/62418260 6/20/14 CJOHNSON 95-63-6 1,2,4-Trimethylbenzene 1.0 Not detected ugiL EPAKW62418260 6120114 CJOHNSON 135-98-8 sec-Butylbenzene 1.0 Not detected ugiL EPA5030162418260 6/20/14 CJOHNSON 541-73-1 m-Dichlorobenzene (1,3) 1,0 Not detected ugiL EPA5030/624i8260 6/20114 CJOHNSON 106-46-7 p-Dichlorobenzene (1,4) 1,0 Not detected ug/L EPA50301624/8260 6120/14 CJOHNSON 95-50-1 o-Dichlorobenzene (1,2) 1.0 Not detected U911L EPA50301624/8260 6/20/14 CJOHNSON 99-87-6 p-Isopropyttoluene 1,0 Not detected jg/L EPA5030/62418260 6120114 CJOHNSON 104-51-8 n-Butylbenzene 1,0 Not detected ug/L EPA50301624i8260 6120114 CJOHNSON 96-12-8 1,2-Dibromo-3-Chloro propane 2,0 Not detected ug/L EPA50301624i8260 &2004 CJOHNSON 120-82-1 1,2,4-Tdchlorobenzene 1,0 Not detected ug/L EPA50301624i8260 6120/14 CJOHNSON 91-20-3 Naphthalene 2,0 Not detected ugVl- EPA5030/62418260 6/20114 CJOHNSON 87-68-3 Hexachlorobutadiene 1.0 Not detected ugiL EPA5030/62418260 6120/14 CJOHNSON 87-61-6 1,2,3-T6chlorobenzene 1.0 Not detected ugil- EPA5030/6241826C 6/2004 CJOHNSON SEM Semivolatile Organics (BNAs) in liquid —TITLE— ugiL EPA6251827013511. 7f7i14 NGOOD 62-53-3 Aniline 12 Not detected ugiL EPA625i82701351C 717i14 NGOOD 108-95-2 Phenol 10 Not detected ugli- EPA625/827W510 71704 NGOOD 111-444 Bis(2-chloroethyl)ether 10 Not detected ugiL EPA6251827013510 717114 NGOOD 95-57-8 Chlorophenot, 2- 10 Not detected ugiL EPA625/8270/351 0 71704 NGOOD 541-73-1 Dichlorobenzene, 1,3 10 Not detected ugiL EPA625i8270I3510 7/7114 NGOOD 10646-7 Dichlorobenzene, 1,4- 10 Not detected ug/L EPA625i82701351 0 7/7114 NGOOD 100-51-6 Benzyl alcohol 30 Not detected J2 ugiL EPA625182701351 0 7/7/14 NGOOD 95-50-1 Dichlorobenzene, 1,2- 10 Not detected ugiL EPA62518270i3510 717114 NGOOD 95-48-7 Methylphenol, 2- 10 Not detected ugiL EPA62518270,,3510 7f7II4 NG000 39638-32-9 Bis(2-chloroisopropyl)ether 10 Not detected ugiL EPA6251827013510 7,7i14 NGOOD 106-44-5 Methylphenol, 4- 10 Not detected ugiL EPA625/827013510 7f7i14 NGOOD 621.64-7 N-nitrosodi-n-propylamine 10 Not detected ugiL EPA625/8270`3510 717114 NGOOD 67-72-1 Hexachloroethane 10 Not detected ugiL EPA625/827013510 7qI14 NGOOD 98-95-3 Nitrobenzene 10 Not detected ugiL EPA6251827013510 717114 NGOOD Laboratory Section>> 1623 Mail Service Center, Raleigh, NC 27699.1623 (919) 733-3908 FW a detedf,-C desc-'Von :)f 91a q480ip, codes refer !o Page 3 of 5 COTIV, Laboratory Section Wfsuits Location ID 4P079NC0026071 Sample ID AC09782 Collect Date 0611812014 Collect Time:: 09:40 CAS # 78-59-1 Analvte Name Isophorone PQL 10 Result/ Qualffler Not detected Units ug/L Method Reference EPA62 013510 Analysis Date 7/7114 Validated by NGOOD 88-75-5 Nftrophenol, 2- 10 Not detected ug/L EPA6251827013510 7f7/14 NGOOD 105-67-9 Dimethylphenol, 2,4- 10 Not detected ugiL EPA62518270/3510 7M14 NGOOD 65-8" Benzoic; acid 50 Not detected ug/L EPA625/827013510 717114 NGOOD 111-91-1 Bis(2-chloroethoxy)methane 10 Not detected ug/L EPA625/8270/3510 7f7/14 NGOOD 120-83-2 Dichlorophenol, 2,4- 10 Not detected ug/L EPA625/827013510 7/7/14 NGOOD 120-82-1 Tdchlorobenzene, 1,2,4- 10 Not detected ug/L EPA62518270/3510 7(7/14 NGOOD 91-20-3 Naphthalene(SV) 10 Not detected ug"L EPA625/827013510 7/7114 NGOOD 106-47-8 Chloroanifine, 4- 12 Not detected ugil- EPA625/827Oi3510 717/14 NGOOD 87.68-3 Hexachlorobutadiene(SV) 10 Not detected u9sI EPA62518270i3510 7f7/14 NGOOD 59-50-7 Chloro-3-methyl phenol, 4- 15 Not detected ug;L EPA625/827013510 717114 NGOOD 91-57-6 Methylnaphthalene, 2- 10 Not detected ug/L EPA625i827013510 7/7/14 NGOOD 77-47-4 Hexachlorocyclopentadiene 12 Not detected ug!L EPA625/827013510 717/14 NGOOD 88-06-2 Trichlorophenol, 2,4,6- 10 Not detected ug/L EPA625/8270/3510 717/14 NGOOD 95-954 Trichlorophenot, 2,4,5- 12 Not detected ug/L EPA62518270f'351 0 7/7i14 NGOOD 91-58-7 Chloronaphthalene, 2- 10 Not detected uqIL EPA62518270/3510 7,7/14 NGOOD 88-74-4 Nitroanifine, 2- 10 Not detected ug/L EPA625/827013510 7/7/14 NGOOD 131-11-3 Dimethyl phthalate 10 Not detected ug/L EPA625/827Oi351 0 7/7/14 NGOOD 208-96-8 Acenaphthylene 10 Not detected ug/L EPA625/827013510 7MI4 NGOOD 606-20-2 Dinitrotoluene, 2,6- 10 Not detected ugiL EPM25/8270i351 0 717114 NGOOD 99-09-2 Nitroanifine, 3- 50 Not detected jqiL EPA625/827013510 7/7114 NGOOD 83-32-9 Acenaphthene 10 Not detected ugIL EPA62518270i'3510 717114 NGOOD 51-28-5 Dinitrophenol, 2,4- 50 Not detected uqjL EPA625/827013510 7MI4 NGOOD 100-02-7 Nitrophenol, 4- 50 Not detected J2 ug/L EPA625/827013510 7r7/14 NGOOD 132-64-9 Dibenzofuran 10 Not detected ugiL EPA625/8270/3510 7/7/14 NGOOD 121-14-2 Dinitrotoluene, 2,4- 10 Not detected ugiL EPA62518270,'3510 7/7114 NGOOD 84-66-2 Diethyl phthalate 10 Not detected ug/L EPA62518270/3510 7,M14 NGOOD 7005-72-3 Chlorophenyl phenyl ether, 4- 10 Not detected ug/L EPA62518270,'3510 7,704 NGOOO 86-73-7 Fluorene 12 Not detected u9;L EPA625Y8270,'3510 7MI4 NGOOD 100-01.6 Nitroanifine, 4- 50 Not detected J2 ugil- EPA625/8270/3510 7/7/14 NGOOD 534-52-1 Dinitro-2-methyl phenol, 4.6- 50 Not detected ug/L EPA625(8270,'3510 7f7/14 NGOOD 86-30-6 N-nitrosodiphenylamine 10 Not detected ug;L EPA625/827Q13510 7r7114 NGOOD 101-55-3 Bromophenyl phenyl ether, 4- 10 Not detected ug/L EPA6251827013510 7M14 NGOOD 118-74.1 Hexachlorobenzene 10 Not detected ug/L EPA625/8270/3510 7MI4 NGOOD 87-86-5 Pentachlorophenol 30 Not detected ug"L EPA625/8270!3510 7M 14 NGOOD 85-01.8 Phenanthrene 10 Not detected ugiL EPA625/827013510 717114 NGOOD 120-12.7 Anthracene 10 Not detected ug/L EPA625/8270/3510 7/7/14 NGOOD 84-74-2 Di-n-butyl phthalate 10 Not detected ugiL EPA625W7Qf3510 717/14 NGOOD 2 C j6-44-0 Fluoranthene 10 Not detected ugil- EPA62518270/351O 76114 NGOOD 129-00-0 Pyrene 10 Not detected ug/L EPA625/8270/3510 7MI4 NGOOD 85-68-7 Butylbenzyl phthalate 10 Not detected ug/L EPA625M70/3510 717/14 NGOOD 91-94-1 Dichlorobenzidine, 33- 30 Not detected jg,I EPA625/8270/3510 7/7114 NGOOD Laboratory Section>> 1623 Mail Service Center, Raleigh, NC 27699-1623 (919) 733-3908 For a O*a," dosa,pfial W Sne qjW.16e, Wdes oefe, "0 Page 4 of 5 _%C E)14�, Laboratory Section Results Location ID: 4PO79NCO026071 Sample ID. AC09782 Collect Date 06/18/2014 Cailecl Time. 09:40 CAS # 56-55-3 Anale Name Benzo(a)anthracene PQL 10 Result/ ualrfier Not detected Units uglL Method Reference EPA625/827013510 An_. alysis .Date 7l704 Validated by NGOOD 218-01-9 Chrysene 10 Not detected uglL EPAS251827013510 7/7/14 NGOOD 117-81-7 Bis(2-ethythexyl)phthalate 10 Not detected ugJL EPA62518270!3510 7,7114 NGOOD 117-84-0 Di-n-octyl phthalate 10 Not detected uglL EPA6251827013510 717114 NGOOD 205-99-2 Benzo(b)fiuoranthene 10 Not detected ugIL EPA62"27013510 7f7114 NGOOD 207.08-9 Benzo(k)fluoranthene 10 Not detected uglL EPA6251827013510 7/7114 NGOOD 50-32-8 Benzo(a)pyrene 10 Not detected ug/L EPA625/8270/3510 7/7114 NGOOD 193-39-5 Indeno(1,2,3-cd)pyrene 15 Not detected ug1L EPA62518270r3510 7t7/14 NGOOD 53-70-3 Dibenzo(a,h)anthracene 15 Not detected ug/L EPA625/827013510 717/14 NGOOD 191-24-2 Benzo(g,h,i)perylene 15 Not detected ug1L EPA6251827013510 7r7114 NGOOD Sample Comments VOL :VOA-J2-estimated-1 analyte(s) failed < LCL in the CV2. wet:TSS- U,P- reanalyzed with color sample, only 250 mL available MIC:BOD-G5- GGA std exceeded the range 198+1- 30.5 mg/L MIC:BOD-GI-DO depletion of dilution water blank > 0.2 mgiL WET:CYANIDE-J2-estimated-LFMD failed to meet QC criteria. SEMI:SV-J2-estimated-1 analyte(s) failed to meet curve fit criteria. SEMI:SV-J2-estimated-2 analyte(s) failed <LCL in CV2. 1-Surrogate failed < LCL in CV2 end, however, passed in beginning CV2. Laboratory Section» 1623 Mail Service Center, Raleigh, NC 27699-1623 (919) 733-3908 For adstttd9cdescnpg:ana'thartuatrfiercccear8f@rep g�sr.nnt�xa+�:9LED�f?> a ,.a 2j a iher ,aces< -a.;: as 6•rtw, �91t+,tes3ttL> Page 5 of 5 COUNTY vRockrn�ham RIVER BASIN: REPORT TO Wmsacin•3alcm Rgsol s Office Other : COLI-ECTOR(S) 5 Wang 5 Liet y f:stimated HOD Range (4 w DIVISION OF WATFR RESOURCES Surface Water Fieldshrcl Pki�RrrY AMBIENI 0 QA l� �''''I STREAM El EFFLU0,11 D COMPLIANCE D CHAIN Uf CCls' moy El LAKI?: E-1 INFLUENT LML:Rt';i3NC. ti' VISA IU � I: 'T3,lARY Station Laratiuw: � � �rr����` Lab Number . Date Received, 'fine Rccciyw. : Received By Data Reteascd Date Rcpurtcd . Seed: Chiurinated: Remarks. _.._.._..-........_-._... _._.�,_.,�.. [=A,"voan Code Date He%,o (yyfmmldd) Date Ewd (,}imnJdd) Time Begin T"imt End Depth - DM, DO, OHM V.I., Type - A, H. L Cnmpusdta, T. S. B Sample Type 41`079NC0028071 x BoD 310 m 1- C(7I7 iq�Uo mRI COD 1'..y 335 nt dI. X „ Cu9i(ortn Mi Fecal 31616 1100ml Cohfomt MF Tuint3t504 ;Iuun l 1L 01,110n. whe Im1i 31615 11 UOml 3 Ctohliirm Fecal Sucp 31673 IIMFmi ...._� __.. ... ............-a.e.w. R—d.+r I vial 505 . Vuiatric 505 Fixed S10 m I X m Rcsidw:. Sus dcd 531E 'L Volm,k 535 Fixed 14o units Acid0yin pit4.5436 m A_ Acidity to pfil 9 3 435 MO. Alkalinity tot fig-3415 wgif. AlkalinaytoI14.5410 —.- ni 3. I(X 660 �� rn 1' Turbidity 76 N ITJ Coltloan Iotailubc JI1tOmi COMMENTS: X Chlmde 940 mgr, C'tAoio bell , Et'A a43.fI modified stptiun u L X (:o1or I rue 90 ('ulur (Il ) 83pit- Color pH 7.6 82 u. X C unde '120 Fluoride Y51 mu,4. turtnaldehadc716111, Un:+r+e and 0,ls S56 X Itatdncss Tcwal 9W X S die CwuJ 9 ufbho rem MHAS 38260 m 1. u , ?( Sulfate 945 Sulfide 745 Dunn Tannin$ t.r inn u 3. I iexaA altm Chromium U 1, Bicarbonate mlo- Carbon.ate mgti, X 'fwai Dissolved tiohds mE+i, X Nil) +1t N610 m-I_ X 'I A.N ati N 62i ......�, m . X NO2 plus NO3 as N 63(1 nt X P.'iutal as P 665 m 1104 as 1170507 ni 11 Dc"01'ed asp bm m 'L K-i'cuaasium m 1- X Cd Cadmium 1011 X t:'r-('hronr.um 'fda11034 a L, X Ni-NrcLai IU67 UIL4, X Pb- Fcart 1051 ttg71.. X Zn- Z— 1092 "Ail V 4anadtuni U I. X A(t- SiNri 1077 u A1-Ala mnum It0S u X 11" litf)MUM 100 u / L C. C.1crum 916 MWI, CoCohair 1037 u !L Fr- Iran 1045 u M.h'ML.-belenurn u L X Sb-Ammori SnA nt UPI I X TI= 1iii1hurn Ti-Titanium u I, I! -1631 . 00. Li -Lithium 113'. u - Mg. Ma litesiwn 92' m MmMan arteu 1055 UWL Na- 9rdrwn 929 m X Amvvc:Iout 1002 u X Sc Scictrium 1147 u Iia- Mcmwy 719M USA- H.'Rown' u Otpnowitlortm Pcsucides Or • totrvs Pesticides Orem ofogyn Pesticides Acid Hotueides X AmoNcuiraib.Acid EA1,actable Or nits tPI I Diesci Ran e X Pur o-able Or cs (VOA lwuln rc `d) TPH Gasoline Karisc TPWi3IT.X Goscilme Kamp ph as lankaut Tvir4wi lime Sm mtival ("C): Revision: 0g123,i s 3 PFWW 9VC DUAkLaboratory Section RM(ts cwnty; RocwNallAM Sample ID: AC09M River Basin PO Number p 14OOM Report To VnROAP Date Roomed, 96119O2014 Collector. F Time Recarvood, 47:66 Region fig¢ Dkson of WResources Logni) u?svff14nal Sample Matrix: QgouwgW=g FLabwoft Report Date_ Wy Loc. Type: MONITORING WELL Final Mao Report Print Date: O7r3GM14 Emergency YesiNe Visitic COC Yes/No Loc. Oescr.: �09 Al W - Al Location 10: 4PO79MCM5071 I Collect Daw 051'16l2Q14 Collect Time, 13-10 Sample DOW, N this report is labeled preliminary report the results have not been validated. Do not use for Regulatory purposes. CAS # Ana Name PQL ReSVIV Units Method Analysis valtdaled by Qualiffe Reference Date LAS Sample temperature at receipt by lab 1.9 C 6/19/14 RBYRD MIC Specific Conductance in liquid 14,91 37 pmhosicm APHA 25108 7116i14 ESTAFFORDI 0-:41 Residue -Suspended in liquid 6.2 2530 mg/ L SM 2540 D-1997 812114 MOVERMAN Cyanide, total in liquid 0.02 0.02 U MWL EPA 335,4 REV 1 111/14 CGREEN Platinum Cobalt Collor -TITLE- cow units SM 21208 2001 6t2004 MOVERMAN PTCO 5 5.0 U color units SM 21208 2001 6MI14 MOVERMAN pf-l_PTCO 6.1 Color units SM 21208 2001 6(20 14 MOVERMAN Ion Chromatography -TITLE- rng/L EPA 3001 rev2,1 6M/14 MOVERMAN Chloride 1.0 2.5 mg/L EPA 300,0 revZi SM/14 MOVERMAN Fluoride 0.4 0.4 U mg(L EPA 300.0 rev2A 6rM14 MOVERMAN Sulfate 2.0 2.0 U mwl- EPA 300,0 rev2,1 6W14 MOVERMAN Total Dissolved Solids in liquid 12 40 mg(- SM 2540 C-1997 6t24114 CGREEN Bromide 1.0 11.0 U ngn- EPA 3MO rev2_1 WW14 MOVERMAN NUT NI-113 as N in liquid 0.02 OA2 U mgiL as N EPA 360 1 REV 2 a(19M4 CGREEN Total K4eldahl N as N in liquid 02 0.2 U rng!L as N EPA 351.2 REV 2 6t24j14 CGREEN NOZ-IN03 as N in liquid 0.02 0.67 mgfL as N EPA 353,2 REV 2 6t23114 CGREEN Phosphorus -total as P in liquid 0,02 0.30 Mg/L as P EPA 365.1 REV 2 6120114 CGREEN MET 7440-22-4 Ag by JCPMS 1.0 1.0 U V91L EPA200,8 6t27114 ESTAFFORDI 7440-38-2 As by ICPMS 2,0 2.0 U u9VL EPA 2001 612TM4 ESTAFFORD1 7440-70-2 Ca by ICP 010 3.9 MGVL EPA 200,7 8t25114 ESTAFFORDI 7440-43-9 Cd by fUrnaCe 0.50 0.50 U LOL EPA 200,9 7AV14 ESTAFFORDI 7440-47-3 Cr by ICP 10 is L41- EPA 200,7 &2&14 ESTAFFORDI 7"0-5" Cu by furnace 2-0 35 j9& EPA 200.9 7/9114 ESTAFFORDI 7439-8" Fe by ICP 50 44000 J2 4L EPA 200 7 &25114 ESTAFFORDI 7439-97-6 Hg 245,1 0.2 0,20 U -VL EPA 246,11 &25114 ESTAFFOR01 7440-0%-7 K by ICP 010 6.7 J2 Fr9fL EPA 2001 6/25114 ESTAFFORDI 7439-954 Mg by ICP 010 6.9 J2 mg/L EPA 200,7 612504 ESTAFFORDI Laboratory Secftn>,-. 1623 Mall SOMACO center, Raleigh. NC 27599-1623 (919) 733-SWS Page 1 of 3 ,V(- V%V, Laboratory Section Irsults Location 113: 4POTWC0025071 Sample 10: ACCOW Collect Date: OW1412014 OWleo Time:: 0,10 CM # 7439-9" Analyte Name Mn by ICP PQL 10 Resul#1 Qualiiier 1000 J2 Units UW1 method Reference EPA 2003 AnaNsis 6t25114 VAlidabld bV ESTAFFORDI 7444-23-5 Na by ICP 0.10 4.0 m9fL EPA200.I 6/25114 ESTAFF01RDI 7440-024 Ni by fumace 2.0 14 UgA- EPA201).O 719114 ESTAFFOR01 7439-92-1 Pb by ICPMS ZO 22 A& EPA 200.8 8127M4 ESTAFFORDI TM2-49-2 Se by lCPjTS 5.0 5.0 U ug/L EPA 200,8 6127/14 ESTAFFORDI 744"" Zn by lCP 10 91 J2 U9& EPA 200.7 W25M4 ESTAFFORDI SEM 7439-96-5 Senlivolatile Organics (BNAs) in liquid -TITLE- Ug/L EPA6251827012.5I0 7/7,'14 NGOOO 62-53-3 Aniline 12 Not detected LVIL EPA626M27013510 717114 NGOOD 108-96-2 Phenol 10 Not detected UWL EPA62516270/3510 717/U NGOOO Ill 44 4 Bis(2--chloroetho)ether 10 Not detected UWL EPA62W827M510 71/14 NGOOD 95-57-8 Chlomphenol. 2- 10 Not detected UWL EPA6251827WSIO 7/7114 NGOOD 541-73-1 Dichlorobenzene, 1,3 10 Not detected UWL EPA6251827041610 7/7114 WOOD 106-46-7 Dichlorobenzene, 1,4- 10 Not detected J!Pt EPA8251/8270n510 7171114 NGOOD 100-51-6 Benzyll alcohol 30 Not detected J2 UWL EPA625M270/3$10 M114 WOOD 96-50-1 Dichlorobenzene, 1,2- 10 Not detected agiL EPA62&6270135I 0 70114 NGOOD 9548-7 Methylphenol, 2- 10 Not detected L9YL EPA62518270MI0 717114 NGOOO 39638-32-9 Bis(2-chloroisopropyl)ether 10 Not detected UWL EPAS25M27MSIO Mi14 WOOD 106-44.5 Methylphenol, 4- 10 Not detected U94- EPA625i$27013510 77114 NGOOO 621-64-7 N-n&osodi-n-propylamine 10 Not detected UWL EPA62 M7013610 7MI4 NGOOD 67-72-1 Hexachloroethane 10 Not detected uwL EPA6251827CM10 717114 NGOOD 98-95-3 Nitrobenzene 10 Not detected UWL EPA625t827W510 7/704 NGOOD 78.59-1 lsophorone 10 Not detected UGVL EPA62SM270/3510 7/7114 NGOOD 88-75-5 Nitrophertol, 2- 10 Not detected uglL EPA62518270/3510 717M4 NGOOD 105-67-9 Dimethylphenol, 2,4- 10 Not detected U9)L EPA62518270MIO 1/7/14 NCKM 654k" Benzoic acid 50 Not detected UQfL EPA62518270rI510 71114 NGOOD 111-91-1 Bis(2-chlaroetboxy)methane 10 Not detected ug/L EPA62518270r3510 V714 NGOOD 120-63-2 OichloWhenol, 2,4- 10 Not detected L9'L EPA625i827013510 717114 WOOD 120-62-1 Trichkwobenzene, 1,2,4- 10 Not detected u9iL EPA62&827CM10 717/14 NGOOD 91-20-3 Naphthalerve(SV) 10 Not detected IWL EPA625WTC13510 717/14 NGOOD 106-47-8 Chloroaniline, 4- 12 Not detected uqL EPA6251827013510 7/7t14 NGOOD 37-68-3 Hexachlorobutadierte(SV) 10 Not detected u9it EPA6254127011510 V7114 NGOOD 59-W7 Chlor0-3-methyl phenol, 4- 15 Not detected u9iL EPA62"27=5iO 717M4 NGOOD 91-57-6 Methylnaphthatene, 2- 10 Not detected 4L EPM251827013510 7/7i14 WOOD 77-47-4 Hexachtorocyclopentadiene 12 Not detected ug,,L EPA6251827013510 7/7/14 WOOD SO-W2 Trichlorophenot, 2,4,5- 10 Not detected ug/L EPA625t8270MIO V7/14 NGOOO 96-954 Thchlorophend, 2,4,5- 12 Not detected UWL EPA625/827013510 7/7114 NGOOD 41-58-7 Chloronaphthalene, 2- 10 Not detected U911L EPA625M27013510 717114 NGOOD 88-744 Nib-owiline, 2- 10 Not detected UWL EPA6251827CM10 7/7/14 NO(M t3l-11.3 Dimethyl phthalate 10 Not detected UgA EPAS2518270MI0 717A4 WOOD 208-9" Acenaphthylene 10 Not detected Ug/L EPA62518270/3510 7/7t14 NGOOO 606-20-2 Dindrotoluene, 2.6- 10 Not detected ugiL EPA62M270/3510 717114 NGOOO Laboratory Secdon» 1623 Mail Service Cent", Raleigh, NC 278991623 (919) T33-M8 Y It* :�tW" 'Ofm O -v" Z' Page 2 of 3 ,N,r ImAR- LaioratorySection Woufts Locatkxt 10- 4POTIMCM5071 Sample 10-, AC09966 Collect Date: O6rIWM4 Coiled rift:: SEM CAS Al AnW_k_Name P Result/ vall Metbg_� Anabf.!�_is yajdawd C!y Qualifier Referpnoe -Pik 49-09-2 Nitroanifine, 3- 50 Not detected UVI EPA6M27013510 IRM4 NGOOD 83-32-9 Acenaphthene 10 Not detected Lvt EPASM627M510 717/14 WOOD 61-26-5 Dinitropherol, 2,4- 50 Not detected UQ/L EPA625i827Of351O 7/704 NGOOD 100-02-1 Nftrophenol, 4- 50 Not detected J2 ug& EPA62WO970f3510 717114 NGOOD 132-64-9 Dibenzofuran 10 Not detected U91L EPA626W7013610 717/14 NGOOD 121.14-2 Dinitrotoluene, 2,4- 10 Not detected uwt EPA6251027MSIO 717114 WOOD 84-66-2 Diethyl phthalate 10 Not detected U91L EPA62SM27013510 77/14 WOOD 7005-72-3 Chlorophenyi phenyi ether, 4- 10 Not detected ug& EPA62WO270f3510 7/7f14 WOOD 86-73-7 Fluorene 12 Not detected u9& EPA62&827=510 W114 WOOD 100-01-6 Nitroaniline, 4- 50 Not detected J2 ug& EPM25f827OJ3510 717114 WOOD 534-52-1 Dinitro-2-methyl phenol, 4,6- 50 Not detected uQIL EP462&827=510 7/7114 NGOOD W30-6 N-nitrosodiphenylamine 10 Not detected ugiL EPA5251827013510 717114 NGOOO 101-55-3 Bromophenyl phenyl ether. 4- 10 Not detected 4t EPA62518270f35IO 717114 WOOD 118-74-1 Hexachlorob8nzene 10 Not detected U911- EPA62"27C13510 TRI14 WOOD 87-86-5 Pentachlorophenot 30 Not detected ugiL EPA62&827ot36IO 7/7114 NGOOD 85-01-8 Phenanthrene 10 Not detected ug!L EPA6254270MIO 717114 NGOOD 120-127 Anthracene 10 Not detected a41- EPA6251827OM10 717114 NGOOD 84-74-2 Di-n-butyl phthalate 10 Not detected 41- EPA62"270MW 77f14 NGOOD 206-44-0 Fluoranthene 10 Not detected u9fL EPA625f8270MIO WIM4 NGOOD 129-00-0 Pyrene 10 Not detected uWL EPA625/827MS10 M14 WOOD 85-68-7 Butylbenzyl phthalate 10 Not detected UVI EPA62518270MIO 70114 NGOOD 91-94-1 Dichlorobenzidine, 3,3'- 30 Not detected u9fl- EPA6251927OM10 70114 NGOOD W56-3 Benzo(a)anthracene 10 Not detected uIpt EPA62518VCV3510 717/14 NGOOD 218-01-9 Chrysene 10 Not detected uwt- EPA62518270t35IO 7f7M4 NGOOD 117-61-7 Bis(2-ethylhexyl)phthalate 10 Not detected WVL EPA625t8270/3510 717J14 NGOOD 117-W Di-n-octyl phthalate 10 Not detected U91 EPA62&827013510 717114 NGOOD 206-99-2 Benzo(b)fluoranthene 10 Not detected uqIL EPA62518270f351O 717114 NGOOD 207-08-9 Benzo(k)ftuoranthene 10 Not detected ugIL EPA626f827M510 7/7/14 NGOOD 50-32-9 Benzo(a)pyrene 10 Not detected u9IL EPA6251827013510 717114 NGOOD 193-39-5 lndeno(1,2,3-cd)pyrene 15 Not detected ug/L EPA6M027=510 717114 NGOOD 53-70-3 Dibenzo(ah)anthracerve 15 Not detected 4L F-PA6258827W510 7RI14 WOOD 191-24-2 Benzo(g,hj)peryiene 15 Not detected uwt EPA625f6270/3510 7f7114 WOOD Laboratory Sectlow,;- 1623 Mail Service Cantor, Raleigh. NC 27SWM23 (919) 733-11906 For 4,W*W M" Mfw M Page 3 of 3 'A' , C �R[Vk Lagoratory Section *suks Location 10. 4PO79NCO026071 Sample ID AC09806 Collect Date 06/118/2014 SEM r-A-q it Annhula Nnm® Dni Result/ I 1�;#Method uuantier Sample Comments MET:Fe,Mn,Zn,Ca & Mg-J2-estimated- LFM <70%, matrix and high solids SEMI:SV-J2-estimated-1 analyte(s) failed to meet curve fit. SEMI:SV-J2-estimated-2 analyte(s) failed <LCL in CV2. 1-Surrogate failed <LCL in end CV2,-however, passed in beginning CV2- Collect Time: 13:10 Laboratory Section— 1623 Mail Service Center, Raleigh, NC 27699-1623 (919) 733-3908 For a cesu;pt,on of tt,,e modes refer to �.'r j,.poa — Page 4 of 4 Analysis IV AQUIFER PROTEC ION FIEI.,DSHE.ET Location rode. 4P079NC'0025071 County Ruckingham (quad Nu Serial No. L'at _ Long_ —_ ,J Water ❑ soil ❑ tither ❑ Chain of Custody Report'To: ARO, FRO, MRO, RRO. WaRO, WViRO, 1` W;SFiU, Kinston f O, Fed. Trutt, Central Off, Other: Shipped by, BUS, Courier. Fland Del, Other: Colic lor(s): S. WAN(tt S_ BERRY Date: 608/2014 F I'F ) ANA1 YSPS 01 aoo __ ... ___ Spec. Cortd.,, at 2)1C T._ I em a Odor P�tn ._ _— _ _ r C. Appearance _ Field Analysts By; �....., f3(0 3 fit angft. _._ ... ......... ... _.__.__-- COD Hugh 340 mgfT COD Low 335 (. olifen Ml' lvtcat ti6l6 IlMini -^"" tom Mr l'otai � � 1t0011il 4 , mlltte I urbidily 76IFResidue, Total Suspended 530 mgtl. pH 403 umrs - Alkahnay to pli 4.5 410 mkiL Aikalinuy to pit 9 3 415 tngJt_ C atbonait: 44 t mgtL �.._ _ .._ _._ _ tticarWogitc 440 Carbon dioxide 405 mg/t. _ X a mg/L Chloride 940 _. _ ____.._-._....,..... Chrointurr^Hex 1032 ugfl. X (valor True SO Ct3 X Cyanide 720 t mtfl_ Lab Comments North Carolina Department of Environnient and Natural Resources DIVISION OF INA TER RESOURCES -AQUIFER PROTFC71ON SECTION SAMPLE PRIQRITY ILI (-I n 51 ❑ Routine Lab Number _.A Q-ell rt)Q 17 Emergency W— Date Received j I Time: Rec`d Pay, Froln:BUu, r , Nand Del_, Other, Data Entry lly�_ � L.k: _. —11 Date Reported: _ Purpose Firxte_ : /P 13 iseline, Co O%vnrr^ iI. G ^ Location or Sit=t Description of sampling po Sampling Method X t7iss Solids 70300 Fluonrk 951vy ^__ npli, nit. - Ilardoess(non •caib)902 xrt�L X X Spcci£tc Cood. 95 .......... _._._. Sulfate 90 timhos/ctrt _....... ____ in * L .. Sulfide 745 ing& thl and Citeasc ing/t _ X X NH as N 610 'fKN as N 625 ang/t nigh X } NO, t NO, as N 630 P total as P 665 Nitrate (NO, as N) 620 rni;(L tit) tT. mgfL— Nitrite (NC1� as N) 615 mgtL Ci W-54 kEV 8R01 a Frn t7+solved Analysis-subnut @hared sample and k-rne Gts" in block. Cole, L US I , Pesticide Study, Federal 'I'rust, tither: (Dacia �} (puaiptng tirrie, ate lenp., etc.) X • Ag Silver 46566 pit X AI Aitin inum 46557 As-Arcentc 4051 Ba-Barium 4655$� _ �t X Ca-C:alctuin 46552 to 1. X _ c;d•Cadintum 46559 X G-f;hwtntutn 46559 u�.. �u X Y X Cu-t'LMtcr 46562 Ft -Iron 46563 Hg-Mercury 71%0 L u , urJL X K-potassium 4055 l _ Mg-Magiiesinm 46554 rn L X Mn-Manganese 46565 ueL `5; X Na-sod um 46556 Ni-Nickcl Mill u ,tL X Pt txad 46564 tr L X X Se• 5cicnium Zn-linc46567 u, PM12 XCWfAR.Laboratory Section 4?ssuhs coumy: ROCKINGHAM Sample ID: AC09812 River Basin PO Number # 14OMS Report To MR10 Date Received 06119MI4 Time Received: 07:55 Collector- SWANG Labiworks LoglnlD MSWFT Region: WBRO 'Mislon of Water Resources Final Report Dew 719114 Sample Mfftft: O=rKtW&tt Report Print Date� Final Report 07IDWX14 Loc. Type- MONMONG WIELL EmeMency YesiNo VISAID CDC YealNo Loc. Descr.; The City of Eden I Location 10: 0071INC0025071 I Collect Date: 0Sl1111=141 1 Collect Tine: 13,00 1 Sample Depth I ff This report is labeled preliminary report the results have not been validated. Do not use for Regulatory purposes. CAS # AnaMe Name PP Resultif Units Meth9d Analysi Validated Qu lifter Reference to LAB Sample temperature at receipt by lab 1.9 Ic 6/19114 RBYRD VOL Volatile Organics in liquid —TITLE— Ug/l. EPA5030162418260 612004 CJOHNSON 75-71-8 Dichlorodifluororrvethane 2,0 Not detected UVL EPA503M24IU60 6/20/14 CJOHNSON 74.87-3 Chloromethane 2.0 Not detected ugk EPA50301624i8260 6120114 CJOHNSON 75-04-4 Vinyl Chloride ZO Not detected ugiL EPA50306624f82160 6/2W14 CJOHNSON 74-83-9 Bromomethane ZO Not detected j9/1. EPAS030,V24/8260 &20114 CJOHNSON 75-00-3 Chloroethane 2.0 Not detected LjgtL EPA50=62418260 6/20/14 CJOHNSON 75-69-4 Trichlorofluoromethane 2.0 Not detected jg/L EPA50301624i8260 6120/14 CJOHNSON 75-35-4 1,1-Dichloroethene 1.0 Not detected J2 Ljg/L EPA60=62418260 &MM4 CJOHNSON 75-09-2 Methylene Chloride 1.0 Not detected j9/L EPASMA2418260 6120114 CJOHNSON 156-60-6 trans-1,2-Dichloroethene 1.0 Not detected uQil- EPA5030,t2418260 6120114 CJOHNSON 1634-04-4 Methyt Tert-Butyl Ether 1.0 Not detected u9it. EPA,50=62418260 6/M14 CJOHNSON 75-34-3 1,1-Dichloroethane 1,0 Not detected igit. EPA5030162418260 8t20f14 CJOHNSON 156-59w2 cis-1,2-Dichloroeftne 1.0 Not detected uWL EPA5030162418260 6120M4 =HNSON 74-97-5 Bromochloromethane 1.0 Not detected agii. EPAS0301624/8260 6120/14 CJOHNSON 67-66-3 Chloroform 1.0 Not detected JWL EPA60301624M260 60114 CJOHNSON 594-20-7 2,2-Dichloropropane 2.0 Not detected .41L EPAS03411524/8260 W004 CJOHNSON 107.06Q 1,2-Dichloreethane 1.0 Not detected -QiL EPA5030i,524/8260 6120114 CJOHNSON 71-55-6 11 .1-Trichloroethane 1,0 Not detected a91L EPA50301624/8260 612004 CJOHNSON 583-58-6 1,1-Dichloropropene 1.0 Not detected Ug& EPAS030162418260 6120114 CJOHNSON 56-23-5 Carbon Tetrachloride 1,0 Not detected ug/L EPA50=62418260 612LW 14 CJOHNSON 71 A3-2 Benzene 1,0 Not detected ug!L EPA50301624/8260 W0114 CJOHNSON 74-95-3 Dibromomethane 1,0 Not detected U94 EPA50301624/82 0 6120i'14 CJOHNSON 7"7-5 1,2-Dichloropropane 1,0 Not detected u9it. EPA50301e2418260 6=04 CJOHNSON 79-W-6 Trichloroethene 1.0 Not detected U911. EPA5030162418260 6120/14 CJOHNSON 75-27-4 Bromodichloromethane 1-0 Not detected ugil- EPA50=62418260 612004 CJOHNSON 10061-01-5 cis-1,3-Dichtoropropene ZO Not detected U911. EPA603016241$260 6120114 CJOHNSON 10061.02-6 trans-1,3-Dichlompropene 2.0 Not detected uglL EPA5030162418260 612004 CJOHNSON 7"0-5 1, 1,2-Trichloroethane 1.0 Not detected U91 EPAWM62418260 6120J14 CJOHNSON 108-88-3 Toluene 1,0 Not detected �l EPA5030.162418260 6/20114 CJOHNSON Laboratory Secfion>> 1623 Mail Service Center, Raleigh. NC 276WI623 (919) 733-3908 F,o a qYw4w wd.s -Wo, Io Page 1 of 3 AC DKt- CaboratorySectm Podts Locafron CO; 4PO79NCMSO71 Sample IC). ACO"12 Coned Oats: 06116120t4 Coiled Time:: 13:00 VOL CAS # 142-28-9 Analyte Name 1,3-Dichloropropane PQL 1.0 ResuIV Qualifier Not detected nit U91L Method Reference EPAS030162418260 An" alWs Date 612W14 CJOHNSON 124-48-1 Dibromochloromethane 2.0 Not detected u94- EPA5030/624AM 6120/14 C"NSON 106•934 (EDB)1,2-Dtbromoethane 1.0 Not detected ug/L EPA5030162418260 6120t14 CJOHNSON 127-18.4 TetraChloroethene 1.0 Not detected ug/L EPA5030/624/8260 6/Z4/14 CJOHNSON 108-90-7 Chiorobenzene 1.0 Not detected ug1L EPA50301624AM 6/M14 CJOHNSCNN 100-41.4 Ethylbenzene 1.0 Not detected ugVL EPA503M2418260 6f1 U CJOHNSON 75-25-2 Brornofarm 2.0 Not detected ug/L EPA6030162418260 6t24t14 CJOHNSON 106-38-3 rn,p-Xylene 2.0 Not detected u91 EPA503Es1624dat260 6M14 CJOHNSON 100.42-5 Styrene 1.0 Not detected 1- EPA503OW418M 6i20/14 CJOHNSON 79-34-5 1,1,2,2-Tetrachioroethane 1.0 Not detected LVL EPA5030162416260 8/20/14 CJOHNSON 630-20-6 1.1,1,2-Tetrachiamethane 1.0 Not detected ug/L EPAS030t62418260 Si20114 CJOHNSON 95-47.6 o-Xylene 1.0 Not detected ug/L EPA5='624/8260 6120/14 CJOHNSON 96-19-4 1,2,3-Trichtoropropane 1.0 Not detected u91L EPA5030162418260 6/20114 CJOHNSON 9e-82-8 Isopmpyibenzene 1.0 Not detected ug1L EPAS030162418260 8120/14 CJOHNSON 108.6s-1 Bromobenzene 1.0 Not detected ugn. EPA50301e24/8M 6r"14 CJOHNSON 103.85.1 n-Propyibenzene 1.0 Not detected ug1L EPA50=62418260 6/20114 CJOHNSON 95.4" 2-Chlorotoluene 1.0 Not detected ug1L EPA =6241e26o SM14 CJOHNSON 10643-4 4-Ch omtoluene 1.0 Not detected ug& EPAS0301624/9260 6M14 CJOHt4ON 108.67-8 1,3,5-Trimethyibenzene 1.0 Not detected u9iL EPA5030162418260 612W14 CJOHNSON 98-0e-8 tart-Butylbenzene 1.0 Not detected ug1L EPA5030162418260 6M14 CJOHNSON 95-63-6 1,2,4-Trimethyibenzene 1.0 Not detected ug1L EPA503M2418250 6/20114 CJOHNSON 135.98-8 sec-Butyibenzene 1.0 Not detected ust EPA5030I62418264 W0114 CJOHNSON 541-73-1 m-Dichlorobenzene (1,3) 1.0 Not detected UVL EPAS030/62418M WM14 CJOHNSON 1 7 p-Dichlorobenzene (1,4) 1.0 Not detected u9it EPA50301624/8260 6/20114 CJOHNSON 95-50-1 o-Dichlombenzene (1,2) 1.0 Not detected ug/L EPA50301624/8260 6/20/14 CJOHNSON 99.87-6 p-isopropyltoluene 1.0 Not detected ug7L EPA5030le24/8260 61201114 CJOHNSON 104-61-8 n-Butyibenzene 1.0 Not detected u91L EPA5030162418260 6120114 CJOHNSON 96'12-8 1,2-Dibromo-3-Chloropropane 2.0 Not detected ug1L EPA5030.'624/6260 6120114 CJOHNSON 120-82-1 1,2,4-Trichlorobenzene 1.0 Not detected u91L EPAS030162418260 6rM14 CJOHNSON 91.20.3 Naphthalene 2.0 Not detected ug1L EPAS=V2418260 W20/14 CJOHNSON 87-69-3 Hexachlorobutadiene 1.0 Not detected u91L EPA5030162418260 &M14 CJOHNSON 67-61-6 1,2,3-Trichlorobenzene 1.0 Not detected ugiL EPA803062418260 WM14 CJOHNSON Laboratory Sectiors» 1623 Mail Service Center, Raleigh, NC 27609.1623 (919) 733-1908 Fol a deta *d deec Vion It-0 rier W8 'eier to «•z,<;;�t., ._ __ ..-s�. --- _a.._�+�- t _ ?_ ... ;.:. s._3 .vs:� �a ,. -x::� �:�a _ ... as»a�tw,w;,x� . ,.._ -� . _. Page 2 of 3 pppr— AV 011 v4k 1,aboratorySection ats Location 10: 4P079NC0025071 Sample 10, AC09912 Collect Date: 0611111=14 Collect TO*:: 13:00 VOL fIA0 -M A— kk on] Result/ Method Ana iS Valtdated by Sample Comments VOL:VOA-J2-estimated-1 analyte(s) failed < LCL in the CVZ Labors" Section>> 1523 Mail Service Center, Raleigh, NC 27OW1623 (919) 733-3W8 Far a Page 3 of 3 AQUIFER PROTECTION FIELDSI SET Location code County_ (quad No Lat. J Serial No. Long..__. --.._......._..._......_. U Water ❑ soil ❑ Other ❑ Chain of Custody SANtP�E PRIORITY ❑ Routine ❑ Emergency Report To: ARO, PRO, MRO, RRO, WaRO, WAO, ° 1 SS1, Kinston t=O, Fed. Trust, Central Off, Other: Shipped by: Bus, (Clrrzr, Hand Del-, Other:_ Purpose: FIELD ANAI_NSES � � � I '—� �i� Baseline, Cum C'atlector(s): // Date �$ Me ' —� wrier �! r��..w.Vp.i,,, Pit 4ua :Spec (and �, — at 25°C, Location or Site "Temp ro C Odor Description of sam Appearance Sampling Method Field Analysis By _ _ _._ ._ .— _-- Remarks Mpatimetit of Environment and Natural Resources ItVISION OF WATER RESOURCESAQUIFER PRO E.C(: IOON SECTION � Lab Number' Date Received —`�.--.-. Time Rec'd By: From:Hus, Courier, Hart(] Del., Other: Data Entry fly: ____ Date Reported:_ -- Cone LUST, I Pesticide Study, Federal Trust, Other. (urcte one) ................... -- _ Sample nterva Jor -. _ ._..— ._.-.._._.—. 6C70 310 m1eft Drss Solids 70100 in Ag-Silver 46566 _.__ __.. .. __ COD Low 335 — --��- -�mg/L - Hia,d,ess Total 900 mgli_ -� As-Arscmc 401 COT) Ihg7 t4J my![ F.umide 951 in AI-Alumm,m 46557 i C ohforin Mh Fecal "31616 110(Mil Hardness (non-carb) 902 MWL Ha-flarium 46558 ._--.._....... __._ _ .... __.-._. _--.-- _ Cohfonn. MF Coral 11504 /I001111 Phenols 32730 ugll a-Calcmm 46552 . TOC 680 nigtl, Specific Cord 95 rct.4hosrcrn v CdA admtum 46559 _ ._._ - ----...... __._._-_ .�._ ..._. _ _.... --__ - I urbidits, 76 NT1) 1 Suilaie 945 mwL Cr-Chrommm 46559 Residue, Total Sus.1wnded 5:30 mpft- Sulfidc'145 mglt. Cu-Copper 46562 __ ...... ..__.._te- Iron 465b1 Ohl and Grease mg/l. H} Mercury 7 i 90Cf I pH 403 units 1 K•Potassium 46555 Alkalinity to pH 4.5 41 U mg t :vg-Magnesium 46554 ........... _..- Alkalinity to pH 8 3 415 mgll Ma -Manganese 46565 Carbonate 445 nigit NH, as N 610 mg/l. Na-Sodrom 46556 ._. _ - _. ......... ......... ..... 1—....._ Atearbonate 440 mglt. TKN as N 625 mgA Ni-Nickel C:artion dioxide 405 mg7L NO, t NO; as N 630 n, Pb-Lead 46564 ....................._.. _........-- mg 1 Chloride 940 mg%t. P: Total as 11665 nigh, Se-Salenium _�..._._,.,.r ... .._... .... ._.-...._ ._._ Chromium. Hex 1032 ugll. Nitrate (NO,,asN)620 mg1L !at -Zinc ............. ...... Color, Tl ere 80 — ..... CU Nnnte (NOT as N) 615 mg/L. Cyanide 720 m,VL Lab Comments (ptenfung time. air tamp, etc.) Or anochlonne Pesticides Or ono hosphorvs Pesticides Nitrogen Pesticides Acid Herbicides P('}3s „ , Semrvolati!e Organics TPH Diesel Range_._. ....... - _ Volatile (thVnies (VOA butile) fPl1 Gasoline Range .... __ TPII 11TEX Gasoline Range LA M E.0NI3 Y emperature on arrival (C): C _.. _..... ................ _ ........._ — --- -- ..._.. t;W-54 REV. 812U!3 For Disx>lved Analysis-subtmt TiUerod sample and write "U1S" in block, PW$07 'V C (DWkLaboratm Section Roufts County: WO-C iHAM Sample ID: AC09$07 River Basin PO Number # 14GO2" Report To W-3 Date Received: WL 461 212414 'nme Received, 07:55 Collector 5 WAN Region: Labworks Logiln(D 'bMsIltim Wda lkesewxft MSWFT of Final Report Date: 8IW14 Sample Matrix GROUNDWATER Final Rog2irt Report Print Date; 0808/2014 Loc,Type: MON17ORWO MILL Emergency Yes/No VISAID COC Yes/No Loc. Descr.: THE CITY OF EDEN WWTP I Location ID: 4PO79NCO025071 I Collect Date; 06118=14 1 Collect Time: 11:30 1 Sample Depth I If this report is labeled preliminary report, the results have not been validated. Do not use for Regulatory purposes. CAS # AnaKrte Name PQL ResutV Units Method Analysi Validated by Quall -bel Reference Date LAB Sample temperature at receipt by lab 1.9 6119114 RSYRD MIC Specific Conductance in liquid 14.9 130 pmhostcm APHA 25106 711&14 ESTAFFORD1 WET Residue -Suspended in liquid 61 1270 mg/L SM 2540 D-1997 6123114 MOVERMAN Cyanide, total in liquid 0,02 0.02 U MQIL EPA 335.4 REV 1 711114 CGREEN 7439-97-6 Platinum Cobalt Color -TITLE- color units SM 21208 2001 6120114 MOVERMAN PTCO 5 6.0 U color units SM 21208 2001 6/20114 MOVERMAN PH-PTCO 6.2 color units SM 21208 2001 6120114 MOVERMAN Ion Chromatography -TITLE- mg/L EPA 300,0 rev2,1 6/30114 MOVERMAN Chloride 1.0 11 mgVL EPA 300,0 rev2.1 &W14 MOVERMAN Fluoride OA 0.4 U rriglL EPA 300.0 rsv2. 1 6130114 MOVERMAN Sulfate 2,0 16 mg/L EPA 300,0 rev2_1 6MI14 MOVERMAN Total Dissolved Solids in liquid 12 112 mg& SM 2540 C-1997 6124114 CGREEN Bromide 1'0 11.0 U rng1L EPA 300.0 rev2_1 6W14 MOVERMAN NUT NH3 as N in liquid 0.02 0.02 U mg/L as N EPA 3501 REV 2 6i 404 CGREEN Total Kjeldahl N as N in liquid 02 0.30 mgVi- as N EPA 3511 REV 2 6124114 CGREEN NO2+NO3 as N in liquid 0.02 3.6 mgVL as N EPA 353.2 REV 2 6123/14 CGREEN Phosphorustotalas P in liquid 0.02 0.69 mg/L as P EPA 385.1 REV 2 6120114 CGREEN MET 7440.22-4 Ag by ICPMS 1'0 1.0 U ugVL EPA 200,8 6127/14 ESTAFFORDI 7440-36-0 Antimony by 1CPMS 10 10 UIJ2 ugil- EPA 200,8 6/27114 ESTAFFORDI 7440-38-2 As by ICPMS 2,0 2,0 U/J2 U9& EPA 200,8 6127114 ESTAFFORDI 7440-70-2 Ca by ICP OAO 71 MW'L EPA 200.7 6/25114 ESTAFFORDI 7440-43-9 Cd by ICPMS 0.50 0.68 ug'L EPA 200.8 &27/14 ESTAFFORDI 7440-47-3 Cr by ICP 10 42 ugh. EPA 200,7 U504 ESTAFFORDI 7440-50-8 Cu by furnace 2.0 24 ugiL EPA 200,9 719114 ESTAFFORDI 743"" Fe by ICP 50 63M ug/L EPA 200.7 &25114 ESTAFFORD1 Hardness by Calculation 1.0 48 MV- SM2340SEPA 200.7 W7114 MOVERMAN 7439-97-6 Hg 2451 0,2 0.20 U UWIL EPA 245A 6125A4 ESTAFFORDI Laboratory Section,>> 1623 Mail Service Center, Raleigh. NC 27699-1623 (919) 733-31108 Fw awWed,1*saWWn o{ to qua0w wow-e1w 10 Page 1 of 2 Laboratory section ijmdts LocabonID: 4POTONIM25071 Sample 10: ACOMT Coped Date: 06/IMM4 Collect Fame:: 11:30 MET AS # 7440-09-7 Analyte Name K by ICP PQL 0.10 ResuIV Qualifier 4.5 Units mg/L Method Reference EPA 200 7 AnalysisValideled Date 6/2SM4 by ESTAFFORD1 7439-9" Mg by ICP 0.10 6.9 nVL EPA 200.7 6/25114 ESTAFFORDI 7439-96-5 Mn by ICP 10 140 U9VL EPA 2001 6125114 ESTAFFORDI 7440-23-6 No by ICP OAO 21 mgtL EPA 200.7 6125/14 ESTAFFORDI 7440-02-0 NI by fumace 2.0 25 ugIL EPA 200,9 M14 ESTAFFORDI 7439-92-1 Pb by ICPMS 2.0 23 u9il. EPA 200,8 6/77114 ESTAFFORDI 7782-49-2 Se by ICPMS 5.0 5.0 UIJ2 UWL EPA 200A 6r27114 ESTAFFORDI 7440-28-0 Thallium (TI) ICPMS 2.0 10 U U9VL EPA 200.8 6/27114 ESTAFFORDI 74404" Zn by ICP 10 1110 Uw`L EPA 2007 6125114 ESTAFFORDI Sample Comments MET: As, So, Sb-J2-estimated-LFM >70% due to matrix interference Laboratory Section>> 1623 Mail Service Center, Raleigh, NC 276MI1623 (919) 733-3908 F"' a '*wed .164aT60" .4 014 4U&IAwCCd*d I** to I' �-i� Page 2 of 2 r 5 AQUIFER. PROTECTION FIELDSHI,ET Location code 4P079NCtl 25071 County —Rockingham Quad No_,®____-_ ___ Serial No [,at. Long. TYPE ❑ Soil ❑ Other ❑ Chain of Custody SAMPLE _PRIORITY Routine —� ❑ Emergency Repor11o: ARC), FRO, MRO, RRO, WaRO, WiRO, I"— WSRO., Kinston FO, Fed. Trust, Central OfL., Other: Shipped by- Bus, Courier Hand Del,, Other: L urpose: Collector(s): S WANG/ S. BI3RRY Date:6118/2014 Time 3ascltnc, FIELD ANALYSES Owner__ G P11'00 ............ ... ... Spcc. Cond.,), . _._.._.._at 25°C Location or Site, i-eflip_tp QC; Odor Description of°sampling Appearance _ ....._.. _ , _. Sampling Method Field Analysis Lay: _ _ _._ Remarks LABORATORY ANiAI YSFS _......... __......... 13t7f� 3 i0 _...__ rngtL COD High 340 COD Low 335 Cotifornt MF Fecal 31616 _ mgl/t-�� ioltt•T'6t8t-i'P�-'"�j tt=1e{' QOn:! � I urbiday 76 14TU Residue, Total Stopended 530 argil, i i ' pH 403 orals [-t-_ Alkalinity to pH 4-5 410 nib/l, i Alkalinity to pH $.3 415 Mgt(, Carbonate 445 .... _____._._...__ f3icart"nine 440 nig/L -.._... tngn, ... Carton dioxide 405 arg/L x >l (':htoridc 940 mg/L Chromium Hex 1032 ugJl- X l Color Tnnr 80 C,yanedi; 720 CU mgll `t,ab Diss. Solids 70300 nil Fluoride 951 j Hatiloess: Total 9XXI --- nil -liodoess(non aarb)902..._----��-- art ug Specific Cond.95 pMlsos, Sulfate 945 mi Sulfide 745 rnl Oil and Grease- nij } _ ..._. (X,) Ntlt as N 610 nil _.—_ ............................... TKN as N 625 rnj ._ NO, + NO, as N 630 rnl �� ...._ _..._-_.._—.._..-_ __ __....__ P Total as P 665 fill Nitrate (NO, as N) 620 aq Nitrite (NOwasN)6t5 ,— —mj C W-54 REV 8/2013 For Dissolved Analysis-sobnni littered sample and write " DIS" in block C3ttpartment of Environment and Natural Resout'crs )I VISION Or WATER RtESOURCES-A01,11FER PROTECTION SECTION LabNtlmber Ai�—� Lute Received._ _ _._. __. Time: Reed lay: From Bus, Courier, Iland DO., Other: Data Entry By:,, Ck:.__ Date Reported:_ .... iance, LUST, Pesticide Study, Federal Trust, Other:, �. (CxC� one), . . i AF.Wwava 'vr D",La6oratory Section &sufts County: ROCKING44A Sample 0: AC09808 River aaam PO Number# 14G82" Report To WSRDAP Date Received: W9WW14 Collector. s WAN Time Received: 07:55 Labworks LoginlD MSMFT Region: [Xvision of VWer Resources Final Report Dew 719114 Sample Matrix: Gmundwift Loc. Type: 111IM117MINGWELL Final Report Report Print Dater 07109120I4 Emergency YestNo VIS;tlD CDC YSSINO Loc. Descr.: The City of Eden Location ID- 4PO70NCO025071 7-oZt-D'at, 061194014 Collect Time: 11:30 saff0o Depth If this report is labeled preliminary report, the results have not been validated. Do not use for Regulatory PUWSOS. CAS Anabq& Name PQL Resuill VMethod AnsIlysis y8fid"d Quatifie nits Reference Date LAS Sample temperature at receipt by tab 1.9 cW19i14 RBYRD VOL Volatile Organics in liquid -TITLE- ugIL EPAS030/62418260 6120114 CJOHNSON 75171-8 Dichlorodifluoromethane 2.0 Not detected ugil- EPA503042418i60 6MI/14 CJOHNSON 74-87-3 Chloromethane 2.0 Not detected ugtL EPA50341624/11260 6120114 CJOHNSON 75-01-4 Vinyl Chloride 2.0 Not detected ug/L EPA$030162418260 612004 CJOHNSON 74-83-9 Bromomethane 2.O Not detected ugA- EPA5030162418260 6120/14 CJOHNSON 75-M3 Chloroethane 2,0 Not detected ug/L EPA5030162418260 W0114 C.10+404SON 75-69-4 Trichlomfluoromethane 2.0 Not detected ugIL EPA5030162418260 6/M14 CJOHNSON 75-35-4 1,1-Dichtoroethene 1.0 Not detected J2 ugil. EPA503016248260 6/20114 CJOHNSON 75-09-2 Methylene Chloride 1.0 Not detected U91L EPA5030/62418280 6f20J14 CJ0Ht4SCIN 156.60-5 trans- 1,2-Dichloroethene 1.0 Not detected ug,*L EPA50301624182.60 6/M14 CJOHNSON 1634-0" Methyl Tert-Butyl Ether 1.0 Not detected U911 EPAS0301624182W 6JM14 CJOHNSON 75-34.3 1,1-Dichloroethane 1.0 Not detected UWL EPA5030/62418260 6fM14 CJOHNSON IW59-2 cis-1,2-Dichloroethene 1'0 Not detected ugii. EPA5030M2418260 6i20/14 CJOHNSON 74-97-5 Bromochloromethane 1,0 Not detected ug/L EPASM162418260 6120/14 CJOHNSON 67-66-3 Chloroform 1.0 Not detected jg;L EPA5030/62418260 6M14 CJOHNSON 594-20-7 2,2-Dichloropropane 2.0 Not detected 4L EPA50=624i8260 6120f14 CJOHNSON 107.06-2 1,2-Dichloroethane 1.0 Not detected JWL EPA5=162418260 &2o1I4 WCHNSON 71-55-6 1, M -Trichloroethane 1.0 Not detected Iq'L EPA5030t624/S260 6/20/14 CJOHNSON 563-58-6 1,1-Dichloropropene 1.0 Not detected ag/l. EPA5030162418260 61?0/14 CJOHNSON 56-23-5 Carbon Tetrachloride 1.0 Not detected JWL EPAS030/62418M 620114 CJOHNSON 71-43-2 Benzene 1.0 Not detected ug/L EPA503016241$2160 6M/14 CJOHNSON 74-95-3 Dibromomethane 1.0 Not detected U91- EPAS030/624/8260 W20/14 CJOHNSON 78-87-5 1,2-Dichloropropane 1.0 Not detected jgil- EPA5030t62418260 6120114 CJOHNSON 79-01-6 Trichloroethene 11'0 Not detected igil. EPA503OI624/8260 fv2W14 CJOHNSON 75-27-4 Bromodichloromethane 1.0 Not detected U91 EPA5030162418260 M20/14 CJOHNISON 1 W61 -01 -5 cis- 1,3-Dichloropropene 2.0 Not detected u9it EPAS030f62418260 6/2W14 CJOHNSON 10061-02-6 trans-1,3-Dichloropropene ZO Not detected 411- EPA5OM624/8260 6=/14 CJOHNSON 79-00-5 1,1,2-Trichloroethane 1.0 Not detected uw'L EPASM6241260 6t20/14 CJOHNSON 108-88-3 Toluene 1,0 Not detected uglL EPASO=624/8260 6120M4 CJOHNSON Laboratory Section-:- 1823 Mall Service Center, Raleigh. NC 276MIS23 (919) 733-M$ Fx 4,W.Wled d":now of to uuahfw'�" 'War w Page 1 of 3 AZ','MtAk r-a6oratMSec.lion I{fsidts 17lon 10: 4P079NC0025071 Sample 0: AC09110111 Coiled Date: 0813=4 Collect Tim: 11:30 VOL CAS # Analyte Name PQL Result/ Units qualffie Method. Analysis Vmfidatwl Ov Reference Date 142.28-9 1,3-Dichloropropane 1-0 Not detected UgIL EPA50301624/8260 6120114 CJOHNSON 124-48-1 Dibromochloromethane 2.0 Not detected ugit EPA50W62418260 6120/14 CJOHNSON 106-93-4 (EDB)1,2-D!bfomoethane 1,0 Not detected ug/L SPASOW624/6260 610114 CJOHNSON 127-184 Tetrachloroethene 1A Not detected uwI_ EPAS0301624182W 6=114 CJOHNSON 108-90-7 Chlorobenzene 1,0 Not detected 4L EPA5030162418260 6rM14 CJOHNSON 100-41-4 Ethylbenzere 1.0 Not detected ug/L EPAS030162418260 6120114 CJOHNSON 75-25.2 Bromoform 2-0 Not detected agiL EPA50301624/8260 6120114 CJOHNSON 106-38-3 m,p-Xyiene ZO Not detected U9/L EPA5030162418260 6120i14 CJOHNSON 100-42-5 Styrene 1.0 Not detected U911. EPA5030/624i8260 W0114 CJOHNSON 79-34-5 1, 1,2,2-Tetrachloroethane 1.0 Not detected uwt EPA5030162418260 6/20114 CJOHNSON 630-20-6 1,1,1,2-Tetrachloroethene 1,0 Not detected 4L EPA5030162418260 6/M14 CJOHNSON 95-47-6 O-Xylene 1.0 Not detected ugiL EPA50301$2418260 6/20114 CJOHNSON 96-18-4 1,2,3-Trichloropropane 1.0 Not detected UWI- EPA5030i624/8260 6/20114 CJOHNSON 98-82-8 lsopropylberizene 1.0 Not detected ug/L EPAS0301624/8260 6120114 CJOHNSON 108-86-1 Bromobenzene 1.0 Not detected U91L EPAS0301624/8260 6I20i14 CJOHNSON 103-85-1 n-Propylbenzene 1,0 Not detected ugA. EPA5030i'624/8260 6r20114 CJOHNSON 9549-8 2-Chlorotoiuene 1.0 Not detected UWL EPA503&62418260 &20114 CJOHNSON 106-434 4-Chloroto4uene 1.0 Not detected UgIL EPA5030i62418260 6/20/14 CJOHNSON 108-67-8 1,3,5-Thmethylbenzene 1.0 Not detected uqIL EPA5030162418260 6I20t14 CJOHNSON 98-06-6 tent-Butylbenzene 1.0 Not detected UWL EPA50301624tS260 6120114 CJOHNSON 95.63-6 1,2,4-Trimethylbenzene 1.0 Not detected ug/L EPAS030162418M 6120/14 CJOHNSON 135-98-8 sec-Butylbenzene 1.0 Not detected UWL EPA60301624i8260 6/20114 CJOHNSON 541.73-1 m-Dichlorobenzene (1,3) 1.0 Not detected UWL EPAS0301624/8260 6/20114 CJOHNSON 106-46-7 p-Dichlorobenzene (1,4) 1.0 Not detected U9JL EPA50301624/8260 6/20/14 CJOHNSON 95-50-1 o-Dichlorobenzene (1,2) 1,0 Not detected U9VL EPA5030162418260 612004 CJOHNSON 99-87-6 p-isopropyttoluene 1.0 Not detected uq/L EPA5030,'624t8260 6MA4 CJOHNSON 104-51-8 n-Butybenzene, 1,0 Not detected ug/L EPA50301624i8260 6120114 CJOHNSON 96-12-8 1,2-Dibromo-3-Chloropropane 2.O Not detected UWL EPAS030162418260 612004 CJOHNSON 120-82-1 1,2,4-Tdchlorobenzene 1.0 Not detected ugVL EPA5030162418260 6120114 CJOHNSON 91-20-3 Naphthalene 2,0 Not detected uglL EPA5030t62418260 6120114 CJOHNSON 87-68-3 Hexachlorobutadiene 1,0 Not detected ugk EPA50301624182I50 6120114 CJOHNSON 87-61-6 1,2,3-Trichlorobenzene 1-0 Not detected UWL EPA50301624/8260 6/20114 CJOHNSON Laboratory Secflon>> 1623 Mail Service Canter, Raleigh, NC 2709-1623 (919) 733-3408 Fv I dWAi*d Oss,,pW Y I# qLAO*wd" refor � 'q" 14 Page 2 of 3 Location ID: 4P079NC00MTI VOL r'AQ It An�KAM- NrDuk f al5oratorysectionlZouhs Iq Sample 10: AC09M Collect Date: 06(I6t2414 Collect Tmm:: 11.30 ant Result! I Inifc, Method Analysis Validated by Sample Comments VOLNOA-J2-estimated-1 analyte(s) failed < LCL in the CV2. Laboratory Section>> 1623 Mail Service Center, Raleigh, NC 27699-1623 (919) 733-3943 Fu a data; the quivhrw 000" w. Page 3 of 3 PF _A NCDENR North Carolina Department of Environment and Natural Resources Pat McCrory Donald R. van der Vaart Governor Secretary August 26, 2015 City of Eden Attn: Mr. Brad Corcoran, City Manager 308 East Stadium Drive Eden, NC 27288 Subject: Compliance Evaluation Inspection NPDES Permit NCO025071 Mebane Bridge Wastewater Treatment Plant Rockingham County Dear Mr. Corcoran: Mr. Lon Snider of the Winston-Salem Regional Office of the North Carolina Division of Water Resources conducted a compliance evaluation inspection of the Mebane Bridge Wastewater Treatment Plant on August 13, 2015. The assistance and cooperation of the Operator in Responsible Charge (ORC) of the facility, Ms. Melinda Ward, was greatly appreciated. Inspection findings are summarized below. The facility is located at 191 Mebane Bridge Road, in Eden, in Rockingham County. The permit authorizes the city to operate this 13.5 MGD plant, which consists of a flow meter, bar screens, grit separator, extended aeration basins, secondary clarifiers, chlorination facilities, de -chlorination, aerobic digestion, dissolved air flotation (DAF), sludge lagoons, and polymer addition. Effluent produced at the facility is discharged to the Dan River, which is currently classified as WS-IV waters in the Roanoke River Basin. Site Review The facility was very clean at the time of the inspection and appears to be well operated and managed. The WWTP is functioning at approximately half -capacity. The reduction in flow has allowed the City to take components offline for maintenance. At the time of the inspection, one aeration basin was offline as were two of the four clarifiers. The WWTP seems to be capable of meeting effluent limits under its current configuration. As noted in the attached inspection report the clarity of the water in the chlorine contact chamber was remarkable. 450 West Hanes Mill Road, Suite 300, Winston-Salem, NC 27105 Phone: 336-776-98001 Intemet: www.ncwater.org An Equal Opportunity 1 Affirmative Action Employer — Made in part by recycled paper Documentation Review Mr. Snider evaluated laboratory data during the inspection. Operation logs were reviewed and found to meet all requirements. Comparison of available lab reports and field monitoring data with Discharge Monitoring Reports (DMRs) shower no concerns or errors. Chain of custody records were available and complete. The visitation and operation/maintenance logs were reviewed and found to be complete and current. The City of Eden has a current field laboratory certification for dissolved oxygen, pH, temperature, residual solids, and total suspended solids. All other required lab testing for the facility is conducted by Pace Analytical. The facility operates 24 hours a day, 7 days a week. The assigned ORC, Ms. Ward, and the other operators have the appropriate and current certifications to operate the facility. We appreciate your efforts to effectively operate and maintain this treatment system. No response to this letter is required. If you have questions regarding the inspection or this letter, please do not hesitate to contact me at (336) 776-9800. Sincerely, Sherri V. Knight, P.E. Assistant Regional Supervisor Water Quality Regional Operations Section Division of Water Resources cc: WSRO Central Files United States Environmental Protection Agency Form Approved. EPA Washington, D.C. 20460 OMB No. 2040-0057 Water Compliance Inspection Report Approval expires 8-31-98 Section A: National Data System Coding (i.e., PCS) Transaction Code NPDES yr/mo/day Inspection Type Inspector Fac Type 1 IN 1 2 15 1 3 I NCO025071 I11 12 15/08/13 17 18 L ,. j 19 L G 201 I 21111111 I1111111111111IIII1IIIIII IIIIIII1III �6 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 CIA ------------------- — Reserved ------------------- 67 70 I I 71 itI lI 72 I n, I 73 � 74 751 I I I I I I '80 L_1 LJ II Section B: FacilityData Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include Entry Time/Date Permit Effective Date POTW name and NPDES permit Number) 10:00AM 15/08/13 15/03/01 Mebane Bridge WWTP 204 Mebane Bridge Rd Exit Time/Date Permit Expiration Date Eden NC 27288 11:1 DAM 15/08/13 18/04/30 Name(s) of Onsite Rep resentative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data d/ Melinda Sessoms Ward/ORC/336-627-1009/ Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Brad Corcoran,PO Box 70 Eden NC 272890070/City No Manager/336-623-2110/3366232726 Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit Flow Measurement Operations & Maintenance Records/Reports Self -Monitoring Program Sludge Handling Disposal Facility Site Review Effluent/Receiving Waters Laboratory Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) (See attachment summary) Name(s) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date Lon Snider WSRO WQ//336-776-9701/ Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers ate � Lc' 7> EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page# NPDES yr/mo/day 31 NCO025071 �11 121 15/08/13 1 17 Inspection Type 18 ICI Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) 11 Page# Permit: NCO025071 Owner -Facility: Mebane Bridge WWrP Inspection Date: 08/13/2015 Inspection Type: Compliance Evaluation Operations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? E ❑ ❑ ❑ Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable ❑ ❑ ❑ Solids, pH, DO, Sludge Judge, and other that are applicable? Comment: Facility analyzes process control parameters daily. Permit Yes No NA NE (If the present permit expires in 6 months or less). Has the permittee submitted a new ❑ ❑ E ❑ application? Is the facility as described in the permit? 0 ❑ ❑ ❑ # Are there any special conditions for the permit? ❑ 0 ❑ ❑ Is access to the plant site restricted to the general public? 0 ❑ ❑ ❑ Is the inspector granted access to all areas for inspection? 0 ❑ ❑ ❑ Comment: Permit expires in 2018. Record Keeping Yes No NA NE Are records kept and maintained as required by the permit? 0 ❑ ❑ ❑ Is all required information readily available, complete and current? N ❑ ❑ ❑ Are all records maintained for 3 years (lab. reg. required 5 years)? E ❑ ❑ ❑ Are analytical results consistent with data reported on DMRs? E ❑ ❑ ❑ Is the chain -of -custody complete? 0 ❑ ❑ ❑ Dates, times and location of sampling Name of individual performing the sampling Results of analysis and calibration Dates of analysis Name of person performing analyses Transported COCs Are DMRs complete: do they include all permit parameters? 0 ❑ ❑ ❑ Has the facility submitted its annual compliance report to users and DWQ? ❑ ❑ ❑ (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified operator N ❑ ❑ ❑ on each shift? Is the ORC visitation log available and current? N ❑ ❑ ❑ Is the ORC certified at grade equal to or higher than the facility classification? 0 ❑ ❑ ❑ Is the backup operator certified at one grade less or greater than the facility classification? 0 ❑ ❑ ❑ Is a copy of the current NPDES permit available on site? 0 ❑ ❑ ❑ Page# 3 Permit: NCO025071 Owner -Facility: Mebane Bridge WWfP Inspection Date: 08/13/2015 Inspection Type: Compliance Evaluation Record Keeping Yes No NA NE Facility has copy of previous year's Annual Report on file for review? 0 ❑ ❑ ❑ Comment: All records are in order and up to date. Laboratory Yes No NA NE Are field parameters performed by certified personnel or laboratory? E ❑ ❑ ❑ Are all other parameters(excluding field parameters) performed by a certified lab? S ❑ ❑ ❑ # Is the facility using a contract lab? 0 ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees 0 ❑ ❑ ❑ Celsius)? Incubator (Fecal Coliform) set to 44.5 degrees Celsius+/- 0.2 degrees? 0 ❑ ❑ ❑ Incubator (BOD) set to 20.0 degrees Celsius +/- 1.0 degrees? ❑ ❑ ❑ Comment: The lab data and calibration records were detailed and matched what was on the DMR's Flow Measurement - Influent Yes No NA NE # Is flow meter used for reporting? 0 ❑ ❑ ❑ Is flow meter calibrated annually? 0 ❑ ❑ ❑ Is the flow meter operational? 0 ❑ ❑ ❑ (If units are separated) Does the chart recorder match the flow meter? 0 ❑ ❑ ❑ Comment: Calibrated quarterly. Bar Screens Yes No NA NE Type of bar screen a.Manual ❑ b.Mechanical Are the bars adequately screening debris? N ❑ ❑ ❑ Is the screen free of excessive debris? 0 ❑ ❑ ❑ Is disposal of screening in compliance? 0 ❑ ❑ ❑ Is the unit in good condition? 0 ❑ ❑ ❑ Comment: Grit Removal Yes No NA NE Type of grit removal a.Manual ❑ b. Mechanical Page# 4 Permit: NCO025071 Owner -Facility: Mebane Bridge WWTP Inspection Date: 08/13/2015 Inspection Type: Compliance Evaluation Grit Removal Yes No NA NE Is the grit free of excessive organic matter? E ❑ ❑ ❑ Is the grit free of excessive odor? 0 ❑ ❑ ❑ # Is disposal of grit in compliance? 0 ❑ ❑ ❑ Comment: Aeration Basins Yes No NA NE Mode of operation Ext. Air Type of aeration system Surface Is the basin free of dead spots? E ❑ ❑ ❑ Are surface aerators and mixers operational? 0 ❑ ❑ ❑ Are the diffusers operational? ❑ ❑ N ❑ Is the foam the proper color for the treatment process? 0 ❑ ❑ ❑ Does the foam cover less than 25% of the basin's surface? 0 ❑ ❑ ❑ Is the DO level acceptable? 0 ❑ ❑ ❑ Is the DO level acceptable?(1.0 to 3.0 mg/1) E ❑ ❑ ❑ Comment: Secondary Clarifier Yes No NA NE Is the clarifier free of black and odorous wastewater? 0 ❑ ❑ ❑ Is the site free of excessive buildup of solids in center well of circular clarifier? 0 ❑ ❑ ❑ Are weirs level? 0 ❑ ❑ ❑ Is the site free of weir blockage? 0 ❑ ❑ ❑ Is the site free of evidence of short-circuiting? E ❑ ❑ ❑ Is scum removal adequate? N ❑ ❑ ❑ Is the site free of excessive floating sludge? 0 ❑ ❑ ❑ Is the drive unit operational? N ❑ ❑ ❑ Is the return rate acceptable (low turbulence)? N ❑ ❑ ❑ Is the overflow clear of excessive solids/pin floc? E ❑ ❑ ❑ Is the sludge blanket level acceptable? (Approximately'% of the sidewall depth) ❑ ❑ ❑ Comment: Flow coming over the wiers had no flock coming over and was ultra clear. Aerobic Digester Yes No NA NE Is the capacity adequate? 0 ❑ ❑ ❑ Page# 5 Permit: NCO025071 Inspection Date: 08/13/2015 Owner -Facility: Mebane Bridge VW TP Inspection Type: Compliance Evaluation 11 Aerobic Digester Yes No NA NE Is the mixing adequate? 0 ❑ ❑ ❑ Is the site free of excessive foaming in the tank? 0 ❑ ❑ ❑ # Is the odor acceptable? 0 ❑ ❑ ❑ # Is tankage available for properly waste sludge? N ❑ ❑ ❑ Comment: Disinfection -Gas Yes No NA NE Are cylinders secured adequately? M ❑ ❑ ❑ Are cylinders protected from direct sunlight? 0 ❑ ❑ ❑ Is there adequate reserve supply of disinfectant? 0 ❑ ❑ ❑ Is the level of chlorine residual acceptable? E ❑ ❑ ❑ Is the contact chamber free of growth, or sludge buildup? 0 ❑ ❑ ❑ Is there chlorine residual prior to de -chlorination? 0 ❑ ❑ ❑ Does the Stationary Source have more than 2500 Ibs of Chlorine (CAS No. 7782-50-5)? ❑ ❑ 0 ❑ If yes, then is there a Risk Management Plan on site? ❑ ❑ 0 ❑ If yes, then what is the EPA twelve digit ID Number? (1000- If yes, then when was the RMP last updated? Comment: Contact chamber was crystal clear with no signs of sludge build up De -chlorination Yes No NA NE Type of system ? Liquid Is the feed ratio proportional to chlorine amount (1 to 1)? N ❑ ❑ ❑ Is storage appropriate for cylinders? N ❑ ❑ ❑ # Is de -chlorination substance stored away from chlorine containers? 0 ❑ ❑ ❑ Comment: Are the tablets the proper size and type? ❑ ❑ N ❑ Are tablet de -chlorinators operational? ❑ ❑ 0 ❑ Number of tubes in use? Comment: Influent Sampling Yes No NA NE # Is composite sampling flow proportional? E ❑ ❑ ❑ Is sample collected above side streams? E ❑ ❑ ❑ Page# 6 Permit: NCO025071 Owner -Facility: Mebane Bridge WWfP Inspection Date: 08/13/2015 Inspection Type: Compliance Evaluation Influent Sampling Yes No NA NE Is proper volume collected? 0 ❑ ❑ ❑ Is the tubing clean? 0 ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees 0 ❑ ❑ ❑ Celsius)? Is sampling performed according to the permit? 0 ❑ ❑ ❑ Comment: Effluent Sampling Yes No NA NE Is composite sampling flow proportional? 0 ❑ ❑ ❑ Is sample collected below all treatment units? E ❑ ❑ ❑ Is proper volume collected? N ❑ ❑ ❑ Is the tubing clean? 0 ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees N ❑ ❑ ❑ Celsius)? Is the facility sampling performed as required by the permit (frequency, sampling type 0 ❑ ❑ ❑ representative)? Comment: Standby Power Yes No NA NE Is automatically activated standby power available? ❑ ❑ ❑ 0 Is the generator tested by interrupting primary power source? ❑ ❑ ❑ 0 Is the generator tested under load? ❑ ❑ ❑ Was generator tested & operational during the inspection? ❑ ❑ ❑ Do the generator(s) have adequate capacity to operate the entire wastewater site? ❑ ❑ ❑ Is there an emergency agreement with a fuel vendor for extended run on back-up power? ❑ ❑ ❑ Is the generator fuel level monitored? ❑ ❑ ❑ E Comment: Gemratpr os maintained by Duke Power and is up at the water treatment plant Solids Handling Equipment Yes No NA NE Is the equipment operational? 0 ❑ ❑ ❑ Is the chemical feed equipment operational? ❑ ❑ ❑ Is storage adequate? 0 ❑ ❑ ❑ Is the site free of high level of solids in filtrate from filter presses or vacuum filters? ❑ ❑ ❑ 0 Is the site free of sludge buildup on belts and/or rollers of filter press? ❑ ❑ ❑ S Page# 7 Permit: NC0025071 Owner -Facility: Mebane Bridge WWTP Inspection Date: O6/13/2015 Inspection Type: Compliance Evaluation Solids Handling Equipment Yes No NA NE Is the site free of excessive moisture in belt filter press sludge cake? ❑ ❑ ❑ The facility has an approved sludge management plan? 0 ❑ ❑ ❑ Comment: Upstream / Downstream Sampling Yes No NA NE Is the facility sampling performed as required by the permit (frequency, sampling type, and 0 ❑ ❑ ❑ sampling location)? Comment: Page# 8 Taylor -Smith, Aana From: Melinda Ward [MWard@edennc.us] Sent: Tuesday, April 02, 2013 6:54 PM To: Taylor -Smith, Aana Subject: Re: Mebane Bridge Jan 2013 DMR I'll be back in Thursday and will correct it then. Melinda Sent from my iPhone On Apr 2, 2013, at 12:58 PM, "Taylor -Smith, Aana" <Aana.Taylor-Smith@ncdenr.gov> wrote: Hi Melinda, I tried calling you today but it didn't seem to go through, so I thought I'd try your email. On the January 2013 DMR, a violation was triggered in BIMS for monitoring frequency violations on the week of 12/30/2012—1/5/2013. 1 know the reason for that is probably because there was no sample taken on 1/1/2013 due to the holiday, but if you wouldn't mind going back and writing in HOLIDAY for that date and submitting an amended DMR, that would be great. I'll fix it in BIMS so it doesn't show up as a violation. Thank you so much, and hope you had a great holiday weekend! Aana Taylor -Smith Surface Water Protection Section Winston-Salem Regional Office Division of Water Quality Phone: (336) 771-4950 Fax (336) 771-4630 E-mail correspondence to and from this address may be subject to the North Carolina Public Records Law and may be disclosed to third parties. NCDENR North Carolina Department of Environment and Division of Water Quality Beverly Eaves Perdue Charles Wakild, P. E. Governor Director 23 August 2012 City of Eden Attn: Mr. Brad Corcoran, City Manger 308 East Stadium Drive Eden, NC 27288 Subject: Compliance Evaluation Inspection NPDES Permit NCO025071 Mebane Bridge Wastewater Treatment Plant Rockingham County Dear Mr. Corcoran: Natural Resources Dee Freeman Secretary Mr. Mike Thomas of the Winston-Salem Regional Office of the North Carolina Division of Water Quality conducted a compliance evaluation inspection of the Mebane Bridge Wastewater Treatment Plant on 20 August 2012. The assistance and cooperation of the Operator in Responsible Charge (ORC) of the facility, Ms. Melinda Ward was greatly appreciated. Inspection findings are summarized below. The facility is located at 191 Mebane Bridge Road, in Eden, in Rockingham County. The permit authorizes the city to operate this 13.5 MGD plant, which consists of a flow meter, bar screens, grit separator, extended aeration basins, secondary clarifiers, chlorination facilities, de -chlorination, aerobic digestion, dissolved air flotation (DAF), sludge lagoons, and polymer addition. Wastewater produced at the facility is discharged to the Dan River, which is currently classified as WS-IV waters in the Roanoke River Basin. Site Review The facility was very clean at the time of inspection and appears to be well operated and managed. Most of the minor corrosion that was observed during the last compliance inspection has been addressed. The WWTP is functioning at approximately half capacity. The reduction in flow is allowing the City to take components offline for maintenance. At the time of inspection one aeration basin was offline for cleaning and maintenance as were two of the four clarifiers. The WWTP seems to be capable of meeting effluent limits under its current configuration. During the last inspection it was noted that the two lagoons were offline for maintenance. The newer of the two lagoons has been cleaned and appears to be in good condition with no indication of erosion or burrowing animals. The older lagoon is no longer in service and has been filled, graded, and stabilized with vegetation. North Carolina Division of Water Quality, Winston-Salem Regional Office Location: 585 Waughtown St. Winston-Salem, North Carolina 27107 Phone: 336-771-50001 FAX: 336-771-46301 Customer Service:1-877-623-6748 Internet: www.ncwaterquality.org An Equal Opportunity 1 Affirmative Action Employer NorthCarolina Nahmally City of Eden Compliance Evaluation Inspections NCO025071 Page 2 Documentation Review Mr. Thomas evaluated laboratory data during the inspection. Operation logs were reviewed and found to meet all requirements. Comparison of available lab reports and field monitoring data with discharge monitoring reports (DMR) showed no concerns or errors. Chain of custody records were available and complete. The visitation and operation/maintenance logs were reviewed and found to be complete and current. The City of Eden has a current field laboratory certification for dissolved oxygen, pH, temperature, residual solids and total suspended solids. All other required lab testing for the facility is conducted by Pace Analytical. The facility operates 24 hours a day 7 days a week. The assigned Operator in Responsible Charge, Ms. Ward, as well as, the other operators has the appropriate, current certifications to operate the facility. We appreciate your efforts to effectively operate and maintain this treatment system. No additional response to this letter is required. If you have questions regarding the inspection or this letter, please do not hesitate to contact Mr. Thomas or me at (336) 771-5000. Sincerely, �1 W. Corey Basinger Regional Supervisor Surface Water Protection Winston-Salem Region Attachments: 1. BIMS Inspection Report Cc: WSRO — SWP w/ atch Central Files w/ atch NPDES West Unit United States Environmental Protection Agency Form Approved. EPA Washington, D.C. 20460 OMB No. 2040-0057 Approval expires 8-31-98 Section A: National Data System Coding (i.e., PCS) Transaction Code NPDES yr/mo/day Inspection Type Inspector Fac Type 1 INI 2 IJ 31 NCO025071 111 121 12/08/20 117 181 C I 191 S I 20I I 1- Remarks 21111111111111111111111111 111111111111111111111116 Inspection Work Days Facility Self -Monitoring Evaluation Rating 131 QA —------------- ---------- Reserved —--------- ------- 671 169 70IU 71 UI 72I N I 73I I 174 751 I I I I I I 180 �I Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include Entry Time/Date Permit Effective Date POTW name and NPDES permit Number) Mebane Bridge WWTP 10:00 AM 12/08/20 10/05/01 Exit Time/Date Permit Expiration Date 191 Mebane Bridge Rd Eden NC 27288 11:30 AM 12/08/20 12/04/30 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Mark T Bullins,PO Box 70 Eden NC 272890070/Superintendent/336-627-7783/3366279189 No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit 0 Flow Measurement Operations & Maintenance ■ Records/Reports Self -Monitoring Program 0 Sludge Handling Disposal Facility Site Review Effluent/Receiving Waters Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) (See attachment summary) Name(s) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date Michael S Thomas WSRO WQ/// Aev Z'-�— /Z Signaturepof Manage nt Q A Reviewer Agency/Office/Phone and Fax Numbers Date �ir2lG�Li�i� EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page # 1 NPDES yr/mo/day 31 NCO025071 11 12, 12/08/20 117 Inspection Type 18u C Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Page # 2 Permit: NCO025071 Inspection Date: 08/20/2012 Owner - Facility: Mebane Bridge WWTP Inspection Type: Compliance Evaluation Permit (if the present permit expires in 6 months or less). Has the permittee submitted a new application? Is the facility as described in the permit? # Are there any special conditions for the permit? Is access to the plant site restricted to the general public? Is the inspector granted access to all areas for inspection? Comment: Record Keeping Are records kept and maintained as required by the permit? Is all required information readily available, complete and current? Are all records maintained for 3 years (lab. reg. required 5 years)? Are analytical results consistent with data reported on DMRs? Is the chain -of -custody complete? Dates, times and location of sampling Name of individual performing the sampling Results of analysis and calibration Dates of analysis Name of person performing analyses Transported COCs Are DMRs complete: do they include all permit parameters? Has the facility submitted its annual compliance report to users and DWQ? (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified operator on each shift? Is the ORC visitation log available and current? Is the ORC certified at grade equal to or higher than the facility classification? Is the backup operator certified at one grade less or greater than the facility classification? Is a copy of the current NPDES permit available on site? Facility has copy of previous year's Annual Report on file for review? Comment: Effluent Pipe Is right of way to the outfall properly maintained? Yes No NA NE Yes No NA NE Yes No NA NE Page # 3 Permit: NC0025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 08/20/2012 Inspection Type: Compliance Evaluation Effluent Pipe Yes No NA NE Are the receiving water free of foam other than trace amounts and other debris? ■ ❑ ❑ ❑ If effluent (diffuser pipes are required) are they operating properly? ❑ ❑ ■ ❑ Comment: Flow Measurement - Influent Yes No NA NE # Is flow meter used for reporting? ■ ❑ ❑ ❑ Is flow meter calibrated annually? ❑ ■ ❑ ❑ Is the flow meter operational? ■ ❑ ❑ ❑ (If units are separated) Does the chart recorder match the flow meter? ■ ❑ ❑ ❑ Comment: Flow meter is calibrated quarterly. Flow Measurement - Effluent Yes No NA NE # Is flow meter used for reporting? ❑ ■ ❑ ❑ Is flow meter calibrated annually? ❑ ■ ❑ ❑ Is the flow meter operational? ■ ❑ ❑ ❑ (If units are separated) Does the chart recorder match the flow meter? ❑ ❑ ❑ ■ Comment: Meter is calibrated quarterly. Bar Screens Yes No NA NE Type of bar screen a.Manual ❑ b.Mechanical ■ Are the bars adequately screening debris? ■ ❑ ❑ ❑ Is the screen free of excessive debris? ■ ❑ ❑ ❑ Is disposal of screening in compliance? ■ 01311 Is the unit in good condition? ■ ❑ ❑ ❑ Comment: Grit Removal Yes No NA NE Type of grit removal a.Manual ❑ b.Mechanical ■ Is the grit free of excessive organic matter? ■ ❑ ❑ ❑ Is the grit free of excessive odor? ■ ❑ ❑ ❑ Page # 4 Permit: NCO025071 Inspection Date: 08/20/2012 # Is disposal of grit in compliance? Comment: Aeration Basins Mode of operation Type of aeration system Is the basin free of dead spots? Are surface aerators and mixers operational? Are the diffusers operational? Is the foam the proper color for the treatment process? Does the foam cover less than 25% of the basin's surface? Is the DO level acceptable? Is the DO level acceptable?(1.0 to 3.0 mg/1) Owner - Facility: Mebane Bridge WWTP Inspection Type: Compliance Evaluation Comment: Secondary Clarifier Is the clarifier free of black and odorous wastewater? Is the site free of excessive buildup of solids in center well of circular clarifier? Are weirs level? Is the site free of weir blockage? Is the site free of evidence of short-circuiting? Is scum removal adequate? Is the site free of excessive floating sludge? Is the drive unit operational? Is the return rate acceptable (low turbulence)? Is the overflow clear of excessive solids/pin floc? Is the sludge blanket level acceptable? (Approximately % of the sidewall depth) Comment: Pumps-RAS-WAS Are pumps in place? Are pumps operational? Are there adequate spare parts and supplies on site? Yes No NA NE ■nnn Yes No NA NE Ext. Air Surface Yes No NA NE ■ ❑ ❑ ❑ ■nnn ■nnn ■nnn ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■n❑❑ ■ n n n ■❑❑❑ ■nnn Yes No NA NE ■ ❑ ❑ ❑ ■ n n n ■nnn Page # 5 Permit: NCO025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 08/20/2012 Inspection Type: Compliance Evaluation Pumps-RAS-WAS Yes No NA NE Comment: Disinfection -Gas Yes No NA NE Are cylinders secured adequately? Are cylinders protected from direct sunlight? Is there adequate reserve supply of disinfectant? Is the level of chlorine residual acceptable? Is the contact chamber free of growth, or sludge buildup? Is there chlorine residual prior to de -chlorination? Does the Stationary Source have more than 2500 Ibs of Chlorine (CAS No. 7782-50-5)? If yes, then is there a Risk Management Plan on site? If yes, then what is the EPA twelve digit ID Number? (1000- - ) If yes, then when was the RMP last updated? Comment: De -chlorination Type of system ? Is the feed ratio proportional to chlorine amount (1 to 1)? Is storage appropriate for cylinders? # Is de -chlorination substance stored away from chlorine containers? Comment: Are the tablets the proper size and type? Are tablet de -chlorinators operational? Number of tubes in use? Comment: Aerobic Digester Is the capacity adequate? Is the mixing adequate? Is the site free of excessive foaming in the tank? # Is the odor acceptable? # Is tankage available for properly waste sludge? Comment: Yes No NA NE ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ Yes No NA NE Page # 6 Or Permit: NC0025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 08/20/2012 Inspection Type: Compliance Evaluation Solids Handling Equipment Yes No NA NE Is the equipment operational? ■ n n Is the chemical feed equipment operational? Is storage adequate? Is the site free of high level of solids in filtrate from filter presses or vacuum filters? Is the site free of sludge buildup on belts and/or rollers of filter press? Is the site free of excessive moisture in belt filter press sludge cake? The facility has an approved sludge management plan? Comment: Chemical Feed Is containment adequate? Is storage adequate? Are backup pumps available? Is the site free of excessive leaking? Comment: Drying Beds Is there adequate drying bed space? Is the sludge distribution on drying beds appropriate? Are the drying beds free of vegetation? # Is the site free of dry sludge remaining in beds? Is the site free of stockpiled sludge? Is the filtrate from sludge drying beds returned to the front of the plant? # Is the sludge disposed of through county landfill? # Is the sludge land applied? (Vacuum filters) Is polymer mixing adequate? Comment: Drying beds are offline and are being used as a storage site for collected screenings and grit until sent to landfill. Lagoons Type of lagoons? # Number of lagoons in operation at time of visit? Are lagoons operated in? Yes No NA NE Yes No NA NE nn■o nn■n nn■n 00 0 nn■n ❑n■n 00 0 ■ Q 0n■n rr-Tw, �a_w:ftiiiiiiiiiiii Facultative 1 Parallel Page # 7 Permit: NCO025071 Inspection Date: 08/20/2012 Lagoons # Is a re -circulation line present? Is lagoon free of excessive floating materials? Owner - Facility: Mebane Bridge WWTP Inspection Type: Compliance Evaluation # Are baffles between ponds or effluent baffles adjustable? Are dike slopes clear of woody vegetation? Are weeds controlled around the edge of the lagoon? Are dikes free of seepage? Are dikes free of erosion? Are dikes free of burrowing animals? # Has the sludge blanket in the lagoon (s) been measured periodically in multiple locations? # If excessive algae is present, has barley straw been used to help control the growth? Is the lagoon surface free of weeds? Is the lagoon free of short circuiting? Yes No NA NE Comment: Older lagoon is no longer in use and has been cleaned, filled, graded, and planted. Operations $ Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? E ❑ ❑ ❑ Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable Solids, pH, DO, Sludge ❑ ❑ ■ ❑ Judge, and other that are applicable? Comment: Influent Sampling # Is composite sampling flow proportional? Is sample collected above side streams? Is proper volume collected? Is the tubing clean? # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? Is sampling performed according to the permit? Comment: See inspection report. Effluent Sampling Is composite sampling flow proportional? Is sample collected below all treatment units? Yes No NA NE Yes No NA NE ❑ ■ ❑ ❑ ■❑❑❑ Page # 8 or Permit: NCO025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 08/20/2012 Inspection Type: Compliance Evaluation Effluent Sampling Yes No NA NE Is proper volume collected? ■ 0 0 Is the tubing clean? ■ D D 0 # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? ■ 0 ❑ ❑ Is the facility sampling performed as required by the permit (frequency, sampling type representative)? ■ ❑ Q Q Comment: See inspection report. Upstream / Downstream Sampling Yes No NA NE Is the facility sampling performed as required by the permit (frequency, sampling type, and sampling location)? ■ El D 0 Comment: Page # 9 ppppppp- MEMORANDUM To: Through: From: Division of Water Quality September 25, 2012 Corey Basinger Regional Supervisor, Surface Water Protection, WSRO Cindy A. Moore Supervisor, Aquatic Toxicology Unit Carol Hollenkampt- Quality Assurance Officer, Aquatic Toxicology Unit Subject: Whole effluent toxicity test results Eden WWTP NPDES Permit # NC0025071 /001 Rockingham County The aquatic toxicity test using flow -proportional composite samples of effluent discharged from Eden WWTP has been completed. Eden WWTP has a permitted effluent discharge that is 13.5 MGD entering the Dan River (7Q10 of 386 CFS). Whole effluent samples were collected on September 11 by Jenifer Carter and facility representative Chris Powell and September 13 by facility representative Mike Thomas for use in a chronic Ceriodaphnia dubia pass/fail toxicity test. The test using these samples resulted in a pass. Toxicity information follows. Test Type Test Concentrations Test Result Control Survival Control Mean Reproduction Test Treatment Survival Treatment Mean Reproduction First Sample pH First Sample Conductivity First Sample Total Residual Chlorine Second Sample pH Second Sample Conductivity Second Sample Total Residual Chlorine 3-Brood Ceriodaphnia dubia pass/fail 5.4% sample Pass 100% 22.8 92% 22.6 6.91 SU 374 micromhos/cm <0.1 mg/L 6.92 SU 370 micromhos/cm <0. l mg/L Test results for the above samples indicate that the effluent would not be predicted to have water quality impacts on receiving water. These samples were split and tested by Pace Analytical. The chronic Ceriodaphnia dubia pass/fail toxicity test run by Pace Analytical also resulted in a pass. Please contact us if further effluent toxicity monitoring is desired. We may be reached at (919) 743-8401. Basin: ROA03 cc: Central Files Jenifer Carter, WSRO Aquatic Toxicology Unit Environmental Sciences Section PCarter, Jenifer From: Carter, Jenifer Sent: Thursday, September 27, 2012 9:12 AM To: 'mward@edennc.us' Subject: FW: Eden/Mebane bridge passed. Melinda, Let me know if you have any questions about the results noted in the email below. Jenifer Carter Before printing this email, please consider your budget and the environment. If you must print, please print only what you need and save ink with the free Eco-Font. NC DENR Winston-Salem Regional Office Division of Water Quality 585 Waughtown Street Winston-Salem, NC 27107 Voice: (336) 771-4957 FAX: (336) 771-4630 E-mail correspondence to and from this address may be subject to the North Carolina Public Records Law and may be disclosed to third parties. From: Hollenkamp, Carol Sent: Wednesday, September 26, 2012 8:29 AM To: Carter, Jenifer Subject: Eden/Mebane bridge passed. Hi Jenifer, Just wanted to let you know Eden/Mebane Bridge test passed, and the split test w/Pace passed also. I will send out the memo tomorrow or Friday. Sorry for the delay. Carol Hollenkamp Aquatic Toxicology Unit/Environmental Sciences Section North Carolina Division of Water Quality/DENR 1621 Mail Service Center, Raleigh, NC 27699-1621 Phone: (919) 743-8450 Fax: (919) 743-8517 Website: http://portal.ncdenr.org/web/wq/ess/atu E-mail correspondence to and from this address may be subject to the North Carolina Public Records Law and may be disclosed to third parties. AMPLE COLLECTION FO ARO FRO MRO RRO WaRO WiRO WS�R Facility/Water Body NPDES # NC 0 0 Outfall # Q County Basin/Sub-basin �% O Receiving Stream Collector(s) (print) /71 K6 Grab D Composite [:�� Date Began Time Began q/!a/l;2- 0:3o Sampling Site Description Samples per Hour for w Hours Date End Time End / 13 / la 1 8 :3o Container: 211, (1 gal) PE cubitainer ❑Other (describe) �Q� m • r— # of containers_ Chlorinated: O Yes ❑ No Collected on Ice: �es ❑ No Shipped on Ice: es ❑ No Method of Shipment: Courier'rBus ❑ St<1 Other (explain): Date/time of transfer to,.p r- . •fy;/r,''wi-hrw / JJ+e<^ (CAP rAw.— inr o` A;+;—1 tr.—F 'l Comments: J CGU `1 J 9 r rq 7�Y 1'rlbf,�Z- "S lit" sample, s littin lab name: �nC lr u.— au ie wan sufficient ice to maintain temperature o A/. U to 4. U-(_' unto detLve : to A I V Lab * * Collector(s) Signature: Date: o ATU Temperature Rcd Sample No. @ receipt, °C on Ice RECEIVED CONDUCTIVITY, TRC, date mhos/cm - µmhos/cm mg/L time I date date by I I time time from-1 by by Lab Comments: Shi' sam' "les for DWQ/Environmental Sciences Branch Aquatic Toxicology Unit Mail Service Center 1621 Street address: 4401 Reedy Creek Road Raleigh, NC 27699-1621 Raleigh, NC 27607 ESB Courier #: 520101 phone: (919) 733-2136 LE COLLECTION FORM ARO FRO MRO RRO waKU w w PP Facility/Water Body`e�/ Pe �r�ye NPDES # [NC� 0 0 �� Outfall # County I 'Woo ' n 9 ltG nN Basin/Sub-basin 4 6 !T 1 '0 3 Receiving Stream -Pao ,e1 Ve-,r i Collector(s) (print) Jr L rt 5 Powe 11 Grab Composite Samples per=Hour:fo \ 4 Hours Date Bean Time Began Date End Time End �9 / !v / aoid- 9 / l/ / I g I X : ;.� Sampling Site Description Container: 2< (1 gal) PE cubitainer % Chlorinated: WYes ❑ No llec Method of Shipment: Courier Bus Date/time of transfer to # of containers C on Ice: es U Nb_ ' Shipped on Ice: L, es U No Staff _Qther (explain): — I'll Ie / / "zS (see reverse for additional transfers) Comments: 10 "Split" sample, splitting lab name: 1— T! ** Pack sam Collector(s Signature:I ATU Sample No. RECEIVED date time by from Lab Comments: IShip sam les to: with sufficientleg to DWQ/Environmental Sciences Branch Aquatic Toxicology Unit Mail Service Center 1621 Raleigh, NC 27699-1621 ESB Courier #: 520101 U. U to 4.U-U unto date time LOALU LRD"" Date: Red on Ice TRC, mg/L date time Street address: 4401 Reedy Creek Road Raleigh, NC 27607 phone: (919) 733-2136 United States Environmental Protection Agency Form Approved. E PA Washington, D.C. 20460 OMB No. 2040-0057 Approval expires B-31-98 Section A: National Data System Coding (i.e., PCS) Transaction Code NPDES yr/mo/day Inspection Type Inspector Fac Type 1 INI 2 U 31 NCO025071 ( 11 121 12/08/20 117 18I C I 19I S I 201 I Remarks 21111111111111111111111111111111111111111111111116 Inspection Work Days Facility Self -Monitoring Evaluation Rating 131 QA -- -- - -- - --- -Reserved— — - --- — 67 I 169 701 I 711 I 72111 73' I 174 751 I I I I I I 180 W Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include Entry Time/Date Permit Effective Date POTW name and NPDES permit Number) Mebane Bridge WWTP 10:00 AM 12/08/20 10/05/01 Exit Time/Date Permit Expiration Date 191 Mebane Bridge Rd Eden NC 27288 11:30 AM 12/08/20 12/04/30 Name(s) of Onsite Representative(s)/Tities(s)/Phone and Fax Number(s) Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Mark T Bullins,PO Box 70 Eden NC 272890070/Superintendent/336-627-7783/3366279189 No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit 0 Flow Measurement Operations & Maintenance Records/Reports Self -Monitoring Program N Sludge Handling Disposal Facility Site Review Effluent/Receiving Waters Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) (See attachment summary) Name(s) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date Michael S Thomas WSRO WQ/// /Z Signature of Management Q A Reviewer Agency/Office/Phone and Fax Numbers Date EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page # 1 NPDES yr/mo/day Inspection Type N 3 NCO025071 I11 121 12/08/20 17 18L� Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Page # 2 pr Permit: NCO025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 08/20/2012 Inspection Type: Compliance Evaluation Permit Yes No NA NE (If the present permit expires in 6 months or less). Has the permittee submitted a new application? n n ■ n Is the facility as described in the permit? ■ El Cl 0 # Are there any special conditions for the permit? n ■ ❑ o Is access to the plant site restricted to the general public? ■ Q n n Is the inspector granted access to all areas for inspection? ■ n Q D Comment: Record Keeping Yes No NA NE Are records kept and maintained as required by the permit? ■ n n ❑ Is all required information readily available, complete and current? ■ ❑ n 0 Are all records maintained for 3 years (lab. reg. required 5 years)? ■ 00 n Are analytical results consistent with data reported on DMRs? ■ 0 n n Is the chain -of -custody complete? ■ n Q n Dates, times and location of sampling ■ Name of individual performing the sampling ■ Results of analysis and calibration ■ Dates of analysis ■ Name of person performing analyses ■ Transported COCs ■ Are DMRs complete: do they include all permit parameters? ■ 0 ❑ Q Has the facility submitted its annual compliance report to users and DWQ? ■ ❑ ❑ ❑ (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified operator on each shift? ■ 0 ❑ ❑ Is the ORC visitation log available and current? ■ ❑ Q ❑ Is the ORC certified at grade equal to or higher than the facility classification? ■ n n Is the backup operator certified at one grade less or greater than the facility classification? ■ 0 0 11 Is a copy of the current NPDES permit available on site? ■ 0 n Facility has copy of previous year's Annual Report on file for review? ■ n n ❑ Comment: Effluent Pipe Yes No NA NE Is right of way to the outfall properly maintained? ■ n n n Page # 3 Permit: NC0025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 08/20/2012 Inspection Type: Compliance Evaluation Effluent Pipe Yes No NA NE Are the receiving water free of foam other than trace amounts and other debris? ■ ❑ ❑ ❑ If effluent (diffuser pipes are required) are they operating properly? ❑ ❑ ■ ❑ Comment: Flow Measurement - Influent # Is flow meter used for reporting? Is flow meter calibrated annually? Is the flow meter operational? (If units are separated) Does the chart recorder match the flow meter? Comment: Flow meter is calibrated quarterly. Flow Measurement - Effluent # Is flow meter used for reporting? Is flow meter calibrated annually? Is the flow meter operational? (If units are separated) Does the chart recorder match the flow meter? Comment: Meter is calibrated quarterly. Bar Screens Type of bar screen a.Manual b.Mechanical Are the bars adequately screening debris? Is the screen free of excessive debris? Is disposal of screening in compliance? Is the unit in good condition? Yes No NA NE Yes No NA NE Yes No NA NE ❑ Comment: Grit Removal Yes No NA NE Type of grit removal a.Manual ❑ b.Mechanical ■ Is the grit free of excessive organic matter? ■ ❑ ❑ ❑ Is the grit free of excessive odor? ■ ❑ ❑ ❑ Page # 4 Permit: NC0025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: O8120/2012 Inspection Type: Compliance Evaluation Grit Removal Yes No NA NE # is disposal of grit in compliance? ■ I=1 ❑ n Comment: Aeration Basins Yes No NA NE Mode of operation Ext. Air Type of aeration system Surface Is the basin free of dead spots? ■ ❑ n ❑ Are surface aerators and mixers operational? ■ ❑ ❑ ❑ Are the diffusers operational? ❑ n ■ n Is the foam the proper color for the treatment process? ■ ❑ ❑ n Does the foam cover less than 25% of the basin's surface? ■ n n n Is the DO level acceptable? ❑ ❑ ❑ ■ Is the DO level acceptable?(1.0 to 3.0 mg/1) n ❑ ❑ ■ Comment: Secondary Clarifier Yes No NA NE Is the clarifier free of black and odorous wastewater? Is the site free of excessive buildup of solids in center well of circular clarifier? Are weirs level? Is the site free of weir blockage? Is the site free of evidence of short-circuiting? Is scum removal adequate? Is the site free of excessive floating sludge? Is the drive unit operational? Is the return rate acceptable (low turbulence)? Is the overflow clear of excessive solids/pin floc? Is the sludge blanket level acceptable? (Approximately % of the sidewall depth) Comment: Pumps-RAS-WAS Are pumps in place? Are pumps operational? Are there adequate spare parts and supplies on site? Yes No NA NE Permit: NC0025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 08/20/2012 Inspection Type: Compliance Evaluation Pumps-RAS-WAS Yes No NA NE Comment: Disinfection -Gas Yes No NA NE Are cylinders secured adequately? ■ ❑ ❑ 0 Are cylinders protected from direct sunlight? ■ ❑ ❑ ❑ Is there adequate reserve supply of disinfectant? ■ ❑ ❑ ❑ Is the level of chlorine residual acceptable? ❑ ❑ ❑ ■ Is the contact chamber free of growth, or sludge buildup? ■ ❑ ❑ ❑ Is there chlorine residual prior to de -chlorination? ❑ ❑ ❑ ■ Does the Stationary Source have more than 2500 Ibs of Chlorine (CAS No. 7782-50-5)? ❑ ❑ ❑ ■ If yes, then is there a Risk Management Plan on site? ■ ❑ ❑ ❑ If yes, then what is the EPA twelve digit ID Number? (1000- - ) If yes, then when was the RMP last updated? Comment: Type of system ? Liquid Is the feed ratio proportional to chlorine amount (1 to 1)? ❑ ❑ ❑ ■ Is storage appropriate for cylinders? ❑ ❑ ■ ❑ # Is de -chlorination substance stored away from chlorine containers? ■ ❑ ❑ ❑ Comment: Are the tablets the proper size and type? ❑ ❑ ■ ❑ Are tablet de -chlorinators operational? ❑ ❑ ■ ❑ Number of tubes in use? Comment: Aerobic Digester Yes No NA NE Is the capacity adequate? ■ ❑ ❑ ❑ Is the mixing adequate? ■ ❑ ❑ ❑ Is the site free of excessive foaming in the tank? ■ ❑ ❑ ❑ # Is the odor acceptable? ■ ❑ ❑ ❑ # Is tankage available for properly waste sludge? ■ ❑ ❑ ❑ Comment: Page # 6 nor Permit: NC0025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 08/20/2012 Inspection Type: Compliance Evaluation Solids Handling Equipment Yes No NA NE Is the equipment operational? ■ n n n Is the chemical feed equipment operational? ■ n n n Is storage adequate? ■ n n n Is the site free of high level of solids in filtrate from filter presses or vacuum filters? ■ n n n Is the site free of sludge buildup on belts and/or rollers of filter press? ■ n n n Is the site free of excessive moisture in belt filter press sludge cake? ■ n n n The facility has an approved sludge management plan? ❑ n n ■ Comment: Chemical Feed Yes No NA NE Is containment adequate? Is storage adequate? Are backup pumps available? Is the site free of excessive leaking? Comment: Drying Beds Is there adequate drying bed space? Is the sludge distribution on drying beds appropriate? Are the drying beds free of vegetation? # Is the site free of dry sludge remaining in beds? Is the site free of stockpiled sludge? Is the filtrate from sludge drying beds returned to the front of the plant? # Is the sludge disposed of through county landfill? # Is the sludge land applied? (Vacuum filters) Is polymer mixing adequate? Comment: Drying beds are offline and are being used as a storage site for collected screenings and grit until sent to landfill. Lagoons Type of lagoons? # Number of lagoons in operation at time of visit? Are lagoons operated in? Yes No NA NE nn■o nn■❑ nn■n n n ■ n nn■n nn■n n n ■ n nn■0 nn■n Yes No NA NE Facultative 1 Parallel Page # 7 Permit: NCO025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 08/20/2012 Inspection Type• Compliance Evaluation Lagoons Yes No NA NE # Is a re -circulation line present? ❑ ❑ ■ ❑ Is lagoon free of excessive floating materials? ■ ❑ ❑ ❑ # Are baffles between ponds or effluent baffles adjustable? ❑ ❑ ■ n Are dike slopes clear of woody vegetation? ■ ❑ ❑ ❑ Are weeds controlled around the edge of the lagoon? ■ ❑ ❑ ❑ Are dikes free of seepage? ■ ❑ ❑ ❑ Are dikes free of erosion? ■ ❑ ❑ ❑ Are dikes free of burrowing animals? ■ ❑ ❑ ❑ # Has the sludge blanket in the lagoon (s) been measured periodically in multiple locations? ■ ❑ ❑ ❑ # If excessive algae is present, has barley straw been used to help control the growth? ❑ ❑ ■ ❑ Is the lagoon surface free of weeds? ■ ❑ ❑ ❑ Is the lagoon free of short circuiting? ■ ❑ ❑ ❑ Comment: Older lagoon is no longer in use and has been cleaned, filled, graded, and planted. Operations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? ■ ❑ ❑ ❑ Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable Solids, pH, DO, Sludge ❑ ❑ ■ ❑ Judge, and other that are applicable? Comment: Influent Sampling Yes No NA NE # Is composite sampling flow proportional? ❑ ■ ❑ ❑ Is sample collected above side streams? ■ ❑ ❑ ❑ Is proper volume collected? ■ ❑ ❑ ❑ Is the tubing clean? ■ ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? ■ ❑ ❑ ❑ Is sampling performed according to the permit? ■ ❑ ❑ ❑ Comment: See inspection report. Effluent Sampling Yes No NA NE Is composite sampling flow proportional? ❑ ■ ❑ ❑ Is sample collected below all treatment units? ■ ❑ ❑ ❑ Page # 8 Permit: NCO025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 08/20/2012 Inspection Type: Compliance Evaluation Effluent Sampling Yes No NA NE Is proper volume collected? ■ ❑ 0 0 Is the tubing clean? ■ n n n # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? ■ ❑ 0 Is the facility sampling performed as required by the permit (frequency, sampling type representative)? ■ 0 ❑ Q Comment: See inspection report. Upstream / Downstream Sampling Yes No NA NE Is the facility sampling performed as required by the permit (frequency, sampling type, and sampling location)? ■ Q 0 Q Comment: Page # 9 ppppppp- November 7, 2011 NPDES Unit Division of Water Quality Water Quality Section 1617 Mail Service Center Raleigh, NC 27699-1617 Gentlemen: eu* of c&n 4 SUBJECT: Annual Pollutant Analyses NPDES Permit #NC0025071 DMM x,l NOV 13 20o RECEIVED NOV 10 2011 CEDTRAL WQ/BOQES Per the requirements of the subject NPDES permit, please find enclosed a copy of the monitoring information for the annual pollutant analyses. Please contact me at 336-627-1009, Ext 130 if there are any questions regarding this information. Sincerely Melinda Ward Wastewater Superintendent Enclosure RECEIVED NOV 0 9 2011 Information Processin DWQ/8 essing Unit PO. Boa 70 • Eden, NC 27289-0070 9 (336) 627-1009 . Fax (336) 627-9968 Annual Adoaitorla d Pollutant Scan PPPe!rm7itNo. NCO025071 RECEIVED Month September Outfall 001 N.C.Dept. of ENR Year 2011 NOV 2 9 2011 Facility Name Mebane Bridge WWTP Winston-Salem ORC Melinda Ward Date of sampling September 13, 201�1 Regional Office Phone 336-627-1009 EXT. 130 Analytical Laboratory Pace Anlytical and Mebane Bridge WWTP Lab Parameter Sample Type Analytical Method Quantitation Level Sample Result Units of Measurement Number of samples Ammonia as N Composite EPA350.1 0.1 <0.10 mg/1 1 Dissolved oxygen Composite 4500-OG 0.1 7.9 mg/1 1 Nitrate Nitrite Composite E353.2 0.2 5.4 mg/1 1 Total Kjeldahl nitrogen Com osite E351.2 0.5 <0.5 mg/1 1 Total Phosphorus Composite E365.1 0.05 0.23 mg/1 1 Total dissolved solids Composite SM2540C 25 226 mg/1 1 Hardness Composite SM2340B 0.65 88.7 mg/1 1 Chlorine total residual, TRC Grab 4500-CLG 16 L <16 u 1 1 Oil and grease Grab 1664-A 5 <5 mg/1 1 Metals total recoverable), cyanide and total phenols Antimony Composite E200.7 0.005 <0.005 mg/1 1 Arsenic Composite E200.7 0.005 <0.005 mg/1 1 Beryllium Composite E200.7 0.001 <0.001 mg/1 1 Cadmium Composite E200.7 0.001 <0.001 mg/1 1 Chromium Composite E200.7 0.005 <0.005 mg/1 1 Copper Composite E200.7 0.005 0.022 mg/1 1 Lead Composite E200.7 0.005 <0.005 mg/1 1 Mercury Composite E245.1 0.2 <0.2 u 1 1 Nickel Composite E200.7 0.005 <0.005 mg/1 1 Selenium Composite E200.7 0.01 <0.010 mg/1 1 Silver Composite E200.7 0.005 <0.005 mg 1 1 Thallium composite E200.7 0.01 <0.010 mg/1 1 Zinc Composite E200.7 0.01 0.059 mg 1 1 Cyanide Grab SM450OCN-E 0.005 0.0073 m 1 1 Total phenolic compounds Grab E420.4 0.01 <0.01 mg/1 1 Volatile organic compounds Acrolein Grab E624 100 < 100 u 1 1 Acrylonitrile Grab E624 100 < 100 u 1 1 Benzene Grab E624 5 <5 u 1 1 Bromoform Grab E624 5 <5 u 1 1 Carbon tetrachloride Grab E624 5 <5 u 1 1 Chlorobenzene Grab E624 5 <5 u 1 1 Chlorodibromomethane Grab E624 5 11.5 u 1 1 Chloroethane Grab E624 10 < 10 u 1 1 2-chloroethylvinyl ether Grab E624 10 <10 u 1 1 Chloroform Grab E624 5 5.2 u 1 1 Dichlorobromomethane Grab E624 5 12 u 1 1 1,1-dichloroethane Grab E624 5 <5 u 1 1 1,2-dichloroethane Grab E624 5 <5 u 1 1 Trans-1,2-dichloroethylene Grab E624 5 <5 Ug 1 1 Parameter Sample Type Analytical Method Quantitatioa Level Sample Result Units of Measurement Number of samples Volatile organic compounds Cont.) 1, 1 -dichloroethylene Grab E624 5 <5 u 1 1 1,2-dichloro ropane Grab E624 5 <5 u 1 1 1,3-dichloro ropylene Grab E624 5 <5 u 1 1 Ethylbenzene Grab E624 5 <5 u 1 1 Form - DMR- PPA-1 Page 1 PpPe7rmito. NC0025071 Annual Monitoring and Pollutant Scan Month September Outfall 001 Year 2011 Methyl bromide Grab E624 10 <10 u 1 1 Methyl chloride Grab E624 5 <5 u 1 1 Methylene chloride Grab E624 5 <5 u 1 1 1,1,2,2-tetrachloroethane Grab E624 5 <5 u 1 1 Tetrachloroethylene Grab E624 5 <5 u 1 1 Toluene Grab E624 5 <5 u 1 1 1,1,1-trichloroethane Grab E624 5 <5 u 1 1 1,1,2-trichloroethane Grab E624 5 <5 u 1 1 Trichloroeth lene Grab E624 5 <5 u 1 1 Vinyl chloride Grab E624 5 <5 u 1 1 Acid -extractable compounds P-chloro-m-creso Composite E625 5.9 <5.9 u 1 1 2-chloro henol Composite E625 5.9 <5.9 u 1 1 2,4-dichloro henol Composite E625 5.9 <5.9 u 1 1 2,4-dimeth 1 henol Composite E625 11.8 < 11.8 u 1 1 4,6-dinitro-o-cresol Com site E625 23.5 <23.5 u 1 1 2,4-dinitro henol Composite E625 58.8 <58.8 u 1 1 2-nitrophenol Composite E625 5.9 <5.9 u 1 1 4-nitrophenol Composite E625 58.8 <58.8 u 1 1 Pentachloro henol Composite E625 29.4 <29.4 u 1 1 Phenol Composite E625 5.9 <5.9 u 1 1 2,4,6-trichloro henol Composite E625 11.8 < 11.8 u 1 1 Base -neutral compounds Acena hthene Composite E625 5.9 <5.9 u 1 1 Acena hthylene Composite E625 5.9 <5.9 u 1 1 Anthracene Composite E625 5.9 <5.9 u 1 1 Benzidine Composite E625 58.8 <58.8 u 1 1 Benzo a anthracene Composite E625 5.9 <5.9 u 1 1 Benzo a yrene Composite E625 5.9 <5.9 u 1 1 3,4 benzofluoranthene Composite E625 5.9 <5.9 u 1 1 Benzo(ghi)perylene Composite E625 5.9 <5.9 u 1 1 Benzo k fluoranthene Composite E625 5.9 <5.9 u 1 1 Bis 2-chloroetho methane Composite E625 11.8 <11.8 u 1 1 Bis 2-chloroeth 1 ether Composite E625 5.9 <5.9 u 1 1 Bis 2-chloroiso ro yl ether Composite E625 5.9 <5.9 u 1 1 Bis 2-ethylhe 1phthalate Composite E625 5.9 6.3 u 1 1 4-bromo hen 1 phenyl ether Composite E625 5.9 <5.9 u 1 1 Butyl benz3rl phthalate Composite E625 5.9 <5.9 u 1 1 2-chlorona hthalene Composite E625 5.9 <5.9 u 1 1 4-chlorophen 1 phenyl ether Composite E625 5.9 <5.9 u 1 1 Parameter Sample Type Analytical Method Quantitation Level Sample Result Units of Measurement Number of samples Base -neutral compounds coat. Chrysene Composite E625 5.9 <5.9 u 1 1 Di-n-butyl phthalate Composite E625 5.9 <5.9 u 1 1 Di-n-octyl phthalate Composite E625 5.9 <5.9 u 1 1 Dibenzo a,h anthracene Composite E625 5.9 <5.9 u 1 1 1,2-dichlorobenzene Grab E624 5 <5 u 1 1 1,3-dichlorobenzene Grab E624 5 <5 u 1 1 1,4-dichlorobenzene Grab E624 5 <5 u 1 1 3,3-dichlorobenzidine Composite E625 29.4 <29.4 u 1 1 Diethyl phthalate Composite E625 5.9 <5.9 u 1 1 Dimethyl phthalate Composite E625 5.9 <5.9 u 1 1 2,4-dinitrotoluene Composite E625 5.9 <5.9 u 1 1 2,6-dinitrotoluene Composite E625 5.9 <5.9 u 1 1 Form - DMR- PPA-1 Page 2 POpp- Permit No, NC0025071 Outfall 001 Annual Monitoring and Pollutant Scan Month September Year 2011 1,2-di hen lhydrazine Composite E625 5.9 <5.9 u 1 1 Fluoranthene Composite E625 5.9 <5.9 u 1 1 Fluorene Composite E625 5.9 <5.9 u 1 1 Hexachlorobenzene Composite E625 5.9 <5.9 u 1 1 Hexachlorobutadiene Composite E625 5.9 <5.9 u 1 1 Hexachloroc clo-entadiene Composite E625 11.8 <11.8 u 1 1 Hexachloroethane Composite E625 5.9 <5.9 u 1 1 Indeno 1,2,3-cd rene Composite E625 5.9 <5.9 u 1 1 Isophorone Composite E625 11.8 <11.8 u 1 1 Naphthalene Composite E625 5.9 <5.9 u 1 1 Nitrobenzene Composite E625 5.9 <5.9 u 1 1 N-nitrosodi-n-pro ylamine Composite E625 5.9 <5.9 u 1 1 N-nitrosodimeth lamine Composite E625 5.9 <5.9 u 1 1 N-nitrosodi hen lamine Composite E625 11.8 <11.8 u 1 1 Phenanthrene Composite E625 5.9 <5.9 u 1 1 rene Composite E625 5.9 <5.9 u 1 1 1,2,4,-trichlorobenzene Composite E625 5.9 <5.9 1 1 I certify under penalty of law that this document and all attachments were prepared under my direction and supervision in accordance with a system to design to assure that qualified perdonnel properly gather and evaluat the information submitted. Based on my inquiry of the person or persons that manage the system, or those persons directly responsibel for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violations. Authorized Representative name Signature Date Form - DMR- PPA-1 Page 3 ilytical )acelabs.com Project: WW Testing 09/13/11 Pace Project No.: 92102139 Pace Analytical Services, Inc. Pace Analytical Services, Inc. 205 East Meadow Road - Suite A 2225 Riverside Dr. Eden, NC 27288 Asheville, NC 28804 (336)623-8921 (828)254-7176 ANALYTICAL RESULTS lc, A 14. Pace Analytical Services, inc. 9800 Kincey Ave. Suite 100 Huntersville, NC 28078 (704)875-9092 Sample: MB Effluent Parameters Lab ID: 92102139001 Collected: 09/13/11 08:04 Results Units Report Limit DF Received: 09/13/11 09:40 Matrix: Water Prepared Analyzed CAS No. Qual 5210E BOD, 5 day EDN Analytical Method: SM 5210B BOD, 5 day V2.0 mg/L 2.0 1 09/13/11 16:23 09/18/11 11:58 B4 200.7 MET ICP Analytical Method: EPA 200.7 Preparation Method: EPA 200.7 Antimony ND mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:53 7440-36-0 Arsenic ND mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:53 7440-38-2 Beryllium ND mg/L 0.0010 1 09/19/11 10:25 09/21/11 19:53 7440-41-7 Cadmium ND mg/L 0.0010 1 09/19/11 10:25 09/21/11 19:53 7440-43-9 Calcium 25.5 mg/L 0.10 1 09/19/11 10:25 09/21/11 19:53 7440-70-2 Chromium ND mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:53 7440-47-3 Copper 0.022 mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:53 7440-50-8 Lead _ ND mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:53 7439-92-1 Magnesium 6.1 mg/L 0.10 1 09/19/11 10:25 09/21/11 19:53 7439-95-4 Molybdenum .-. ND mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:53 7439-98-7 Nickel _ ND mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:53 7440-02-0 Silver ND mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:53 7440-22-4 Zinc _ 0.059 mg/L 0.010 1 09/19/11 10:25 09/21/11 19:53 7440-66-6 Thallium ND mg/L 0.010 1 09/19/11 10:25 09/21/11 19:53 7440-28-0 Selenium _ ND mg/L 0.010 1 09/19/11 10:25 09/21/11 19:53 7782-49-2 2340E Hardness, Total (Ca1c.) Analytical Method: SM 2340B Total Hardness J 88.7 mg/L 0.65 1 09/21/11 19:53 246.1 Mercury Analytical Method: EPA 245.1 Preparation Method: EPA 245.1 Mercury J ND ug/L 0.20 1 09/19/11 12:10 09/20/11 14:37 7439-97-6 625 MSSV Analytical Method: EPA 625 Preparation Method: EPA 625 1,2,4-Tdchlorobenzene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 120-82-1 1,2-Diphenylhydrazine ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 122-66-7 .. 2,4,6-Tdchlorophenol ND ug/L 11.8 1 09/19/11 15:30 09/21/11 19:39 88-06-2 - 2,4-Dichlorophenol ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 120-83-2 _ 2,4-Dimethylphenol ND ug/L 11.8 1 09/19/11 15:30 09/21/11 19:39 105-67-9 - 2,4-Dinitrophenol ND ug/L 58.8 1 09/19/11 15:30 09/21/11 19:39 51-28-5 _ 2,4-Dinitrotoluene ND ug/L 5.9 1 09/19/11 16:30 09/21/11 19:39 121-14-2 2,6-Dinitrotoluene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 606-20-2 - 2-Chloronaphthalene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 91-58-7 - 2-Chlorophenol ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 95-57-8 -- 2-Nitrophenol ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 88-75-5 - 3,3'-Dichlorobenzidine ND ug/L 29.4 1 09/19/11 15:30 09/21/11 19:39 91-94-1 - 4,6-Dinitro-2-methylphenol ND ug/L 23.5 1 09/19/11 15:30 09/21/11 19:39 534-52-1 r. 4-Bromophenylphenyl ether ND ug/L 5.9 1 09/19/11 15:30 09/21111 19:39 101-55-3 - 4-Chloro-3-methylphenol ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 59-50-7 - 4-Chlorophenylphenyl ether ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 7005-72-3 4-Nitrophenol ND ug/L 58.8 1 09/19/11 15:30 09/21/11 19:39 100-02-7 - Acenaphthene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 83-32-9 Acenaphthylene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 208-96-8 • Anthracene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 120-12-7 Date: 09/28/2011 08:27 AM REPORT OF LABORATORY ANALYSIS Page 4 of 31 This report shall not be reproduoed, except in full, without the written consent of Pace Analytical Services, Inc Pace Analytical Services, Inc. Pace Analytcal Services, Inc. Pace Analytical Services, Inc. ® a'y1 /tiol 205 East Meadow Road - Suite A 2225 Riverside Dr. 9800 Kirwey Ave. Suite 100 pacelaabs.com Eden, NC 27288 Asheville, NC 28804 Huntersville, NC 28078 (336)623-8921 (828)254-7176 (704)875-9092 ANALYTICAL RESULTS Project: WW Testing 09/13/11 Pace Project No.: 92102139 Sample: MB Effluent Parameters Lab ID: 92102139001 Collected: 09/13/11 08:04 Results Units Report Limit DF Received: 09/13/11 09:40 Matrix: Water Prepared Analyzed CAS No. Qual 625 MSSV Analytical Method: EPA 625 Preparation Method: EPA 625 Butylbenzylphthalate ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 85-68-7 Benzo(k)fluoranthene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 207-08-9 Benzo(g,h,i)perylene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 191-24-2 Benzo(a)anthrecene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 56-55-3 - Benzidine ND ug/L 58.8 1 09/19/11 15:30 09/21/11 19:39 92-87-5 Benzo(b)fluoranthene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 205-99-2 Benzo(a)pyrene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 50-32-8 . bis(2-Chloroethoxy)methane ND ug/L 11.8 1 09/19/11 15:30 09/21/11 19:39 111-91-1 .• bis(2-Chloroethyl) ether ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 111-44-4 bis(2-Chloroisopropyl) ether ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 108-60-1 - bis(2-Ethylhexyl)phthalate 6.3 ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 117-81-7 Chrysene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 218-01-9 r Dibenz(a,h)anthracene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 53-70-3 -� Dimethylphthalate ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 131-11-3 Di-n-butylphthalate ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 84-74-2 Di-n-octylphthalate ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 117-84-0 - Diethylphthalate ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 84-66-2 Fluorene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 86-73-7 .. Fluoranthene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 206-44-0 .- Hexachloro-1,3-butadiene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 87-68-3 Hexachlorobenzene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 118-74-1 . Hexachlorocyclopentadiene ND ug/L 11.8 1 09/19/11 15:30 09/21/11 19:39 77-47-4 + Hexachloroethane ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 67-72-1 w Indeno(1,2,3-cd)pyrene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 193-39-5 _. Isophorone ND ug/L 11.8 1 09/19/11 15:30 09/21/11 19:39 78-59-1 --Naphthalene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 91-20-3 - N-Nitroso-di-n-propylamine ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 621-64-7 Nitrobenzene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 98-95-3 N-Nitrosodimethylamine ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 62-75-9 .� N-Nitrosodiphenylamine ND ug/L 11.8 1 09/19/11 15:30 09/21/11 19:39 86-30-6 ^ Phenol ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 108-95-2 -.• Phenanthrene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 85-01-8 Pentachlorophenol ND ug/L 29.4 1 09/19/11 15:30 09/21/11 19:39 87-86-5 Pyrene ND ug/L 5.9 1 09/19/11 15:30 09/21/11 19:39 129-00-0 Nitrobenzene-d5 (S) 58 % 10-120 1 09/19/11 15:30 09/21/11 19:39 4165-60-0 2-Fluorobiphenyl (S) 59 % 15-120 1 09/19/11 15:30 09/21/11 19:39 321-60-8 Terphenyl-d14 (S) 65 % 11-131 1 09/19/11 15:30 09/21/11 19:39 1718-51-0 Phenol-d6 (S) 28 % 10-120 1 09/19/11 15:30 09/21/11 19:39 13127-88-3 2-Fluorophenol (S) 40 % 10-120 1 09119/11 15:30 09/21/11 19:39 367-12-4 2,4,6-Tribromophenol (S) 67 % 10-137 1 09/19/11 15:30 09/21/11 19:39 118-79-6 2540C Total Dissolved Solids Analytical Method: SM 2540C Total Dissolved Solids 226 mg/L 25.0 1 09/15/11 18:59 Total Nitrogen Calculation Analytical Method: 40CFR PART 503 Nitrogen 5.4 mg/L 0.60 1 09/27/11 15:09 7727-37-9 Date: 09/28/2011 08:27 AM REPORT OF LABORATORY ANALYSIS Page 5 of 31 This report shall not be reproduced, except in full, without the written consent of Pace Analytical Services, Inc !7ceAlnoalyfical paceiabs.com 1 Project: WW Testing 09/13/11 Pace Project No.: 92102139 Pace Analytical Services, Inc. 205 East Meadow Road - Suite A Eden, NC 27288 (336)623-8921 Pace Analytical Services, Inc. 2225 Riverside Dr. Asheville, NC 28804 (828)254-7176 ANALYTICAL RESULTS Pace Analytical Services, Inc. 9800 Kincey Ave. Suite 100 Huntersville, NC 28078 (704)875.9092 Sample: MB Effluent Lab ID: 92102139001 Collected: 09/13/11 08:04 Received: 09/13/11 09:40 Matrix: Water Parameters Results Units Report Limit DF Prepared Analyzed CAS No. Qual 350.1 Ammonia Analytical Method: EPA 350.1 Nitrogen, Ammonia J ND mg/L 0.10 1 09/26/11 12:38 7664-41-7 351.2 Total Kjeldahl Nitrogen Analytical Method: EPA 351.2 Nitrogen, Kjeldahl, Total ,/ND mg/L 0.50 1 09/2,01 14:19 7727-37-9 353.2 Nitrogen, NO2/NO3 pres. Analytical Method: EPA 353.2 Nitrogen, NO2 plus NO3 4 5.4 mg/L 0.20 1 09/21/11 17:48 365.1 Phosphorus, Total Analytical Method: EPA 365.1 Phosphorus J 0.23 mg/L 0.050 1 09/25/11 12:43 7723-14-0 Sample: MB Effluent Lab ID: 92102139002 Collected: 09/13/11 08:16 Received: 09/13/11 09:40 Matrix: Water Parameters Results Units Report Limit DF Prepared Analyzed CAS No. Qual MBIO 9222D Fecal Coliform EDN Analytical Method: SM 9222D Fecal Coliforms 2.0 CFU/100 mL 1.0 1 09/13/11 14:09 ul HEM, Oil and Grease Analytical Method: EPA 1664A Oil and Grease ND mg/L 5.0 1 09/22/11 13:35 624 Volatile Organics Analytical Method: EPA624 -^ Chloromethane ND ug/L 5.0 1 09/20/11 11:18 74-87-3 - Vinyl chloride ND ug/L 5.0 1 09/20/11 11:18 75-01-4 - Bromomethane ND ug/L 10.0 1 09/20/11 11:18 74-83-9 -° Chloroethane ND ug/L 10.0 1 09/20/11 11:18 75-00-3 Trichlorotluoromethane ND ug/L 10.0 1 09/20/11 11:18 75-69-4 -Methylene Chloride ND ug/L 5.0 1 09/20/11 11:18 75-M2 _1,1-Dichloroethene ND ug/L 5.0 1 09/20/11 11:18 75-35-4 trans-1,2-Dichloroethene ND ug/L 5.0 1 09/20/11 11:18 156.60-5 _.1,1-Dichloroethane ND ug/L 5.0 1 09/20/11 11:18 75-34-3 as-1,2-Dichloroethene ND ug/L 5.0 1 09/20/11 11:18 156-59-2 - Chloroform 5.2 ug/L 5.0 1 09/20/11 11:18 67-66-3 - 1,1,1-Trichloroethane ND ug/L 5.0 1 09/20/11 11:18 71-55-6 -• Carbon tetrachloride ND ug/L 5.0 1 09/20/11 11:18 56-23-5 Benzene ND ug/L 5.0 1 09/20/11 11:18 71-43-2 - 1,2-Dichloroethane ND ug/L 5.0 1 09/20/11 11:18 107-W2 - Trichloroethene ND ug/L 5.0 1 09/20/11 11:18 79-01-6 ,-1,2-Dichloropropane ND ug/L 5.0 1 09/20/11 11:18 78-87-5 - Bromodichloromethane 12.0 ug/L 5.0 1 09/20/11 11:18 75-27-4 - trans-1,3-Dichloropropene ND ug/L 5.0 1 09/20/11 11:18 10061-02-6 .. Toluene ND ug/L 5.0 1 09/20/11 11:18 108-88-3 cis-1,3-Dichloropropene ND ug/L 5.0 1 09/20/11 11:18 10061-01-5 -1,1,2-Trichloroethane ND ug/L 5.0 1 09/20/11 11:18 79-00-5 -Tetrachloroethene ND ug/L 5.0 1 09/20/11 11:18 127-18-4 Date: 09/28/201108:27 AM REPORT OF LABORATORY ANALYSIS Page 6 of 31 This report shall not be reproduced, except in full, without the written consent of Pace Analytical Services, Inc ilytical pecelabs.com Project: WW Testing 09/13/11 Pace Project No., 92102139 Sample: MS Effluent Parameters 624 Volatile Organics Dibromochloromethane .,. Chlorobenzene ,. Ethylbenzene Bromoform .. 1,1,2,2-Tetrachloroethane -k 1,3-Dichlorobenzene 1,4-Dichlorobenzene -1,2-Dichlorobenzene -Acrolein Acrylonitrile 2-Chloroethylvinyl ether Dibromofluoromethane (S) 4-Bromofluorobenzene (S) Toluene-d8 (S) 1,2-Dichloroethane-d4 (S) 420.4 Phenolics, Total Phenol 450OCNE Cyanide, Total Cyanide Pace Analytical Services, Inc. 205 East Meadow Road - Suite A Eden, NC 27288 (336)623-8921 Pace Analytical Services, Inc. 2225 Riverside Dr. Asheville, NC 28804 (828)254-7176 ANALYTICAL RESULTS Pace Analytical Services, Inc. 9800 Kinsey Ave. Suite 100 Huntersville, NC 28078 (704)875-9092 Lab ID: 92102139002 Collected: 09/13/11 08:16 Received: 09/13/11 09:40 Matrix: Water Results Units Report Limit DF Prepared Analyzed CAS No. Qual Analytical Method: EPA 624 11.5 ug/L ND ug/L ND ug/L NO ug/L ND ug/L ND ug/L ND ug/L ND ug/L ND ug/L ND ug/L NO ug/L 97 % 93 % 96 % 96 % Analytical Method: EPA 420.4 ND mg/L Analytical Method: SM 4500-CN-E 0.0073 mg/L 5.0 1 09/20/11 11:18 124-48-1 5.0 1 09/20/11 11:18 108-90-7 5.0 1 09/20/11 11:18 100.41-4 5.0 1 09/2011111:18 75-25-2 5.0 1 09/20/11 11:18 79-34-5 5.0 1 09/20/11 11:18 541-73-1 5.0 1 09/20/11 11:18 106-46-7 5.0 1 09/20/11 11:18 95-50-1 100 1 09/20/11 11:18 107-02-8 100 1 09/20/11 11:18 107-13-1 10.0 1 09/20/11 11:18 110-75-8 70-130 1 09/20/11 11:18 1868-53-7 70-130 1 09/20/11 11:18 460-00-4 70-130 1 09/20/11 11:18 2037-26-5 70-130 1 09/20/11 11:18 17060-07-0 0.010 1 09/20/11 11:44 108-95-2 0.0050 1 09/23/1114:45 57-12-5 Sample: MB Influent Parameters Lab ID: 92102139003 Collected: 09/13/11 07:33 Results Units Report Limit DF Received: 09/13/11 09:40 Matrix: Water Prepared Analyzed CAS No. Qual 5210E BOD, 5 day EDN Ana cal Method: SM 5210B BOD, 5 day J 166 mg/L 2.0 1 09/13/11 16:23 09/18/11 11:58 134 200.7 MET ICP Analytical Method: EPA 200.7 Preparation Method: EPA 200.7 Arsenic ND mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:56 7440-38-2 Cadmium ND mg/L 0.0010 1 09/19/11 10:25 09/21/11 19:56 7440-43-9 Chromium 0.013 mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:56 7440-47-3 Copper 0.43 mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:56 7440-50-8 Lead ND mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:56 7439-92-1 Molybdenum ND mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:56 7439-98-7 Nickel ND mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:56 7440-02-0 Silver ND mg/L 0.0050 1 09/19/11 10:25 09/21/11 19:56 7440-22-4 Zinc 0.29 mg/L 0.010 1 09/19/11 10:25 09/21/11 19:56 7440-66-6 Selenium ND mg/L 0.010 1 09/19/11 10:25 09/21/11 19:56 7782-49-2 245.1 Mercury Analytical Method: EPA 245.1 Preparation Method: EPA 245.1 Mercury ND ug/L 0.20 1 09/19/11 12:10 09/20/11 14:40 7439-97-6 Date: 09/28/2011 08:27 AM REPORT OF LABORATORY ANALYSIS Page 7 of 31 This report shall not be reproduced, except in full, without the written consent of Pace Analytical Services, Ina. 4 NCDENR North Carolina Department of Environment and Natural Resources Division of Water Quality Beverly Eaves Perdue Coleen H. Sullins Governor Director October 26, 2011 Ms. Melinda Ward, Superintendent City of Eden 191 Mebane Bridge Road Eden, NC 27288 SUBJECT: Pretreatment Compliance Inspection City of Eden NPDES # NCO025071 Rockingham County Dear Ms. Ward: Dee Freeman Secretary A Pretreatment Compliance Inspection (PCI) was performed on October 21, 2011 by George Smith of this office. Mr. Ralph Potter was present for the inspection. The purpose of this inspection was to determine the effectiveness of the City's pretreatment program, which includes, reviewing the files, POTW plant performance, industry monitoring data, and adherence to the enforcement response plan (ERP). Back round This is a 13.5 MGD permitted facility that is operating only one aeration basin. Industry closings significantly reduced the flow into the plant. The City has two (2) significant industrial users, and one is categorical per CFR 433. POTW Interview There are no industries that are in significant noncompliance. There are no industrial related issues causing WWTP compliance problems. Pretreatment Profram Elements Review The Sewer Use Ordinance (SUO) was last approved on June 14, 2010. The Enforcement Response Plan (ERP) was last approved on May 22, 2001. Long Term Monitoring Plan (LTMP), was approved August 31, 1994. Headworks Analysis (HWA) was approved January 7, 2009. The next HWA is due April 1, 2012. The Industrial Waste Survey (IWS) was approved March 14, 2011. The next IWS is due October 1, 2015. North Carolina Division of Water Quality, Winston-Salem Regional Office Location: 585 Waughtown St. Winston-Salem, North Carolina 27107 One Phone: 336-771-50001 FAX: 336-77146301 Customer Service: 1-877-623-6748 NorthCarolina Internet: www.ncwaterquality.org naturally An Equal Opportunity 1 Affirmative Action Employer PCI October 26, 2011 Page 2 of 3 LTMP File Review The LTMP is being conducted at the proper locations and frequencies. The proper detection levels are used and all data is maintained in a spreadsheet. Industrial User Permit (IUP) File Review A review of the file for Well McLain (#1012) revealed that the monitoring data was well organized and correctly judged for compliance. This industry is regulated per 40 CFR 433. A review of the file for Karastan (#1005) revealed that the monitoring data was well organized and correctly judged for compliance. All two SIUs were required to have a slug control plan, and were kept on file. Mr. Ralph Potter continues to implement the pretreatment program in an excellent manner. If you have any questions please contact George Smith or me at (336) 771-5000. Sincerely, W. Corey Basinger Regional Supervisor cc: PERCS Unit WSRO Files NORTH CAROLINA DIVISION OF WATER QUALITY PRETREATMENT COMPLIANCE INSPECTION (PCI) REPORT BACKGROUND INFORMATION 1Comnlete Prior To PCI; Review Program Info Database Sheet(s 1. Control Authority (POTW) Name: Lru 6f E0/,--n 2. Control Authority Representative(s): _Q ,r./Pk PO -Czar 3. Title(s): Pre- r're-ta" e-at R,&ryCsor 4. Last Inspection Date: /b /2 9/Ib Inspection Type (Check One): ❑ PCI ®-Xudit 5. Has Program Completed All Requirements from the Previous Inspection and Program Info Sheet(s)? YES ❑ NO 6. Is POTW under an Order That Includes Pretreatment Conditions? ❑ YES ❑-11O Order Type, Number, Parameters: N14 Are Milestone Dates Being Met? ❑ YES ❑ NO PCS CODING Trans.Code Main Program Permit Number MM/DD/YY Inspec.Type Inspector Fac. Type LILI 1 N I C 1 0 Io 1X15-10171/1 I/011/1//1 ! P 1 I S l ! i 1 (DTIA) (TYPI) (INSP) (FACC) 7. Current Number Of Significant Industrial Users (SIUs)? SIUS 8. Current Number Of Categorical Industrial Users (CIUs)? CIUS 9. Number of SIUs Not Inspected By POTW in the Last Calendar Year? p 10. Number of SIUs Not Sampled By POTW in the Last Calendar Year? O 11. Enter the Higher Number of 9 or 10 NOIN 12. Number of SIUs With No IUP, or With an Expired IUP O NOCM 13. Number of SIUs in SNC for Either Reporting or Limits Violations During Either of the Last 2 Semi -Annual Periods (Total Number of SIUs in SNC) d PSNC 14. Number of SIUs in SNC For Reporting During Either of the Last 2 Semi -Annual Periods D MSNC 15. Number of SIUs In SNC For Limits Violations During Either of the Last 2 Semi -Annual Periods b SNPS 16. Number of SIUs In SNC For Both Reporting and Limits Violations During Either of the Last 2 Semi-annual Periods O POTW INTERVIEW 17. Since the Last PCI, has the POTW had any NPDES Limits Violations? If Yes, What are the Parameters and How are these Problems Being Addressed? 18. Since the Last PCI, has the POTW had any Problems Related to an Industrial Discharge (Interference, Pass -Through, Blockage, Citizens' Complaints, Increased Sludge Production, Etc.)? If Yes, How are these Problems Being Addressed? 19. Which Industries have been in SNC for Limits or Reporting during SNC for either of the Last 2 Semi -Annual Periods? Not Been Published for SNC for Public Notice?(May refer to PAR if Excessive SIUs in SNC) Not Put 20. Which Industries are on Compliance Schedules or Orders? For all SIUs on an Order, Has a Signed Copy of the Order been sent to the Division? 21. Are Any Permits Or Civil Penalties Currently Under Adjudication? If Yes, Which Ones? ❑ YES O ❑ YES O Limits: Reporting: dished: A4 DIJL, Av( n ❑ YES O LTMP/STMP FILE REVIEW: 22. Is LTMP/STMP Monitoring Being Conducted at Appropriate Locations and Frequencies? 23YES ❑ NO 23. Are Correct Detection Levels being used for all LTMP/STMP Monitoring? ®'YES ❑ NO 24. Is LTMP/STMP Data Maintained in a Table or Equivalent? 0J'fES ❑ NO Is Table Adequate? 014ES ❑ NO 25. yourself' 26. All LTMP/STMP effluent data reported on Discharge Monitoring Report? ELES ❑ NO DWQ Inspector, please verify If NO to 23 - 26, list violations C 27. Should any Pollutants of Concern be Eliminated from or Added to LTMP/STMP? ❑ YES ❑ NO If yes, which ones? Eliminated: N /#- Added: N /* NC DWQ Pretreatment Compliance Inspection (PCI) Form Updated 7/25/07 Page 1 28. PRETREATMENT PROGRAM ELEMENTS REVIEW- Please review POTW files, verify POTW has copy of Program Flement in their files- emmnlete with sunnorting documents and copy of PERCS Approval Letter. and dates consistent with Program Info: Program Element Last Submittal Date In file? Last Approval Date In file Date Next Due, If Applicable Headworks Analysis WA ❑ Yes ❑ No 1-7-07 ZYes ❑ No 5(- / -/ Industrial Waste Survey S ❑ Yes ❑ No -1 - / v❑'Yes ❑ No ©- - / Sewer Use Ordinance SUO ❑ Yes ❑ No - ig-lb Er Yes ❑ No Enforcement Response Plan (ERP) ❑ Yes ❑ No - - p [Yes ❑ No 9 Long Term Monitoring Plan (LTMP) ❑ Yes ❑ No V - 31—q 'Yes ❑ No 1 TNilrTQTRIAT. TTCF.R PF.RN41T ITTTPI FILF. REVIEW (3 IUP FILE REVIEWS OR 1 FILE REVIEW AND 1 IU INSPECTION) 29L User Name l .MAX� n 2• Z12 Q�; v IF�K777 30. IUP Number I 10 / /003- 31. Does File Contain Current Permit? I Q'Yes ❑ No ER Yes ❑ No 11 ❑ Yes ❑ No 32. Permit Expiration Date J Tvig 9 / w j- .%z A 3D av13 33. Categorical Standard Applied (I.E. 40 CFR, Etc.) Or N/A q33 IF Nip -11 34. Does File Contain Permit Application Completed Within One Year Prior 9-Yes ❑ No 9V—es ❑ No ❑ Yes ❑ No to Permit Issue Date? 35. Does File Contain an Inspection Completed Within Last Calendar Year? ❑ les No Plies ❑ No r 0 Yes ❑ No 36. a. Does the File Contain a Slug/Spill Control Plan? a. [9"fes []No a. es ❑No a. []Yes []No b. If No, is One Needed? (See Inspection Form from POTW) mv- QNQ b. ❑Yes ❑No 37. For 40 CFR 413 and 433 TTO Certification, Does File Contain a Toxic ljY &0No❑N/A ❑Yes❑NoVN/A ❑Yes❑No❑N/A Organic Management Plan (TOMP)? 38. a. Does File Contain Original Permit Review Letter from the Division? a. es ❑No I a. OTVes []No a. ❑Yes ❑No b. All Issues Resolved? b.❑Yes❑No 1/A b.❑Yes❑NotlA b.❑Yes❑No❑N/A 39. During the Most Recent Semi -Annual Period, Did the POTW Complete es No ['Yes ❑ No ❑ Yes ❑ No its Sampling as Required by IUP, including flow? 40. Does File Contain POTW Sampling Chain -Of -Custody Forms? t es ❑ No es ❑ No ILEJ Yes ❑ No 41. During the Most Recent Semi -Annual Period, Did the SIU Complete its aPres❑No❑N/A es❑No❑N/A 11 ❑Yes❑No❑N/A Sampling as Required b IUP, including flow? 41b. During the Most Recent Semi -Annual Period, Did SIU submit all reports es❑No❑N/A es❑No❑N/A ❑Yes❑No❑N/A on time? 42a. For categorical lUs with Combined Wastestream Formula (CWF), does ffE]Yes[]No/A ❑Yes❑Nopi /A ❑Yes❑No❑N/A file includeprocess/dilution flows as Required by IUP? 42b. For categorical lUs with Production based limits, does file include 0Yes0No10i /A ❑Yes❑No /A ❑Yes❑No❑N/A production rates and/or flows as Required by IUP? 43a. During the Most Recent Semi -Annual Period, Did the POTW Identify ❑ No ❑ Y No El Yes El No All Limits Non -Compliance from Both POTW and SILT Sam lin ? N H N 43b. During the Most Recent Semi -Annual Period, Did the POTW Identify ❑Yes❑No /A ❑Yes❑No /A ❑Yes❑No❑N/A All Re ortin Non-Com liance from SIU Sampling? 44. a. Was the POTW Notified by SIU (Within 24 Hours) of All Self- a.❑Yes❑NocWrA a.❑Yes❑No A a.❑Yes❑No❑N/A Monitoring Violations? b. Did Industry Resample and submit results to POTW Within 30 Days9 b.❑Yes❑Noei�1/A b.❑yes❑NoZtviA b.❑Yes❑No❑N/A c. If applicable, Did POTW resample within 30 days of becoming aware c.❑Yes❑Nopd/A c.❑YesallorSty/A c.❑Yes❑No❑N/A of SIU limit violations in the POTW's sampling of the SIU? 46. During the Most Recent Semi -Annual Period, Was the SIU in SNC? ❑Yes No ❑ Yes No ❑ Yes ❑ No 47. During the Most Recent Semi -Annual Period, Was Enforcement Taken OYesONoQRCA ❑Yes❑No /A ❑Yes❑No❑N/A as Specified in the POTW's ERP (NOVs, Penalties, timing, etc.)? 48. Does the File Contain Penalty Assessment Notices? ❑Yes❑No /A ❑Yes❑No /A ❑Yes❑No❑N/A ❑Yes❑No /A ❑Yes❑No /A ❑Yes❑No❑N/A 49. Does The File Contain Proof Of Penalty Collection? 50. a. Does the File Contain Any Current Enforcement Orders? a.❑Yes❑No / a.❑Yes❑NoR1 /A a.❑Yes❑No❑N/A b.❑YesONo❑N/A b. Is SILT in Compliance with Order? b.❑Yes❑NouW/A b.❑Yes❑NoLWjA 51. Did the POTW Representative Have Difficulty in Obtaining Any of This ❑ Yes No ❑ Yes No ❑ Yes ElNo Requested Information For You? An- J'vn lot! JAn- jrn air; NC DWQ Pretreatment Compliance Inspection (PCI) Form Updated 7/25/07 Page 2 FILE REVIEW COMMENTS: NI Main Program Permit Number 1. Industry Inspected: 2. Industry Address: 3. Type of Industry/Product: 4. Industry Contact: Phone: MM/DD/YY Inspec.Type 1 I I I 1 ij (DTIA) (TYPI) 5. Does the POTW Use the Division Model Inspecti=of or Equival, 6. Did the POTW Contact Conduct the Followin Industrial Comments: A. Initial Interview ❑ Y NO B. Plant Tour ES ❑ NO C. Pretreatment To ❑ YES ❑ NO D. Sampling ew ❑ YES ❑ NO E. Exit rview ❑ YES ❑ NO Industrial Ins on Comments: Fax: YES ❑ NO OVERALL SUMMARY AND COMMENTS: Comments:�4,j 1i4k fe,- ►VAII'' 4ern For P0111t11nt M041torinr, Requirements: Recommendations: Inspector Fac. NOD: ❑ YES E10 NOV: ❑ YES P NO QNCR: ❑ YES 81NO POTW Rating: / Satisfactory V Marginal Unsatisfactory PCI COMPLETED BY: i o��"t, DATE: 10/ 11 /1 / L2 I (FACC) NC DWQ Pretreatment Compliance Inspection (PCI) Form Updated 7/25/07 Page 3 / 14+4J NCDENR North Carolina Department of Environment and Natural Resources Beverly Eaves Perdue Governor Mr. Brad Corcoran, City Manager City of Eden 308 E. Stadium Drive Eden, North Carolina 27288 Dear Mr. Corcoran: Division of Water Quality Coleen H. Sullins Director October 24, 2011 N.C.Dept. of ENR OCT 3 12011 Winston-Salem Regional office Dee Freeman Secretary SUBJECT: City of Eden Northern Smith River and Dry Creek Sewer Improvements Approval of Addenda Nos. 1 Through 3 SRF Project No. 370458-04 Reference is made to Addenda Nos. 1 through 3, received October 6, 2011 and October 17, 2011 respectively, from the engineer for revisions to the subject project. The proposed addenda, as described in the attachments, have been reviewed by this office, and are hereby approved, and eligible for funding in accordance with the loan offer and conditions thereof. The approval of these addenda does not constitute any change in the amount of your loan for this project. It is the responsibility of the recipient and the consulting engineer to insure that the project plan documents are in compliance with Amended N.C.G.S. 133-3 (ratified July 13, 1993). The administrative review and approval of addenda do not imply approval of a restrictive specification for bidding purposes; nor is it an authorization for noncompetitive procurement actions. Adequate time must be allowed for the potential bidders and this office to receive and act on addenda prior to the receipt of bids for subject project. A copy of the approved addenda is attached for your files, and one (1) copy retained for our files. 1633 Mail Service Center, Raleigh, North Carolina 27699-1633 One Location: 2728 Capital Blvd. Raleigh, North Carolina 27604 NorthCarolina Phone: 919-733-69001 FAX: 919-715-62291 Customer Service:1-877-623-6748 Internet: ppor.nnity \ A rmafive rg Action �aturallry An Equal Opportunity \ Affirmative Action Employer Mr. Brad Corcoran, City Manager Page 2 October 24, 2011 Should you have any questions regarding this matter, please do not hesitate to contact Anita E. Reed, P.E., P.E. at (919) 715-6213. Sincerely, Seth Robertson, P.E., Supervisor Design Management Unit Construction Grants & Loans Section AR/sr Attachment cc: Mark W. Fisher, P.E., W.K. Dickson & Co., Inc., 720 Corporate Center Drive, Raleigh, 27607 DWQ Winston-Salem Regional Office Mark Hubbard, P.E. Michael Adamio SRF File PP NCDENR North Carolina Department of Environment and Natural Resources Division of Water Quality Beverly Eaves Perdue Coleen H. Sullins Governor Director 26 May 2011 City of Eden Attn: Mr. Brad Corcoran, City Manger 308 East Stadium Drive Eden, NC 27288 Subject: Compliance Evaluation Inspection NPDES Permit NCO025071 Mebane Bridge Wastewater Treatment Plant Rockingham County Dear Mr. Corcoran: Dee Freeman Secretary Mr. Mike Thomas of the Winston-Salem Regional Office of the North Carolina Division of Water Quality conducted a compliance evaluation inspection of the Mebane Bridge Wastewater Treatment Plant on 25 May 2011. The assistance and cooperation of the Operator in Responsible Charge (ORC) of the facility, Ms. Melinda Ward was greatly appreciated. Inspection findings are summarized below. The facility is located at 191 Mebane Bridge Road, in Eden, in Rockingham County. The permit authorizes the city to operate this 13.5 MGD plant, which consists of a flow meter, bar screens, grit separator, extended aeration basins, secondary clarifiers, chlorination facilities, de -chlorination, aerobic digestion, dissolved air flotation (DAF), sludge lagoons, and polymer addition. Wastewater produced at the facility is discharged to the Dan River, which is currently classified as WS-IV waters in the Roanoke River Basin. Site Review The facility was very clean at the time of inspection and appears to be well operated and managed. Mr. Thomas noted some minor corrosion on some of the older pieces of equipment. Ms. Ward indicated that staff was working on the problem and that funding has been requested to address the problem. Flows at the plant have been greatly reduced due to the loss of several large industries in the area. As a result the WWTP is functioning at approximately half capacity. The reduction in flow is allowing the City to take components offline for maintenance. At the time of inspection one aeration basin was offline for cleaning and maintenance as were two of the four clarifiers. The WWTP seems to be capable of meeting effluent limits under its current configuration. The addition of a sludge press and sludge holding tank was completed in January of 2010. As a result, the WWTP has taken the two sludge holding lagoons offline for maintenance. The sludge handling facility produces a high quality sludge cake that is land applied locally. North Carolina Division of Water Quality, Winston-Salem Regional Office Location: 585 Waughtown St. Winston-Salem, North Carolina 27107 Phone: 336-771-50001 FAX: 336-77146301 Customer Service:1-877-623-6748 Internet: www.ncwaterquality.org An Equal Opportunity 1 Affirmative Action Employer Nne orthCarolina VWUM AY City of Eden Compliance Evaluation Inspections NCO025071 5/26/2011 Page 2 Ms. Ward indicated to Mr. Thomas that there were components at the facility such as the additional bar screens downstream of the aeration basin and the chemical feed station that are no longer necessary due to the loss of industry mentioned above. Based on this, Ms. Ward said the City is contemplating making some minor equipment changes to the facility. Any possible equipment changes and the new sludge handling facility will need to be added to the permit at the time of renewal. Documentation Review Mr. Thomas evaluated laboratory data during the inspection. Operation logs were reviewed and found to meet all requirements. Comparison of available lab reports and field monitoring data with discharge monitoring reports (DMR) showed no concerns or errors. Chain of custody records were available and complete. The visitation and operation/maintenance logs were reviewed and found to be complete and current. The City of Eden has a current field laboratory certification for dissolved oxygen, pH, temperature, residual solids and total suspended solids. All other required lab testing for the facility is conducted by Pace Analytical. The facility operates 24 hours a day 7 days a week. The assigned Operator in Responsible Charge, Ms. Ward, as well as, the other operators has the appropriate, current certifications to operate the facility. We appreciate your efforts to effectively operate and maintain this treatment system. No additional response to this letter is required. If you have questions regarding the inspection or this letter, please do not hesitate to contact Mr. Thomas or me at (336) 771-5000. Sincer ly, W. Corey Basinger Regional Supervisor Surface Water Protection Winston-Salem Region Attachments: 1. BIMS Inspection Report Cc: WSRO — SWP w/ atch Central Files w/ atch NPDES West Unit United States Environmental Protection Agency Form Approved. EPA Washington, D.C. 20460 OMB No. 2040-0057 Water Compliance Inspection Report Approval expires 8-31-98 Section A: National Data System Coding (i.e., PCS) Transaction Code NPDES yr/mo/day Inspection Type Inspector Fac Type 1 IN 2 151 3I NCO025071 111 121 11/05/25 117 181 r1 19I SI 201 I I-J LJ Remarks 21111111111111111111111111111111111111111111111116 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA --Reserved 671 1 69 70 U 711U 721 N I 73 Iw ' 174 751 I I I I I LBO Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also indude Entry Time/Date Permit Effective Date POTW name and NPDES permit Number) 09:30 AM 11/05/25 10/05/01 Mebane Bridge WWTP Exit Time/Date Permit Expiration Date 191 Mebane Bridge Rd Eden NC 27288 11:00 AM 11/05/25 12/04/30 Name(s) of Onsite Representative(s)rritles(s)/Phone and Fax Number(s) Other Facility Data Melinda Sessoms Ward/ORC/336-627-1009/ Name, Address of Responsible Officialffitle/Phone and Fax Number Dennis Asbury, PO Box 70 Eden NC Contacted 272890070/Superintendent/336-627-2110/3366233933 No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit Flow Measurement Operations & Maintenance Records/Reports Self -Monitoring Program Sludge Handling Disposal Facility Site Review Effluent/Receiving Waters Laboratory Section D: Summary of Finding/Comments Attach additional sheets of narrative and checklists as necessary) (See attachment summary) Name(s) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date Michael S Thomas WSRO WQ/// Signatu of Mana ment Q A Reviewer Agency/Office/Phone and Fax Numbersp� Date nar EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page # 1 NPDES yr/mo/day Inspection Type i 3I NC00250 I11 12I 11/05/25 117 18' ' Section D: Summary of Finding/Comments (Attach additional lssheets of narrative and checklists as necessary) Page # 2 Permit: NCO025071 Owner - Facility: Mebane Bridge VWVTP Inspection Date: 05/25/2011 Inspection Type: Compliance Evaluation Permit Yes No NA NE (If the present permit expires in 6 months or less). Has the permittee submitted a new application? ❑ ■ ❑ ❑ Is the facility as described in the permit? ❑ ■ ❑ ❑ # Are there any special conditions for the permit? ❑ ■ ❑ ❑ Is access to the plant site restricted to the general public? ■ Cl ❑ ❑ Is the inspector granted access to all areas for inspection? ■ ❑ ❑ ❑ Comment: Permit expires in April 2012. Ms. Ward is already working on the permit renewal. The sludge handling facility will need to be added to the facility description at the time of renewal. Record Keeping Are records kept and maintained as required by the permit? Is all required information readily available, complete and current? Are all records maintained for 3 years (lab. reg. required 5 years)? Are analytical results consistent with data reported on DMRs? Is the chain -of -custody complete? Dates, times and location of sampling Name of individual performing the sampling Results of analysis and calibration Dates of analysis Name of person performing analyses Transported COCs Are DMRs complete: do they include all permit parameters? Has the facility submitted its annual compliance report to users and DWQ? (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified operator on each shift? Is the ORC visitation log available and current? Is the ORC certified at grade equal to or higher than the facility classification? Is the backup operator certified at one grade less or greater than the facility classification? Is a copy of the current NPDES permit available on site? Facility has copy of previous year's Annual Report on file for review? Comment: Effluent Pipe Yes No NA NE Page # 3 Permit: NC0025071 Owner - Facility: Mebane Bridge VWVrP Inspection Date: 05/25/2011 Inspection Type: Compliance Evaluation Effluent Pipe Yes No NA NE Is right of way to the outfall properly maintained? E 0 0 Are the receiving water free of foam other than trace amounts and other debris? ■ 0 Q C If effluent (diffuser pipes are required) are they operating properly? ❑ ❑ ■ ❑ Comment: Flow Measurement - Influent Yes No NA NE # Is flow meter used for reporting? 0 Cl n n Is flow meter calibrated annually? ❑ E n n Is the flow meter operational? N 0 n Q (If units are separated) Does the chart recorder match the flow meter? n n n Comment: Flow meter is calibrated quarterly. Flow Measurement - Effluent Yes No NA NE # Is flow meter used for reporting? 0 0 0 n Is flow meter calibrated annually? ❑ E O Q Is the flow meter operational? E n n n (If units are separated) Does the chart recorder match the flow meter? n n n 0 Comment: Meter is calibrated quarterly. Bar Screens Yes No NA NE Type of bar screen a. Manual O b.Mechanical Are the bars adequately screening debris? ❑ Q 0 Is the screen free of excessive debris? 0 ❑ Q Is disposal of screening in compliance? E Q O Q E n n n Is the unit in good condition? Comment: Screenings are collected in waste bins and stored onsite in the old drying beds. The material is then sent to landfill. Yes No NA NE Type of grit removal a. Manual n b.Mechanical Page # 4 Permit: NCO025071 Inspection Date: 05/25/2011 Is the grit free of excessive organic matter? Is the grit free of excessive odor? Owner - Facility: Mebane Bridge WWTP Inspection Type: Compliance Evaluation # Is disposal of grit in compliance? Comment: Grit is collected in bins and stored onsite in the old drying beds. The material is then sent to landfill. Aeration Basins Mode of operation Type of aeration system Is the basin free of dead spots? Are surface aerators and mixers operational? Are the diffusers operational? Is the foam the proper color for the treatment process? Does the foam cover less than 25% of the basin's surface? Is the DO level acceptable? Is the DO level acceptable?(1.0 to 3.0 mg/1) Comment: At the time of inspection one basin was ofFline for cleaning and maintenance. Secondary Clarifier Is the clarifier free of black and odorous wastewater? Is the site free of excessive buildup of solids in center well of circular clarifier? Are weirs level? Is the site free of weir blockage? Is the site free of evidence of short-circuiting? Is scum removal adequate? Is the site free of excessive floating sludge? Is the drive unit operational? Is the return rate acceptable (low turbulence)? Is the overflow Gear of excessive solids/pin floc? Is the sludge blanket level acceptable? (Approximately % of the sidewall depth) Comment: Yes No NA NE ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■nnn Yes No NA NE Ext. Air Surface Yes No NA NE ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■ ❑ ❑ ❑ ■nnn ■ ❑ ❑ ❑ ■nnn ■ ❑ ❑ ❑ ■ n n n ■❑❑0 Page # 5 "N4 Permit: NCO025071 Owner - Facility: Mebane Bridge VVWTP Inspection Date: 05/25/2011 Inspection Type: Compliance Evaluation Yes No NA NE Pumps-RAS-WAS Are pumps in place? ■ O 0 0 Are pumps operational? ■ ❑ 0 13 Are there adequate spare parts and supplies on site? ■ Q ❑ O Comment: Disinfection -Gas Yes No NA NE Are cylinders secured adequately? ■ O Q ❑ Are cylinders protected from direct sunlight? ■ ❑ Q ❑ Is there adequate reserve supply of disinfectant? ■ ❑ Q Q Is the level of chlorine residual acceptable? Q O 0 ■ Is the contact chamber free of growth, or sludge buildup? ■ Q Q Is there chlorine residual prior to de -chlorination? Q Q ❑ ■ Does the Stationary Source have more than 2500 Ibs of Chlorine (CAS No. 7782-50-5)? O n ❑ ■ If yes, then is there a Risk Management Plan on site? ■ ❑ O Q If yes, then what is the EPA twelve digit ID Number? (1000- -__-) If yes, then when was the RMP last updated? Comment: Yes No NA NE De -chlorination Liquid Type of system ? Is the feed ratio proportional to chlorine amount (1 to 1)? 0 ❑ ❑ ■ ❑ ❑ ■ O Is storage appropriate for cylinders? # Is de -chlorination substance stored away from chlorine containers? ■ ❑ ❑ Q Comment: ❑ ❑ ■ 0 Are the tablets the proper size and type? 01100 Are tablet de -chlorinators operational? Number of tubes in use? Comment: Yes No NA NE Aerobic Digester ■❑n0 Is the capacity adequate? ■000 Is the mixing adequate? Is the site free of excessive foaming in the tank? ■ Q 0 Q Page # 6 Permit: NC0025071 Owner - Facility: Mebane Bridge VVWTP Inspection Date: 05/25/2011 Inspection Type: Compliance Evaluation Aerobic Digester Yes No NA NE # Is the odor acceptable? ■ 0 O # Is tankage available for properly waste sludge? ■ ❑ n 0 Comment: Solids Handling Equipment Yes No NA NE Is the equipment operational? ■ n n n Is the chemical feed equipment operational? ■ Cl ❑ Is storage adequate? ■ ❑ n Q Is the site free of high level of solids in filtrate from filter presses or vacuum filters? ■ n Cl ❑ Is the site free of sludge buildup on belts and/or rollers of filter press? ■ n ❑ n Is the site free of excessive moisture in belt filter press sludge cake? ■ n Q n The facility has an approved sludge management plan? n n Q ■ Comment: Chemical Feed Yes No NA NE Is containment adequate? ■ Q ❑ Is storage adequate? ■ n n n Are backup pumps available? ■ Q ❑ Is the site free of excessive leaking? ■ ❑ ❑ ❑ Comment: Not adding chemicals at this time. Drying Beds Yes No NA NE Is there adequate drying bed space? n n ■ n Is the sludge distribution on drying beds appropriate? 0 ❑ E Q Are the drying beds free of vegetation? n ❑ ■ ❑ # Is the site free of dry sludge remaining in beds? n n ■ Is the site free of stockpiled sludge? n ❑ ■ n Is the filtrate from sludge drying beds returned to the front of the plant? Q Q ■ n # Is the sludge disposed of through county landfill? n ❑ ■ n # Is the sludge land applied? n n ■ n (Vacuum filters) Is polymer mixing adequate? n n ■ n Comment: Drying beds are offline at this time and are being used as a storage site for collected screenings and grit until sent to landfill. Page # 7 Permit: NCO025071 Owner - Facility: Mebane Bridge VWVFP Inspection Date: 05/25/2011 Inspection Type: Compliance Evaluation Lagoon s Yes No NA NE Type of lagoons? Facultative # Number of lagoons in operation at time of visit? 2 Are lagoons operated in? Parallel # Is a re -circulation line present? 00 ❑ 0 Is lagoon free of excessive floating materials? N O O Q # Are baffles between ponds or effluent baffles adjustable? 0 0 a 0 Are dike slopes clear of woody vegetation? 0 ❑ ❑ Q Are weeds controlled around the edge of the lagoon? s ❑ 0 ❑ Are dikes free of seepage? 0 ❑ ❑ Q Are dikes free of erosion? E Q 0 Q Are dikes free of burrowing animals? 0 ❑ ❑ # Has the sludge blanket in the lagoon (s) been measured periodically in multiple locations? Q 0 0 E # If excessive algae is present, has barley straw been used to help control the growth? O Q 0 Is the lagoon surface free of weeds? ❑ 0 Q Is the lagoon free of short circuiting? Q 0 O Comment: Both lagoons are offline at the present. Sludge is now sent to a holding tank to be pressed. Operations & Maintenance Yes No NA NE Is the plant generally dean with acceptable housekeeping? 00 ❑ 0 Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable Solids, pH, DO, Sludge Q ❑ ■ ❑ Judge, and other that are applicable? Comment: Influent Sampling Yes No NA NE # Is composite sampling flow proportional? 00 00 Is sample collected above side streams? 0 0 Is proper volume_ collected? Q ❑ O Is the tubing clean? Q Q Q # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? E Q 0 0 Is sampling performed according to the permit? 0 ❑ O Q Comment: See inspection report. Effluent Sampling Yes No NA NE Page # 8 Permit: NCO025071 Inspection Date: 05/25/2011 Effluent Sampling Is composite sampling flow proportional? Is sample collected below all treatment units? Is proper volume collected? Is the tubing clean? Owner - Facility: Mebane Bridge WVVrP Inspection Type: Compliance Evaluation # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? Is the facility sampling performed as required by the permit (frequency, sampling type representative)? Comment: See inspection report. 0 E 0 0 ■000l ■000l ■ ❑ 0 0 ■ n n p ■000 Upstream 1 Downstream Sampling Yes No NA NE Is the facility sampling performed as required by the permit (frequency, sampling type, and sampling location)? ■ ❑ ❑ 0 Comment: Page # 9 s 02-09-2009 05:32PM FROM-Censtruction Grants And Loans 9107156229 T-012 P.005/005 F-35T City of Eden t Mebane Bridge Road WWTP Biosolids Dewatering Facility f r� �.c_ vi Phase 2 -- Process, Plumbing, Mechanical and Electrical Package A To C No. 025071A03 4 ; Issued February 6, 2009 Engineer's Certification s; M�;; i I, TiLE:fZ Q. P ► 4 yF► lrt_ as a duly registered Professional Engineer in the State of North Carolina, having been authorized to observe (periodically/weekly/Full time) the construction of the Phase 2, Biosolids Dewatering Facility (Process, Plumbing, Mechanical, and Electrical Package) at the Mebane Bridge Road WWTP, located at 204 Mebane Bridge Road, south of Eden in Rockingham County for the City of Eden, hereby state that, to the best of my abilities, due dare and diligence was used in the observation of the following construction: A biosoiids dewatering facility consisting of a 50,000 gallon bolted -steel sludge storage tank; a 28-foot by 46-foot dewatering building which houses a 350 gpm sludge feed pump, a 2 meter sludge belt filter press rated at 2,000 poundsAtour, polymer feed system, and washwater pump; sludge conveyer; a 14,800 ft2 dewatering sludge storage shelter; associated site work and yard piping, in conformity with the project plans, specifications, and other supporting data subsequently tiled and approved by the Department of Environment and Natural Resources. I certify that the construction of the above referenced project was observed to be built within substantial compliance and intent of the approved plans and specifications. We understand that the Biosolids Dewatering Facility may NOT be operated until both the Phase 1 (Site Work and Foundation Package, A to C No. 025071A02) .Engineer Certification and this Engineer Certification have been completed. -'1 Signature Registration No. a2S6f Date IA110 2oG01 Send to: Construction Grants & Loans DENR/DWQ 1633 Mail Service Center Raleigh, NC 27699-1633 CMO A .� S i•`�' 1 = 's 22 i t�•1�� a • �j vtill`dGV ��� ��ieaaa a•teaa�.. ppppppp- July 29, 2010 NPDES Unit Division of Water Quality Water Quality Section 1617 Mail Service Center Raleigh, NC 27699-1617 Gentlemen - 14' i L ECEN".3 D„_, 13 2010 st(, icn SUBJECT: Annual Pollutant Analyses NPDES Permit #NC0025071 ELC SEP 8 2010 Per the requirements of the subject NPDES permit, please find enclosed a copy of the monitoring information for the annual pollutant analyses. Please contact me at 336-627-1009, Ext 130 if there are any questions regarding this information. Sincerely D � Melinda Ward Wastewater Superintendent Enclosure RECEIVED N.C. Dspt. of ENR SEP 13 2010 Winstm uem L Res► bffk. W� AUG - 3 2010 P0. Biel ''t • Filch, NC 2-289--111170 . (336) 627-1009 • Fa, (336) 627 9968 )(1 13a Pppp- PPem Outfll No. NCO025071 001 Annual Monitoring and Pollutant Scan Month June Year 2010 Facility Name Mebane Bridge WWTP ORC Melinda Ward Date of sampling June 8, 2010 Phone 336-627-1009 EXT. 130 Analytical Laboratory Pace Anlytical and Mebane Bridge WWTP Lab Parameter Sample Type Analytical Method Quantitation Level Sample Result Units of Measurement Number of soma les Ammonia as N Composite EPA350.1 0.1 <0.10 1 1 Dissolved oxygen Composite 4500-OG 0.1 6.86 1 1 Nitrate Nitrite Composite E353.2 0.1 0.36 Mg/1 1 Total K'eldahl nitrogen Composite E351.2 0.5 1.1 1 1 Total Phosphorus Composite E365.1 0.1 0.1$ 1 1 Total dissolved solids Composite SM2540C 25 178 1 1 Hardness Composite SM2340B 0.65 61.7 1 1 Chlorine total residual, TRC Grab 4500-CLG 10 < 10 u 1 1 Oil and grease Grab 1664-A 5 <5 1 1 Nitrate Nitrite, TKN, & Total Phosphorus were sampled on June 2, 2010 Metals total recoverable de and total phenols Antimony Composite E200.7 0.005 <0.005 mg/1 1 Arsenic Composite E200.7 0.005 <0.005 1 1 Beryllium Composite E200.7 0.001 <0.001 mg/1 1 Cadmium Composite E200.7 0.001 <0.001 1 1 Chromium Composite E200.7 0.005 <0.005 mg/1 1 Copper Composite E200.7 0.005 0.0089 l 1 Lead Composite E200.7 0.005 <0.005 1 1 Mercury Com osite E245.1 0.2 <0.2 u 1 1 Nickel Composite E200.7 0.005 <0.005 1 1 Selenium Composite E200.7 0.01 <0.010 mg/1 1 Silver Composite E200.7 0.005 <0.005 mg 1 1 Thallium Composite E200.7 0.01 <0.010 1 1 Zinc Composite E200.7 0.01 0.049 1 1 Cyanide Grab SM450OCN-E 0.005 <0.005 1 Total phenolic compounds Grab E420.4 0.01 <0.01 1 4-1 1 Volatile organic compounds Acrolein Grab E624 100 < 100 u 1 1 Acrylonitrile Grab E624 100 < 100 u 1 1 Benzene Grab E624 5 <5 u 1 1 Bromoform Grab E624 5 <5 u 1 1 Carbon tetrachloride Grab E624 5 <5 Ug 1 1 Chlorobenzene Grab E624 5 <5 u 1 1 Chlorodibromomethane Grab E624 5 <5 u 1 1 Chloroethane Grab E624 10 < 10 u 1 1 2-chloroeth lvin 1 ether Grab E624 10 < 10 u 1 1 Chloroform Grab E624 5 15.6 u 1 1 Dichlorobromomethane Grab E624 5 8.1 u 1 1 1,1-dichloroethane Grab E624 5 <5 u 1 1 1,2-dichloroethane Grab E624 5 <5 u 1 1 Trans- l,2-dichloroeth lene Grab E624 5 <5 u 1 1 Parameter Sampleon Method Level p Result is o Measuremaent o Volatile otganic compounds Cont. 1,1-dichloroeth lene Grab E624 5 <5 u 1 1 1,2-dichloro ro ane Grab E624 5 <5 u 1 1 1,3-dichloropropylene Grab E624 5 <5 u 1 1 Eth lbenzene Grab E624 5 <5 u 1 1 r vrui - L ivt n- FFA- i rage 1 rermip�tNo. NCO025071 ll 001 Annual Monitoring and Pollutant Scan Month June Year 2010 Methyl bromide Grab E624 10 < 10 u 1 1 Methyl chloride Grab E624 5 <5 u 1 1 Methylene, chloride Grab E624 5 <5 u 1 1 1,1,2,2-tetrachloroethane Grab E624 5 <5 u 1 1 Tetrachloroeth lene Grab E624 5 <5 u 1 1 Toluene Grab E624 5 <5 u 1 1 1, 1, 1 -trichloroethane Grab E624 5 <5 u 1 1 1,1,2-trichloroethane Grab E624 5 <5 u 1 1 Trichloroeth lene Grab E624 5 <5 u 1 1 Vinyl chloride Grab E624 5 <5 u l 1 Acid-aateact ,I; L mxapounds P-chloro-m-creso Composite E625 5 <5 u 1 1 2-chloro henol Composite E625 5 <5 u 1 1 2 4-dichloro henol Composite E625 5 <5 u l 1 2,4-dimeth 1 henol Composite E625 10 <10 u 1 1 4,6-dinitro-o-cresol Composite E625 20 <20 u 1 1 2,4-dinitro henol Composite E625 50 <50 u 1 1 2-nitrophenol Composite E625 5 <5 u l 1 4-nitrophenol Composite E625 50 <50 u 1 1 Pentachloro henol Composite E625 25 <25 u 1 1 Phenol Composite E625 5 <5 u 1 1 2,4,6-trichloro henol Composite E625 10 <10 u 1 1 Base -neutral compounds Acena hthene Composite E625 5 <5 u 1 1 Acena hth lene Composite E625 5 <5 u 1 1 Anthracene Composite E625 5 <5 u 1 1 Benzidine Composite E625 50 <50 u 1 1 Benzo a anthracene Composite E625 5 <5 u l 1 Benzo a ene Composite E625 5 <5 u l 1 3,4 benzofluoranthene Composite E625 5 <5 1 1 Benzo i lene Composite E625 5 <5 u l 1 Benzo k fluoranthene Composite E625 5 <5 u l 1 Bis 2-chloroetho methane Composite E625 10 <10 u 1 1 Bis 2-chloroeth 1 ether Composite E625 5 <5 u l 1 Bis 2-chloroiso ro 1 ether Composite E625 5 <5 u l 1 Bis 2-eth lh 1phthalate Composite E625 5 <5 u l 1 4-bromo hen 1 phenyl ether Composite E625 5 <5 u 1 1 Butyl benzyl phthalate Composite E625 5 <5 u l 1 2-chlorona hthalene Composite E625 5 <5 u 1 1 4-chloro hen 1 phenyl ether Composite E625 5 <5 u l 1 Parameter Sample Analytical Method Level Sample Resnk Vans of Measummeat Itpmbw of =wa les Base-nm tfal compounds coat. Chrysene Composite E625 5 <5 u 1 1 Di-n-butyl phthalate, Composite E625 5 <5 u l 1 Di-n-octyl phthalate, Composite E625 5 <5 u l 1 Dibenzo a,h anthracene Composite E625 5 <5 u 1 1 1,2-dichlorobenzene Grab E624 5 <5 1 1 1,3-dichlorobenzene Grab E624 5 <5 u 1 1 1,4-dichlorobenzene Grab E624 5 <5 u 1 1 3,3-dichlorobenzidine Composite E625 25 <25 u 1 1 Diethyl phthalate Composite E625 5 <5 u l 1 Dimeth 1 phthalate Composite E625 5 <5 u l 1 2,4-dinitrotoluene Composite E625 . 5 <5 u 1 1 2,6-dinitrotoluene Composite E625 5 <5 u 1 1 L lvxi\- 1 1 !l-1 rage z rppp- ermi,�t. NC0025071 nl Annual Monitoring and Pollutant Scan Month June Year 2010 1 2-di hen lh drazine Composite E625 5 <5 u l 1 Fluoranthene Composite E625 5 <5 u 1 1 Fluorene Composite E625 5 <5 u 1 1 Hexachlorobenzene Composite E625 5 <5 u 1 1 Hexachlorobutadiene Composite E625 5 <5 u 1 1 Hexachloroc clo- entadiene Composite E625 10 < 10 1 1 Hexachloroethane Composite E625 5 <5 1 1 Indeno 1,2,3-cd ene Composite E625 5 <5 1 1 Iso horone Composite E625 10 < 10 u 1 1 Naphthalene Composite E625 5 <5 u 1 1 Nitrobenzene Composite E625 5 <5 u 1 1 N-nitrosodi-n-propylamine Composite E625 5 <5 u l 1 N-nitrosodimeth lamine Composite E625 5 <5 1 1 N-nitrosodi hen lamine Composite E625 10 < 10 1 1 Phenanthrene Composite E625 5 <5 1 1 rene Composite E625 5 <5 u 1 1 1,2,4,-trichlorobenzene Composite E625 5 <5 u 1 1 I certify under penalty of law that this document and all attachments were prepared under my direction and supervision in accordance with a system to design to assure that qualified perdonnel properly gather and evaluat the information submitted. Based on my inquiry of the person or persons that manage the system, or those persons directly responsibel for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violations. n Date Form - DMR- PPA-1 Page 3 Project: Pace Project No. Sample: MB Eff �g e cat Krbw W W Testi 06/02/10 927OW PaceAnalytical Services, Inc. 370 West Meadow Road Eden, NC 27288 (336)623-8921 ANALYTICAL RESULTS Lab ID: 9270683001 Colleted: 0610211010:02 Received: 06/02/1010:35 Matrix: Water Parameters Results Units Report Lind DF Prepared Analyzed CAS No. Qual MBIO 9222D Fecal Coliform qDN Analytical Method: SM 9222D Fecal Colifonns / 5.0 CFU/100 mL 1.0 1 06AM10 14:43 u1 Sample: MBEff L.abID: 9270583002 Colliectled: 06102h009:02 Received: OSW1010:35 Matra: Water Parameters Results Units Report Limit DF Prepared Analyzed CAS No. Qual 5210B BOD, 5 day EDN Analytical Method: SM 5210B BOD, 5 day ✓ 2.6 mg/L 2.0 1 06/0211015:29 06/07/1013:43 200.7 MET ICP Analytical Method: EPA200.7 Preparation Method: EPA200.7 Copper 0.012 mg/L 0.0050 1 06KWIO 12:00 06KO10 20:51 7440-50-8 Total Nitrogen Calculation Analytical Method: 40CFR PART 503 Nitrogen 1.5 mg/L 0.60 1 06/09/1010:46 7727-37-9 351.2 Total Kjeldahl Nitrogen; Analytical Method: EPA3512 Nitrogen, Kjeldahl, Total J 1.1 mg& 0.50 1 06/07/10 12:39 7727-37-9 353.2 Nitrogen, NO2/NO3 prey. Analytical Method: EPA3532 Nitrogen, NO2 plus NO3 0.36 mg/L 0.10 1 061CW1012:07 365.1 Phosphorus, Total Analytical Method: EPA365.1 Phosphorus J 0.18 mg/L 0.10 1 06/06/1015:11 7723-14-0 Sample: MB Inf Lab ID: 9270583003 Collected: 06/02/1008.12 Received: 06J02f101035 Matra: Water Parameters 5210E BOD, 5 day EDN BOD, 5 day 350.1 Ammonia Nitrogen, Ammonia Sample: Upstream Parameters 2120E Color ADMI Color, ADMI Adjusted Color, ADMI pH Date: 06/11/2010 01:19 PM Results Units Report Limit DF Prepared Analyzed CAS No. Qual Analytical Method: SM 5210B ) 177 mg/L 2.0 1 06/02/1015:29 06107/1013:43 AnaTl Method: EPA350.1 12.0 mg/L 1.0 10 06/10/10 10:15 7664-41-7 Lab ID: 9270583004 Collected: O6MIO 07:12 Received: 06WJ1010-35 Matra: Water Results Units Report Limit DF Prepared Analyzed CAS No. Qual Analytical Method: SM 2120E CoiorADMI ND units 25.0 1 06A 311012:52 / ND units 25.0 1 0610311012:52 6.7 units 1.0 1 061=1012:52 REPORT OF LABORATORY ANALYSIS This report shall not he reproduced, except in fui, wfthout the written consent of Pace Analytical Services, Inc.. Page 4 of 14 lrace7Ana�ytical Pace Analytical Services, Inc. e 370 West Meadow Road = Eden, NC 27288 wwwpacela6scom (336)623-8921 ANALYTICAL RESULTS Project: MB WW' sting WAM/10 Pace Project No.: 9270955 Sample: MB Aeration South Lab ID: 9270955003 Collected: 06AW10 0&31 Received: 069MI0 09:35 Matrix: Water Parameters Results Units Report Umilt OF Prepared Analyzed CAS No. Qual 200.7 MET ICP Analytical Method: EPA 200.7 Preparation Method: EPA2W.7 Selenium NO moll. 0,010 1 06111/1015.15 06/16/10 20:34 7782-49-2 245.1 Mercury Analytical Method: EPA245.1 Preparation Method: EPA245.1 Mercury 2.2 ug/L 0.20 1 06=1009:40 06=1013:18 7439-97-6 450OCNE Cyanide, Total Analytical Method: SM 45OD4CN-E Cyanide 0.0075 mg/L 0.0050 1 0612011013:45 57-12-6 R1 Sample: MB Inf Lab ID: 9270955004 Collected: 06I09/1011:17 Received: 06/06/1011:20 Matrix: Water Parameters Results Urals Report Limit OF Prepared Analyzed CAS No. Qual HEM, Oil and Grease Analytical Method: EPA 1664A Oil and Grease NO mg/L 5.0 1 06/16/1010:55 Sample: MB Eff ' lab ID: 9270955005 Cosected: 06/08/10 08:59 Received: 06/=10 09-35 Matrix: Water Parameters Results Units Report Urnit OF Prepared Analyzed CAS No. Qual 6210B BOD, 5 day EDN Analytical Method: SM 5210B BOD, 5 day 14 2.6 mg& 2.0 1 06I09/1016:20 06114/1016:22 200.7 MET ICP Analytical Method_ EPA 200.7 Preparation Method: EPA 200.7 Antimony NO mg/L 0.0050 1 06/15/1012:00 06/17/10 01:48 7440-36-0 Arsenic J � NO mg/L 0.0050 1 06/15J1012:00 06/17/1001:48 7440-38-2 Beryllium IND mg/L 0.0D10 1 06/1511012..00 06/17/1001:48 7440-41-7 Cadmium NO mg/L 0.0010 1 06/15/10 12:00 06/17/10 01:48 7440-43-9 Calcium ! J 16.7 mg/L 0.10 1 06/15/1012:00 06/17/10 01:48 7440-70-2 Chromium NO mg/L 0.0050 1 06/15MO 12.00 06/17/10 01:48 7440-47 3 Copper f 9 0089 mg/L 0.005D 1 06/15/1012.00 06/17/10 01:48 7440-50-8 Lead J J NO mg/L 0.0050 1 06115✓1012:00 08/17/10 01:48 7439-92-1 Magnesium 4.9 rrglL 0.10 1 06/15MO 12:00 06/17/10 01:48 7439-95.4 Molybdenum J NO mg/L 0.0050 1 06/15/1012:00 06/17/10 01:48 7439-98-7 Nickel f J NO mg/L 0.005D 1 06/15/1012:00 06/17/10 01:48 7440-02-0 Silver J NO mg/L 0.0050 1 06/15/1012:00 06M7/1001:48 7440-22-4 Zinc 10.049 mg/L 0.010 1 06/15/1012..00 06/17/10 01:48 7440-66-6 Thallium ,� NO mg/L 0.010 1 =115MO 12:00 06/17/1001:48 7440-28-0 Selenium J NO mg/L 0.010 1 06/15/1012:00 06/17/10 01:48 7782-49-2 2340B Hardness, Total (Ca .) Analytical Method: SM 2340B Calcium 16700 ug/L 100 1 06/17/1001:48 7440-70-2 Magnesium 4850 ug/L 100 1 06/17/10 01:48 7439-95-4 Total Hardness ,� 61.7 mg/L 0.65 1 06/17/10 01:48 Date: 06/23/2010 04:07 PM REPORT OF LABORATORY ANALYSIS Page 5 of 31 This report shalt not be reproduced, except in full, without the written consent of Pace Analytical Services, Inc.. 21 �g • Lcom Project: MBWWTe Pace Project No.: 9270955 Sample: MB Eff Parameters 245.1 Mercury ,1 Mercury 2540C Total Dissolved Solids Total Dissolved Solids >/ 350.1 Ammonia Nitrogen, Ammonia` Sample: MB Eff Parameters MBIO 9222D Fecal Colitorm E Fecal Coliforms 624 Volatile Organics Chloromethane - Vinyl chloride Bromomethane.�, Chloroethane..r- Trichlorofluoromethane Methylene Chloride.- 1,1-Dichloroethene trans-1,2-Dichloroethene - 1,1-Dichloroethane cis-1,2-Dichloroethene Chloroform 1,1,1-Trichloroethane _ Carbon tetrachloride - Benzene,/ 1,2-Dichloroethane Trichloroethene 1,2-Dichloropropane �. Bromodichloromethane a... trans-1,3-Dichloropropene- Toluene cis-1,3-Dichloropropene- 1,1,2-Trichloroethane - Tetrachloroethene- Dibromochloromethane -+ Chlorobenzene . Ethylbenzene..+ Bromoform- 1,1,2,2-Tetrachloroethane - 1,3-Dichloroberizene _,= Date: 06/23/2010 04:07 PM ANALYTICAL RESULTS 06MID Pace Analytical Services, Inc. 370 West Meadow Road Eden, NC 27288 (336)623-8921 Lab ID: 9270955005 Collected_ 06AM1008-59 Received: UA"1u uaso mauu. •wa Results Units Report Limit OF Prepared Analyzed CAS No. Q_ u ll Analytical Method: EPA245.1 Preparation Method: EPA245-1 NO ug/L 0.20 1 W22110 09:40 06rMIO 13:38 7439-97-6 Analytical Method: SM 2540C 178 mg/L 25.0 1 06/10/1017:52 Analytical Method: EPA350.1 NO mg/L 0.10 1 06122/10 00:06 7664-41-7 Lab ID: 9770955006 Collected: 06d08/1008:55 Received: 06f06IOOW35 Matrix: Water Rest Units Report Limit OF Prepared Analyzed CAS No. Qual ON Analytical Method: SM 9222D 12.0 CFU/100 mL 1.0 1 06/06/1014:04 u1 Analytical Method: EPA624 AD ug/L 5.0 1 06115/1016:26 74-873 ` NO ugA- 5.0 1 06/15/1016:26 75-01-4 T, NO UgIL 10.0 1 0611511016:26 74-83-9 AND ugAL 10.0 1 06/15/1016:26 75-003 NO ug/L 10.0 1 OW15/1016:26 75-69-4 -ND ug/L 5.0 1 06/15/10 16:26 75-09-2 ,,ND � 5.0 1 0611511016:26 75-35-4 AND ug/L 5.0 1 0611511016:26 156-605 NO ug/L 5.0 1 06115/1016:26 75-34-3 NO ug/L 5.0 1 06115✓1016:26 156-59-2 f 15.6 ug/L 5.0 1 0611511016:26 67-66-3 -ND ug/L 5.0 1 0611511016:26 71-55-6 /NO uS& 5.0 1 06/15/1016:26 56-23-5 / NO ug/L 5.0 1 06/15/1016:26 71-432 / ND ug/L 5.0 1 06115/1016:26 1074)6-2 i NO ug/L 5.0 1 06/15/10 16:26 79-01-6 NO ug/L 5.0 1 06/15/10 16:26 78-87-5 8.1 uglL 5.0 1 06115/1016:26 75-27-4 ug/L 5.0 1 06(15/1016:26 10061-025 ,/ND -NO ug[L 50 1 06M5/1016.26 108-883 ./NO ug/L 5.0 1 06/15/1016:26 10061-01-5 _ NO ugAL 5.0 1 06/15/1016:26 79-00-5 IND ug/L 5.0 1 06115/1016:26 127-18-4 6/ND uDn- 5.0 1 06115/1016:26 12448-1 4ND ug/L 5.0 1 06/15/1016:26 108-90-7 .AND ug/L 5.0 1 06115/1016:26 100-41-4 f NO ug/L 5.0 1 0611511016:26 75-25-2 - NO ug/L 5.0 1 0611511016:26 79-34-5 - NO ug/L -T. 5.0 1 06/15/1016:26 541-73-1 REPORT OF LABORATORY ANALYSIS Page 6 of 31 This report shall not be reproduced, except in full, without the written consent of Pace Analytical Services, Inc.. i Pam Analytical Services, Inc. aceAna/ytica! 370 West Meadow Road wwwpacelabscom Eden, NC 27288 (336)623-8921 ANALYTICAL RESULTS Project: MB VWV Testing OB/08110 Pace Project No.: 92 Sample: MB Eff Lab ID: 9270955006 Collected: 0%W10 08-55 Received: 06108/10 09-35 Matrix: Water Parameters Results Units Report lick OF Prepared Analyzed CAS No. Qual 624 Volatile Organics Analytical Method: EPA624 1,4-Dichlorobenzene -- NO ug/L — 5.0 1 06✓15/1016:26 106-46-7 1,2-Dichlorobenzene — NO ug/L 5.0 1 06115/1016:26 95-50-1 jAcrolein I% NO ug/L J 100 1 06115/1016-.26 107-02-8 Acrylonitrile NO ug/L 100 1 06/15/1016:26 107-13-1 2-Chloroethyivinyl ether.wo,t. .AND ug/L 10.0 1 06/15/1016:26 110-75-8 Dibromofluoromethane (S) 109 % 88-113 1 06/15/10 16:26 1868-53-7 4-Bromofluorobenzene (S) 95 % 86-111 1 06/15/10 16:26 460-004 Toluene-d8 (S) 101 % 92 105 1 0611511016:26 2037-26-5 1,2-Dichloroethane-d4 (S) 112 % 70.130 1 06/15/1016:26 17060-07-0 420.4 Phenolics, Total Analytical Method: EPA 420.4 Phenol NO mg/L 0.010 1 06/15/1014:14 108-95-2 4500CNE Cyanide, Total Analytical Method: SM 450D-CN-E Cyanide NO mg/L 0.0050 1 06/20/1013:59 57-12-5 Sample: Upstream Lab 1D: 9270955007 Collected: 060MIO 07.18 Received: 06M10 09:35 Matrix: Water Parameters Results Unite Report Limit OF Prepared Analyzed CAS No. Quaff 2120E Color ADMI Anarl Method: SM 2120E ColorADMI Color, ADMI NO units 25.0 1 06/08/1015:48 Adjusted Color, ADMI NO casts 25.0 1 06108/1015:48 pH 7.0 units 1.0 i 061=1015:48 Adjusted pH, ADMI 7.6 units 1.0 1 06/08/1015:48 Sample: Downstream Lab ID: 9270956008 Collected: 06MWIO 07:45 Received:. 06108/10 09:35 Matrix: Water Parameters Results Units Report haul OF Prepared Analyzed GAS No. Qual 2120E Color ADMI Analytical Method: SM 2120E Color ADMI Color, ADMI NO urns 25.0 1 06f08/1015:54 Adjusted Color, ADMI NO units 25.0 1 06/08/1015:54 •- pH 7.3 units 1A 1 06/08/1015:54 Adjusted pH, ADMI 7.6 units 1.0 1 06MVIO 15:54 Sample: MB Eff Lab ID: 9270955009 Collected. OSM1011:15 Received: 06108/10 11:20 Matrix: Water Parameters Results Units Report Limit OF Pmpared Analyzed CAS No. Qual HEM, Oil and Grease Analytical Method: EPA 1664A s \ Oil and Grease `I J NO mg/L 5.0 1 06/16/10 10:55 )ate: 06/23/2010 04:07 PM REPORT OF LABORATORY ANALYSIS Page 7 of 31 This report shall not be reproduced, except in fun, without the written consent of Pace Analytical Services, Inc.. d P1735cnalyb"cal ^ wwwpece/sbscom i r Project: MB Pace Project No.: 927 Testing 06A8/10 ANALYTICAL RESULTS Pace Analytical Services, Inc. 370 West Meadow Road Eden, NC 27288 (336)623-8921 Sample: MB Eff Lab ID: 9270955010 Collected: OfiWRO08.59 Received: 06M1011:20 Matrix: Water Parameters j Rem Ur*s Report Un* OF prepared Analyzed CAS No. Qual 625 MSSV Analytical Method: EPA625 Preparation McBrod: EPA625 1,2,4-Trichlorobenzene NO ug/L 5.0 1 06MWIO 10-00 06/11/1018:46 1,2-Diphenyihydrazine !_ NO ug/L -5.0 1 06A W1010-00 06/11/10 18:46 2,4,6-Trichiorophenol _ NO ug1L 10.0 1 06MIO 10-00 06111/1018:46 2,4-Dichlorophenol _ ,ND ug/L 5.0 1 06109/1010-00 O6/11/1018:46 2,4-Dimethylphenol - _ NO ug/L 10-0 1 06A9V1010:00 06/11/1018:46 2,4-Dindrophenol., _y NO ug/L 50.0 1 06A9l1010:00 06/11/10 18:46 2,4-Dindrotoluene., „ NO ug/L 5.0 1 06/M1010.00 06/11/10 18:46 2,6-Dinitrotoluene .�. 2-Chloronaphthalene -_ NO ug1L _ 5.0 1 OSM1010:00 0611111018:46 2-Chlorophenol NO ug/L 5.0 1 06A911010-00 06/11/1018:46 ter,. 2-Nitrophenol NO ug/L 5.0 1 06M1010-00 06/11/1018:46 -, 3,3'-Dichlorobenzidine _NO ug/L 5.0 1 06109/1010:00 06✓11/10 18:46 _ 4,6-Dinitro-2-methylphenol NO ug/L NO ug/L _ 25.0 1 06A9/1010:00 06/11/1018:46 4-Bromophenylphenyl ether NO ug/L 20.0 1 06(=1010-00 06/11/10 18:46 4-Chioro-3-methylphenol - ug/L - 5.0 5.0 1 1 06MWlo 10:00 06/11/1018:46 06A9/1010-00 4-Chlorophenylphenyl ether -.ND _ NO ug/L -5.0 1 06/11/1018:46 OSM1010:00 06/11/10 18:46 4-Nitrophenol NO u9n- 50.0 1 06A9/1010:00 06/11/1018:46 Acenaphthene - -_ NO ug/L 5.0 1 OSM1010:00 06/11/10 18:46 Acenaphthylene _ NO ug/L 5.0 1 06A811010::00 06/11/1018:46 Anthracene ,_. NO ug/L 5.0 1 06A9/101000 06(11/1018:46 Butylbenzylphthalate - NO ug/L 5.0 1 06109/1010:00 06/11/1018:46 Benzo(k)fluoranthene - ` NO ug/L 5.0 1 06A9/1010-00 06/11/10 18:46 Benzo(g,h,i)perylene �. NO ug/L 5.0 1 06MIO 10.00 06/11/10 18:46 Benzo(a)anthracene �„ ..� NO ug/L 5.0 1 06/09/1010-00 06/11/1018:46 Benzidine NO ug/L 50-0 1 06A)W1010:00 06/1111018:46 Benzo(b)fluoranthene- NO ug/L 5.0 1 06/09/1010:00 06111/1018:46 Benzo(a)pyrene _, s NO ug/L 5.0 1 06A9/1010:00 06/11/1018:46 bis(2-Chloroethoxy)methane -{' NO ugA- --� 10.0 1 061W1010�00 06/1111018:46 bis(2-Chloroethyl) ether, ,�. NO ug/L 5.0 1 ONW1010,00 06✓11/1018:46 bis(2-Chloroisopropyl) ether NO ug/L _ 5-0 1 06/=1010.00 06/11/1018:46 bis(2-Ethylhexyl)phthalate NO ug/L ., 5.0 1 061139/1010:00 06/11/10 18:46 Chrysene. NO ug/L -5.0 1 06/0911010:00 06/11/10 18:46 Dibenz(a,h)anthracene NO ug/L - 5.0 1 06109/1010:00 0611111018:46 Dimethylphthalate NO ug/L .� 5.0 1 06/09iI1010-00 06✓11/1018:46 Di-n-butylphthalate �. _ NO ug/L _ 5.0 1 O6/09/1010:00 06/11/1018:46 Di n-octylphthalate NO ug/L -5.0 1 06/W1010:00 06/11/10 18:46 Diethylphdhalate -.ND ug/L _ 5.0 1 06/0911010:00 06111/1018:46 Fluorene Fluoranthene _ NO ,_. 5.0 1 061=1010.00 06/11/1018:46 .._ Hexachloro-15-butadiene NO ug/L _ NO ug/L _._ _ 5.0 1 06MIO 10.00 06/11/1018:46 Hexachlorobenzene _ NO ug/L ._ 5.0 1 0&=101000 06/11/1018:46 Hexachlorocyclopentadiene _ _ _.. NO ug/L 5.0 1 06M1010:00 06/11/10 18:46 Hexachloroethane NO ug/L -10.0 1 06/0911010:00 06/11/10 18:46 Indeno(1,2,3-ed)pyrene._i NO ug/L 5.0 1 06/09/1010:00 06111/1018:46 lsoph 5.0 1 06/W1010.00 06/11/1018:46 Na Naphthalene hale NO ug/L 10-0 1 O6A)W1010:00 06(11/1018:46 �.r N-Nitroso-di-n-propylamine f� NO ug/L 5.0 1 06/09/1010:00 06/11/10 18:46 NO ug/L 5.0 1 06AM1010:00 06/11/1018:46 Date: 06/23/2010 04:07 PM REPORT OF LABORATORY ANALYSIS This report shall not be reprodrxeck except in ful, without the written consent or pace Analytical Services, Inc - 120-82-1 122-66-7 88-W2 120-83-2 105-67-9 51-285 121-14-2 606-20-2 91-W7 95-57-8 88.755 91-94-1 534-52-1 101-55-3 59-50-7 7005-72-3 100-02-7 83-32-9 208.96-8 120-12-7 85-68-7 207-W9 191-24-2 56-553 92-87-6 205-99-2 50-32-8 111-91-1 111-44 4 108-60-1 117-81-7 218-01-9 53-70-3 131-11-3 84-74-2 117-84-0 84-66-2 86-73-7 206-44-0 87-68-3 118-74-1 77-47-4 67-72-1 193-39-5 78-59-1 91-20-3 621-64-7 Page 8 of 31 e dcal Mac= Project: MB W W 7ing 06108/10 Pace Project No.: 9270955 Sample: MB Eff Parameters 625 MSSV Nitrobenzene _. N-Nitrosodimethylamine— N-Nitrosodiphenyhamine Phenol Phenanthrene Pentachlorophenol Pyrene Nitrobenzene-d5 (S) 2-Ruorobiphenyl (S) Terphenyl-d14 (S) Phenol-d6 (S) 2-Ruorophenol (S) 2,4,6-Tribromophenol (S) Date: 06/23/2010 04:07 PM Pace Analytical Services, Inc. 370 West Meadow Road Eden, NC 27288 (336)623-8921 ANALYTICAL RESULTS L.ablD-. 9270955010 Collected: 06AW1008-59 Received: OSM1011:20 Matrix: Water Results Units Report Limit OF Prepared Analyzed CAS No. Qual Analytical Method: EPA625 Preparation Method: EPA625 ND ug/L 5.0 1 06KW1010.00 06/11/1018:46 98-953 aa. NO ug/L _s 5-0 1 06AW1010.00 06/11/10 18:46 62-759 NO uglL 10.0 1 06A 1010:00 06111/1018:46 86-30-6 NO ug/L 5-0 1 061=1010.00 06/11/1018:46 108-95-2 NO ug/L 5.0 1 06A911010:00 06/11/1018:46 85.01-8 NO ug/1- 25.0 1 06A9/1010.00 06/11/10 18:46 87-86-5 NO ug/L 5.0 1 06/W1010:00- 06/11/10 18:46 129-00-0 43 % 10-120 1 06109/1010:00 06111/1018:46 41654M-0 45 % 15-120 1 06AWIO 10:00 06/11/1018:46 321-60-8 67 % 11-131 1 06A9/1010.00 06/11/1018:46 1718-5.1-0 14 % 10-120 1 061=1010:00 06/11/1018:46 131274%3 23 % 10-120 1 06A9/1010-00 06/11/1018:46 367-12-4 54 % 10-137 1 061=1010-00 06111/1018:46 118-79-6 REPORT OF LABORATORY ANALYSIS This report stag not be reproduoeA except in fuR, without the written consent of Pace Analytical Services, Inc.. Page 9 of 31 Ppppp- # NC FFacility: Tow 0043290 Month: July Year: 2010 n of Danbury - WTP Class: 1 County: Stokes RECEIVED N.C. Deot. of FNG ORC: Mark Delehant Grade: PC 1 ORC Certification # 994060 sP32010 Signature:C -Well 10501 0 Has ORC Ch ng"ea. : NO Phone: (336) 593-2415 nsto,-sais Reaai�7� Certified Lab Name: Pace Analytical Services Inc. Lab#: Eden - #633 1_ZntO- Person(s) Collecting samples: Mark Delehant Lab ORC have February Lab #: Asheville #40 (Metals Only ILC 1, 2010. Comments and changed effective aampnng Location: ttnuent uiscnarge if uu i"Mill 50050 00010 00400 50060 CO530 01045 01055 .1 o v> L Q - - O `o = a O a� i . Q .E O F- O �' �N/ p'an^; I.L V/ O 3 0 L.L cLa m a� Q E 2 Q FU a) 3 L N IY U -a � m a�i ' .. Q � pn N vI H m e ., Ct L H c �a CD Y t6 ut Q) H- 2400 clock Hrs Y/B/N mgd deg c su ug/1 mg/1 mg/1 mg/1 1 2 3 4 5 6 7 8 9 10 11 12 13 0730 0.5 YES 0.003 NA 7.8 13 ug/1 2.5 mg/I .15 mg/I .20 mg/1 14 15 16 17 18 19 20 0730 0.5 YES 0.003 NA 7.8 26 ug/I 3.2 mg/I 21 22 23 24 25 26 27 28 29 30 31 Composite(C)/Grab(G): NA G G G G G G Monthly Average Limit: > 6 < 9 30.0 mg/I Monthly Average: 0.003 7.8 19.5 ug/1 2.9 mg/1 .15 mg/1 .20 mg/1 Daily Maximum: 0.003 7.8 26 ug/I 3.2 mg/1 .15 mg/1 .20 mg/I Daily Minimum: 0.003 7.8 13 ug/I 2.5 mg/1 .15 mg/1 .20 mg/I Monthly Avg % Removal (85%): 1 1 0 Q� Sewer Collection System Annual rer onnance rReport City of Eden, North Carolina July 1, 2009 to June 30, 2010 I. General Information FUL D,_ 3 0 2010nst.!,, Regiona! Oice Facility/System Name: City of Eden, Sewer Collection and Treatment System Responsible Entity: City of Eden, Brad Corcoran, City Manager Person in Charge/ Contact: Collection System and Pump Stations, Mark T. Bullins, Operator -in -Responsible Charge, 336-627-7783 Mebane Bridge Wastewater Treatment Plant, Melinda S. Ward, Operator -in -Responsible Charge, 336-627-1009 Dry Creek Wastewater Treatment Plant, Ralph Potter, Operator -in -Responsible Charge, 336-627-1009 Applicable Permits: Sewer Collection System — WQC200018 Mebane Bridge Wastewater Treatment Plant — NPDES Permit NCO025071 Dry Creek Wastewater Treatment Plant — NPDES Permit NCO025151 Land Application of Wastewater Residuals — NC Permit WQ0003035 Description of Collection and Treatment Process: The collection system consists of 145+ miles of gravity and force main sewer pipelines. The pipelines are composed of a mixture of clay and ductile iron pipe, ranging in size from 2 to 36 inches. Age of the sewer pipelines range from new to more than 50 years old. Collection is accomplished by gravity from homes and businesses until it is necessary to pump from low elevations in force main sewer lines that transport the sewage to the treatment plants. There are 19 pump stations in the collection system. These range in size from pumping a few thousand gallons per day to more than five million gallons a day (MGD). The City has two separate collection drainage areas. The Northeast section of the city that is primarily domestic sewage is treated at the Dry Creek Wastewater Treatment Plant (DCWWTP) which has a capacity of 0.5 million gallons a day. The rest of the city sewer drains, collects or is pumped to the Mebane Bridge Wastewater Treatment Plant (MBWWTP), which can treat 13.5 million gallons per day. The treatment plants have treated on average about 0.295 MGD at DCWWTP and 3.793 MGD at MBWWTP. This means that currently the Dry Creek plant operates at about one half of its permitted capacity and the Mebane Bridge plant operates at less than one third. The plants are nearly identical in their process design with their main difference only being in scale. Each of the plants has mechanical barscreens to remove larger inert material. Each plant has a grit removal system following the barscreening. Extended aeration using activated sludge is the next process at each plant to reduce and remove biochemical oxygen demand. The sludge is separated from treated water by circular clarifiers. Collected sludge or biosolids are wasted to the aerobic digesters or returned to the aeration system. Treated water to the effluent leaves the clarifiers and is disinfected with chlorine and then dechlorinated. The treated effluent is then returned to the Dan River meeting all State Permit Discharge requirements. JUL 2 5 s Annual Performance Report Page 1 of 3 PPFF" I1. Maintenance Collection System The City of Eden completed the requirements for the Special Order of Consent and requested to have the Order removed. The state approved this request in October 2009. The City has Collection & Distribution field personnel to respond to emergencies in order to maintain the sewer collection system. Their job is to repair broken lines, installation of new sewer line, mow and maintain sewer outfall lines, and respond to, rectify and mitigate sewer bypasses. Personnel are on call nights and weekends year round to respond to emergency problems in the collection system. The City's 19 pump stations are monitored by (2) Collection & Distribution Operators 24 hours per day, 7 days per week, by remote telemetry (Mission Communications) and physically checked on normal workdays by Collection & Distribution personnel for proper operation. Maintenance crews along with C&D personnel perform scheduled preventative maintenance on each of these pump stations to protect the equipment and insure long life. An extensive warehouse of supplies and parts are maintained to address emergency breakdowns and failures in the pump stations and the sewer lines. The following was accomplished during fiscal year 2009-2010: A total of 37 Inflow & Infiltration problems were responded to and repaired. A total of 194 laterals and sewer mains were responded to and unstopped. A total of 14.55 miles (76,832') of sewer mains throughout the City of Eden were cleaned by sewer jet or rodder and inspected by CCTV throughout the City of Eden. Treatment Plants Treatment Plant Operators are on duty 24 hours per day, 7 days per week, to insure proper treatment of all incoming wastewater. They monitor plant equipment and do inspections during each shift to insure process control and the mechanical operation of the equipment Maintenance personnel are available each day to service equipment and are on call nights and weekends for emergency repairs, if the treatment equipment suffers failure. A large parts inventory is maintained of the items that have historically been prone to failure. III. Perfonnance Collection Svstem Operations There were 35 events in the past 12 months where raw sewage was overflowed or bypassed from the gravity collection system to surface waters. Gravity flow/Force Mains pipelines in the collection system bypassed to surface waters totaled 6,970 gallons. Causes of these overflows were blockages from grease, roots entering pipes at taps and pipe joints, and collapsed sewer force mains. Of our 19 pump stations; (7) pump stations had sanitary sewer overflows during the last 12 months in 16 separate events. They were as follows: Bridge Street (5) — 141,465 gallons, Covenant Branch (9) — 197,241 gallons, Meadow Greens (4) — 115,492 gallons, New Street (2) — 6,412 gallons, Village(2) — 20,205 gallons, Dan River (1) — 32,619 gallons and Junction (1) 2,250 gallons. The cause for these overflows were inflow and infiltration of storm water from extreme weather conditions with storm events that deposited up to 10.71 inches of rain, some in conjunction with melt from frozen precipitation already on the ground. When overflows or bypasses occurred, the affected sites were evaluated, treated with hydrated lime and/or receiving streams monitored for environmental impacts as conditions dictated. Annual Performance Report Page 2 of 3 Treatment Plants Operations Compliance with North Carolina NPDES (National Pollution Discharge Elimination System) Permit is based on meeting discharge parameters set forth in the NPDES Permit. This information is reported monthly to the North Carolina Department of Environment and Natural Resources through self -monitoring reports. The following is a summary of our plant permit compliance for the last 12 months: Reporting Month Mebane Bridge Plant Dry Creek Plant July 2009 Compliant Compliant August 2009 Compliant Compliant September 2009 Compliant Compliant October 2009 Non -Compliant' Compliant November 2009 Compliant Compliant December 2009 Non-compliant3 Non -Compliant' January 2010 Compliant Compliant February 2010 Compliant Compliant March 2010 Compliant Compliant April 2010 Compliant Compliant May 2010 Compliant Compliant June 2010 Compliant *Compliant The Dry Creek WWTP was non -compliant for the month for violation of its permitted flow limit. It exceeded its monthly limit of 0.5 MGD due to I & I. 2 The Mebane Bridge WWTP was non -compliant for one day due to effluent pH being outside of the limits of 6-9 SU. 3 The Mebane Bridge WWTP was non -compliant for the month for failure to collect and analyze required monthly samples within the allowed timeframe. *The Dry Creek permit was rescinded on June 14, 2010 and the facility was officially closed out. IV. Notification This report will be submitted to the State Division of Water Quality and be released to the local news media and posted on the City's internet web site at www.ci.eden.nc.us. V. Certification "I certify, under penalty of law, that this document and all attachments were prepared under my direction of supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violation." Brad Signature of '7 /9 /6 Date Annual Performance Report Page 3 of 3 �� 4") NCDENR North Carolina Department of Environment and Natural Resources Division of Water Quality Beverly Eaves Perdue Coleen H. Sullins Governor Director April 20, 2010 Ms. Melinda S. Ward, Wastewater Superintendent City of Eden P. O. Box 70 Eden, NC 27289-0070 Subject: NPDES Permit Modification Permit Number NCO025071 City of Eden — Mebane Bridge WWTP Rockingham County Dear Ms. Ward: Dee Freeman Secretary RECEIVED Deot. of ENR MAY t 1 2010 Winston-Salem Regional Office Division personnel have reviewed and approved your application for minor modification of the subject permit. Accordingly we are forwarding the attached modified permit limits and monitoring pages. These pages should be inserted into your permit and the old ones discarded. As a result of this modification, condition A. (4.) of the permit (Conditional Monitoring for Mercury) is no longer applicable, and that page of the permit may also be discarded. This modification removes monitoring requirements and effluent limitations for mercury as terms of the NPDES permit. As you noted in your request, mercury concentrations in the effluent shall continue to be monitored as part of the facility's pretreatment requirements. Should elevated mercury concentrations be observed through that monitoring, the permit requirements may be reinstituted. This modification is issued pursuant to the requirements of North Carolina General Statute 143-215.1 and the Memorandum of Agreement between North Carolina and the U.S. Environmental Protection Agency dated October 15, 2007 (or as subsequently amended). Please note that this permit is not transferable except after notice to the Division. The Division may require modification or revocation and reissuance of the permit. This permit does not affect the legal requirements to obtain other permits which may be required by the Division of Water Quality or permits required by the Division of Land Resources, the Coastal Area Management Act or any other Federal or Local governmental permit that may be required. If you have any questions concerning this permit, please contact Bob Sledge at telephone number (919) 807-6398. Sincerely, C leen H. Sullins - r cc: Central Files Winston-Salem Regional Office/Surface Water Protection Section NPDES Unit 1617 Mail Service Center, Raleigh, North Carolina 27699-1617 One Location: 512 N. Salisbury St. Raleigh, North Carolina 27604 NortilCcl) 01111�1 Phone: 919-807-63001 FAX: 919-807-64921 Customer Service: 1.877-623-6748 Nor f' aro fi / Internet: www.ncwaterquality.org Permit NCO025071 41 A. (l.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS During the period beginning on the effective date of this permit and lasting until permit expiration, the Permittee is authorized to discharge from outfall 001. Such discharges shall be limited and monitored by the Permittee as specified below: EFFLUENT CHARACTERISTICS LIMITS MONITORING REQUIREMENTS Monthly Average Weekly Average Daily Maximum Measurement Frequency Sample Type Sample Location' Flow 13.5 MGD Continuous Recording Influent or Effluent BOD, 5-day 20°C) 2 30.0 mg/L 45.0 mg/L Daily Composite Effluent, Influent Total Suspended Solids TSS 2 30.0 mg/L 45.0 mg/L Daily Composite Effluent, Influent NH3 as N (April 1-October 31 14.8 m L 35.0 m L Daily Composite Effluent NH3 as N November 1—March 31 3/Week Composite Effluent H 3 Daily Grab Effluent pH Footnote 1 Grab Upstream', Downstream' Fecal Coliform (geometric mean 200 ! 100 ml 400 / 100 ml Daily Grab Effluent Total Residual Chlorine (TRC) 4 28 µg/L Daily Grab Effluent Temperature, °C Daily Grab Effluent Temperature, 2C Footnote 1 Grab Upstream', Downstream' Conductivity,,nohm/cm Footnote 1 Grab Upstream, Downstream Dissolved Oxygen (DO), m /L Daily Grab Effluent Dissolved Oxygen (DO), mg/L Footnote 1 Grab Upstream', Downstream' Total Copper, L 5 2/Month Composite Effluent Total Nitrogen (TN) TN = NO2 + NO3 + TKN, m L Monthly Composite Effluent Total Phosphorus TP , m L Monthly Composite Effluent Chronic Toxicity 6 Quarterly Composite Effluent Total Zinc, p L s Quarterly Composite Effluent Color 7 300 ADMI 3/Quarter Grab Effluent Color 7 Footnote 1 Grab Upstream', Downstream' Effluent Pollutant Scan a Annual Composite/ Grab Effluent Permit NCO025071 (continued from A.(1.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS) ' Notes: 1. Sample locations: Upstream - Upstream at NCSR 1964, Downstream - Downstream at NCSR 700. Upstream and downstream samples shall be grab samples. Stream samples shall be collected three times per week during June, July, August and September and once per week during the remaining months of the year. 2. The monthly average BOD5 and TSS concentrations shall not exceed 15% of the respective influent value (85% removal). 3. The pH shall not be less than 6.0 standard units nor greater than 9.0 standard units. 4. Total Residual Chlorine compliance is required for chlorine or chlorine derivative used for disinfection. The Division shall consider all effluent TRC values reported below 50 ug/l to be in compliance with the permit. However, the Permittee shall continue to record and submit all values reported by a North Carolina certified laboratory (including field certified), even if these values fall below 50 ug/1. 5. Sampling for zinc, copper, and silver should coincide with sampling for chronic toxicity test. 6. Chronic Toxicity (Ceriodaphnia) P/F at 5.4%. Toxicity testing shall be performed in the months of March, June, September and December (see Part A.(2.). 7. Limit is an instantaneous maximum (i.e. not to be exceeded at any time) not a daily maximum. 8. See Special Condition A.(3.) for list of pollutants. There shall be no discharge of floating solids or visible foam in other than trace amounts. AL + 4fA As:= � NCDENR North Carolina Department of Environment and Natural Resources Division of Water Quality Beverly Eaves Perdue Coleen H. Sullins Dee Freeman Governor Director Secretary March 9, 2010 MELINDA S WARD WASTEWATER SUPERINTENDENT DEPARTMENT OF ENVIRONMENTAL SERVICES CITY OF EDEN PO BOX 70 EDEN NC 27289-0070 Subject: Acknowledgement of Permit Modification Request for NCO025071 City of Eden Mebane Bridge WWTP Rockingham County Dear Ms. Ward: RECEIVED N.C. DeOL of ENR MAR 15 2010 Winston salam Regional Office The Division of Water Quality acknowledges receipt of your permit modification request and has assigned it to a reviewer. The reviewer will perform a detailed review and contact you with a request for additional information if necessary. To ensure the maximum efficiency in processing permit applications, the Division requests your assistance in providing a timely and complete response to any additional information requests. Please note at this time, processing permit applications can take as long as 60 — 90 days after receipt of a complete application. If you have any questions, please contact Robert Sledge at 919-807-6398, or via email at bob.sledge@ncdenr.gov. If the reviewer is unavailable, you may leave a message, and they will respond promptly. PLEASE REFER TO THE ABOVE APPLICATION NUMBER WHEN MAKING INQUIRIES ON THIS PROJECT. Sincerely, Dina Sprinkle Cc: Central Files Winston Salem Regional Office Surface Water Protection Section Permit application file NCO025071 1617 Mail Service Center, Raleigh, North Carolina 27699-1617 Location: 512 N. Salisbury St. Raleigh, North Carolina 27604 One Phone: 919-807-63001 FAX: 919-807-64921 Customer Service:1-877-623-6748 NO h fC�arolina Internet: www.ncwaterquality.org �) atura!!r� An Faumity al Onnorh! Affirmative Action Fmnlover PPPPP,PP- eitg of, &-ka Department - s� � l 2Ucr✓jkwat" J ua anent J &Tnt MAR 0 32010 March 1, 2010 Coleen H. Sullins Division of Water Quality 1617 Mail Service Center Raleigh, North Carolina 27699-1617 Dear Ms. Sullins, This letter is in regards to the provisional section of our NPDES permit, NCO025071, regarding Mercury. "Section A. (4.) Conditional Monitoring for Mercury: Provisional Limit with weekly monitoring for Mercury take effect August 1, 2010. If the first 12 months of monitoring data from the effective date shows no reasonable potential to exceed water quality standards, the Permittee can petition the Division to remove this requirement, which can be done by letter from the Division without having to reopen the permit. This does not effect the pretreatment monitoring requirements." Our permit became effective February 1, 2009, so we began monitoring for Mercury at this time. So far, we have collected 13 months of data to share with your office and are continuing to monitor twice a month until this is removed or goes into effect in August. We feel that this is sufficient enough data to prove that our plant shows no reasonable potential for exceeding water quality standards at this time. Therefore, I am petitioning your office to remove this requirement for Mercury monitoring during this permit cycle. I understand that we must continue monitoring quarterly in accordance with our Pretreatment requirements, and that if any data shows results higher than the current limit, we may be required to resume monitoring. If more information is needed, please feel free to contact me anytime at extension 130. Sincerely, Melinda S. Ward Wastewater Superintendent Attachment Cc: Winston Salem Regional Office Brad Corcoran, City Manager Dennis Asbury, Director of Environmental Services P. O. Box 70 • Eden, NC 27289-0070 9 (336) 627-1009 • Fax (336) 627-9968 Mebane Bridge WWTP Mercury Results Date Result ng/L 2/2/2009 <200 2/9/2009 <200 2/16/2009 <200 2/23/2009 <210 2/25/2009 <200 3/2/2009 <200 3/4/2009 <200 3/9/2009 <200 3/10/2009 <200 3/16/2009 <200 4/6/2009 <200 4/13/2009 <200 5/4/2009 <200 5/11/2009 <200 6/2/2009 <200 6/8/2009 <200 7/6/2009 <200 7/13/2009 <200 8/3/2009 <200 8/10/2009 <200 9/9/2009 <200 9/15/2009 <200 10/7/2009 <200 10/12/2009 <200 11/2/2009 <200 11/9/2009 <200 11/30/2009 <200 12/8/2009 <200 1/5/2009 <200 1/12/2009 <200 2/1/2009 <200 2/8/2009 <200 * Sample analyzed twice and this is the average. * The first sample for December was mistakenly taken in November and not caught until January. RECEIVED N.C. Deot of ENR FEB 0 4 2010 Winston-Salem Regional Office eitv q e&n oepwytment of F. W&0nrtterttCd Sexuice6 Wwtewatex .J uaUnent Want Febru 010 4,1on Bo ENR Winston-Salem Regional Office Division of Water Quality, Surface Water Protection 585 Waughtown Street Winston-Salem, NC 27107 Mr. Boone, For the month of December, we were noncompliant for copper and mercury due to one of the two samples for each not being collected and analyzed. I am not sure why the copper sample was not sent in. We usually send this sample off the first and second Wednesday of the month. The first Wednesday, we analyzed total phosphorus and total nitrogen and copper was listed at the bottom for copper, but the sample was never collected or listed at the top with the list of analysis. Our lab technician has been preprinting the chain of custodies so that he won't forget what is required each week, but he apparently used the wrong chain. I would like for him to write these out for each day instead of preprinting them so that he has to double check the requirements for each week, but I haven't decided when to implement this due to other problems we are experiencing with him. For mercury, our lab technician usually collects these samples on the first and third Mondays and Tuesdays. On November 30, he collected the first sample and tried to report it for the first sample of December. He sent the sample off the following week and never realized that the November date would not work for December. Due to this, we have amended the November DMR to reflect this extra mercury. We did not catch this mistake until early in January when we were preparing our report. The Tuesday samples are considered extra in case we have any issues with a sample and need to run more for an average of the week. We save these until the results for the two mercury samples are reported to us, but when we looked for these, they had already been discarded by our lab technician without him first finding out the results. All of these issues stemmed from our lab technician not paying attention to details in sampling. We have worked with him on how to keep track of the requirements from week to week as well as how to double check each month to make sure that nothing has been missed. For some reason, he still is not taking the time to look back over his work. For this as well as other problems that we have seen in the lab, we have proceeded with disciplinary actions against him in the hopes that he will take his job more seriously. We P. O. Box 70 • Eden, NC 27289-0070 9 (336) 627-1009 • Fax (336) 627-9968 February 2, 2010 have also laid out steps that he must follow in order to prevent further mistakes as well as prevent his dismissal in the event that he does not follow the steps laid out for him. I have also looked at other ways that this could have been prevented and have decided to change when the results are entered on the monthly report. I receive the information and review the results to make sure that there are no problems with the lab. The results are then entered onto the report by our Chief Operator once all of the data has been received for the month. This was how it was set up by the previous Superintendent and when questioned, the Chief Operator did not want it changed. Because of this oversight, I am now requiring him to begin entering the data as it comes in. This way, if something is overlooked, it has a greater chance of being caught before the month is over. If you have further suggestions on how to prevent these reoccurrences, I would appreciate the feedback. I strive to go above and beyond what is required in order to meet the State requirements as well as protect the environment around me. Sincerely, Melinda S. Ward Wastewater Superintendent Cc: Brad Corcoran, City Manager Dennis Asbury, Director of Environmental Services Ralph Potter, Chief Operator 1 ! 1 li MONITORING REPORT(MR) VIOLATIONS for: ReportDate: 02/18/10 Page: 1 of 1 PERMIT: N00021373 FAGILI I T: I own oT mayoaan - mayoaan vwvv i r ...........y...... ....._._.. __._... Limit Violation MONITORING OUTFALL/ VIOLATION UNIT OF CALCULATED REPORT PPI LOCATION PARAMETER DATE FREQUENCY MEASURE LIMIT VALUE VIOLATION TYPE VIOLATION ACTION 02 -2009 001 Effluent BOD, 5-Day (20 Deg. C) 02/14/09 3 X week mg/I 45 83.25 Weekly Average Exceeded Proceed to NOV 02 001 Effluent Coliform, Fecal MF, M-FC 02/14/09 3 X week #/100ml 400 6,000 Weekly Geometric Mean Proceed to NOV -2009 Broth,44.5C Exceeded 03 -2009 001 Effluent Solids, Total Suspended 03/07/09 3 X week mg/I 45 67 Weekly Average Exceeded Proceed to NOV 12 -2009 001 Effluent Solids, Total Suspended - 12/19/09 3 X week mg/I 45 87.23 Weekly Average Exceeded None Concentration Monitoring Violation MONITORING OUTFALL / REPORT PPI LOCATION PARAMETER VIOLATION DATE FREQUENCY UNIT OF MEASURE LIMIT CALCULATED VALUE VIOLATION TYPE VIOLATION ACTION 09 -2009 001 Effluent Lead, Total (as Pb) 09/05/09 Weekly ugh Frequency Violation None 10 -2009 001 Effluent Lead, Total (as Pb) 10/03/09 Weekly ug/I Frequency Violation None 10 -2009 001 Effluent Selenium, Total (as Se) 10/03/09 Weekly ugh Frequency Violation None 11 -2009 001 Effluent Selenium, Total (as Se) 11/28/09 Weekly ug/I Frequency Violation None 05 -2009 001 Effluent Silver, Total (as Ag) 05/31/09 2 X month ug/I Frequency Violation None 08 -2009 001 Effluent Silver, Total (as Ag) 08/31/09 2 X month ug/I Frequency Violation None Permit Enforcement History by Owner 02/18/10 1 Owner: Town of Mayodan Facility: Mayodan VVVVTP Permit: NCO021873 Region: Winston-Salem Penalty Assessment penalty Case Number MR Approved Amount County: Rockingham Enforcement Costs Damages Remission Request Received Enf Conf Held Enf Remission Amount EMC Hearing Held EMC OAH Collection Remission Remission Memo Sent Amount Amount to AGO Total Paid Balance Due Has Pmt Plan Case Closed LV-1998-0179 10/19/98 $250 $49.00 $.00 11/02/98 12/08/98 $.00 $299.00 $.00 No 02/01/99 LV-1999-0060 02/11/99 $750 $76.00 $.00 03/05/99 03/31/99 $.00 $826.00 $.00 No 05/07/99 LV-2000-0045 02/18/00 $1.500 $73.00 $.00 03/17/00 01/23/01 $.00 $1,573.00 $.00 No 03/13/01 LV-2000-0179 06/02/00 $250 $73.00 $.00 05/10/01 $323.00 $.00 No 07/02/01 LV-2000-0343 08/28/00 $2,000 $73.00 $.00 09/12/00 10/04/00 $.00 05/10/01 $2,073.00 $.00 No 06/29/01 LV-2002-0552 11/14/02 $250 $99.00 12/09/02 02/05/03 $.00 $349.00 $.00 No 05/02/03 LV-2003-0021 01/15/03 $250 $99.00 02/05/03 04/02/03 $.00 $349.00 $.00 No 05/02/03 LV-2003-0051 01/29/03 $250 $99.00 02/26/03 04/02/03 $.00 $349.00 $.00 No 05/02/03 LV-2004-0004 9-2003 01/07/04 $3,000 $97.00 01/29/04 03/31/04 $.00 $3,097.00 $.00 No 04/23/04 LV-2004-0067 10-2003 05/12/04 $1,000 $97.00 $1,097.00 $.00 No 05/27/04 LV-2004-0594 9-2004 12/08/04 $500 $97.00 $597.00 $.00 No 01/18/05 LV-2005-0025 10-2004 01/10/05 $500 $97.00 $597.00 $.00 No 01/24/05 LV-2005-0128 1-2005 03/29/05 $3,000 $97.00 $3,097.00 $.00 No 04/20/05 LV-2005-0167 2-2005 05/03/05 $500 $97.00 $597.00 $.00 No 05/24/05 LV-2005-0199 3-2005 06/01/05 $625 $97.00 $722.00 $.00 No 06/27/05 LV-2006-0325 6-2006 08/25/06 $350 $104.00 $454.00 $.00 No 09/26/06 LV-2006-0373 7-2006 10/03/06 $350 $104.00 $454.00 $.00 No 11/09/06 Total Cases: 17 $1,528.00 02/18/10 $16,863.00 $.00 Total Penalties: $16,853.00 Total Penalties after remission(s): $16,863.00 PV MAR 0 3 2010 &nsco,rsale,, Regional ofnce W�M M Z Depwament of &iavWmtwt" Sew ce6 V a 3 tewaterc J wa�Want March 1, 2010 Coleen H. Sullins Division of Water Quality 1617 Mail Service Center Raleigh, North Carolina 27699-1617 Dear Ms. Sullins, This letter is in regards to the provisional section of our NPDES permit, NC0025071, regarding Mercury. "Section A. (4.) Conditional Monitoring for Mercury: Provisional Limit with weekly monitoring for Mercury take effect August 1, 2010. If the first 12 months of monitoring data from the effective date shows no reasonable potential to exceed water quality standards, the Permittee can petition the Division to remove this requirement, which can be done by letter from the Division without having to reopen the permit. This does not effect the pretreatment monitoring requirements." Our permit became effective February 1, 2009, so we began monitoring for Mercury at this time. So far, we have collected 13 months of data to share with your office and are continuing to monitor twice a month until this is removed or goes into effect in August. We feel that this is sufficient enough data to prove that our plant shows no reasonable potential for exceeding water quality standards at this time. Therefore, I am petitioning your office to remove this requirement for Mercury monitoring during this permit cycle. I understand that we must continue monitoring quarterly in accordance with our Pretreatment requirements, and that if any data shows results higher than the current limit, we may be required to resume monitoring. If more information is needed, please feel free to contact me anytime at extension 130. Sincerely, Melinda S. Ward Wastewater Superintendent Attachment Cc: Winston Salem Regional Office Brad Corcoran, City Manager Dennis Asbury, Director of Environmental Services P. O. Boa 70 • Eden, NC 27289-0070 0 (336) 627-1009 • Fax (336) 627-9968 PV Date Mebane Bridge WWTP Mercury Results Result ng/L 2/2/2009 <200 2/9/2009 <200 2/16/2009 <200 2/23/2009 <210 2/25/2009 <200 3/2/2009 <200 3/4/2009 <200 3/9/2009 <200 3/10/2009 <200 3/16/2009 <200 4/6/2009 <200 4/13/2009 <200 5/4/2009 <200 5/11/2009 <200 6/2/2009 <200 6/8/2009 <200 7/6/2009 <200 7/13/2009 <200 8/3/2009 <200 8/10/2009 <200 9/9/2009 <200 9/15/2009 <200 10/7/2009 <200 10/12/2009 <200 11/2/2009 <200 11/9/2009 <200 11/30/2009 <200 12/8/2009 <200 1/5/2009 <200 1/12/2009 <200 2/1/2009 <200 2/8/2009 <200 * Sample analyzed twice and this is the average. The first sample for December was mistakenly taken in November and not caught until January. pppppr, Ay -a NCDENR North Carolina Department of Environment and Natura Division of Water Quality Beverly Eaves Perdue Coleen H. Sullins Governor Director 26 February 2010 City of Eden Attn: Mr. Brad Corcoran, City Manager 308 East Stadium Drive Eden, NC 27288 Subject: Compliance Evaluation Inspection NPDES Individual Wastewater Permit NCO025071 Mebane Bridge Wastewater Treatment Plant Rockingham County Dear Mr. Corcoran: Resources Dee Freeman Secretary 1. Ron Boone, of the Winston-Salem Regional Office (WSRO) of the NC Division of Water Quality (DWQ or the Division), conducted a compliance evaluation inspection (CEI) of the Mebane Bridge Wastewater Treatment Plant on 17 February 2010. The Operator in Responsible Charge (ORC) of the Mebane Bridge facility, Ms. Melinda Ward was present for the inspection. Her assistance and cooperation in setting up and facilitating the inspection is greatly appreciated. Inspection checklists are attached for the city's records. General Information 2. The plant is located at 191 Mebane Bridge Road, Eden, Rockingham County, NC. The permit authorizes the city to operate this 13.5 MGD plant, which consists of a flow meter, bar screens, grit separator, extended aeration basins, secondary clarifiers, chlorination facilities, dechlorination, aerobic digestion, dissolved air floatation (DAF), sludge lagoons, and polymer addition. Some changes have taken place at the plant however; the DAF units are no longer in use and a sludge press has been added. The permit authorizes the city to discharge treated effluent from the plant to the Dan River, this section of which is currently classified as WS-IV (water supply) waters in the Roanoke River Basin. Site Review 3. The plant is very well operated and managed; it was very clean and well maintained at the time of the inspection. The following items were noted: a. The influent flow is used for reporting. The composite samples for the influent do not fully meet permit requirements but are considered sufficient at this time. b. The grit chamber is currently down for repairs but is expected to be placed back in service soon. North Carolina Division of Water Quality, Winston-Salem Regional Office Location: 585 Waughtown St. Winston-Salem, North Carolina 27107 One Phone: 336-771-50001 FAX: 336-771-46301 Customer Service: 1-877-623-6748 NorthCarolina Internet: www,ncwaterquality.org / vaturalty An Equal Opportunity 1 Affirmative Action Employer City of Eden Attn: Mr. Brad Corcoran, City Manager Compliance Evaluation Inspection Mebane Bridge Wastewater Treatment Plant, NCO025071 26 February 2010 Page 2 of 3 C. Only one of the two aeration basins is currently in use. The mixed liquor appeared healthy and well managed. There is a new solar powered mixer that Ms. Ward said has been quite effective. There are bar screens on the effluent of each basin that Ms. Ward is considering removing from service because the plant receives relatively little fiber from the textile industry now, which was the primary reason for the screens. d. The secondary clarifiers have recently undergone major repairs to replace their baffles and weirs and do other general maintenance and repairs inside the clarifiers. The condition of the clarifiers was greatly improved from last year's inspection. e. The plant effluent was very clear and of high quality at the time of the inspection. f. As was noted during last year's inspection, the northern wall of the aerated digester had a catastrophic failure many years ago. At that time, an "expedient repair" was made to get the unit back into service. That repair is still there and although it still appears to be structurally sound, the city should consider a more appropriate permanent repair. g. The northern sludge lagoon appears to be in good condition. The southern lagoon however, is in a slightly worse state of disrepair. Ms. Ward also mentioned removing this unit from service and inquired as to what special requirements there would be from DWQ in doing so. There would be no special requirements or permits from this office (Surface Water Protection (SWP)), however the city needs to notify DWQ's Aquifer Protection Section (APS) to coordinate and permit the proper closure of this sludge lagoon. Please contact Sherry Knight at 336-771-5000 to initiate this process. h. The city just recently finished construction on a new biosolids facility at the plant. The facility consists of one sludge press, storage tank, and sludge cake storage facility. i. The actual outfall could not be reached during the inspection due to extremely damp and muddy conditions. However, a distant visual observation showed the right-of-way to the outfall to be clear and accessible. Documentation Review 4. The following documentation was reviewed: a. Laboratory records, both in-house and contract, were reviewed. All records were complete, accurate, well organized and available for review. At least five years worth of records are kept on file. Laboratory records matched discharge monitoring reports and no transcription or other errors were noted. The city has a current field laboratory certification for residual chlorine, conductivity, dissolved oxygen, pH and temperature. All laboratory chains of custody were also complete, well organized and available for review. b. Operation and maintenance records were also complete, current well organized and available for review. C. An operator visitation log is also kept. It is complete and current. d. An annual compliance report for the period 07/01/2008 through 06/30/2009 was received by the Division on 09/14/2009 and is on file. e. The plant is currently operated 24/7. f. Ms. Ward and Ralph Potter, backup ORC, have current appropriate certifications to enable them to operate the plant. g. The plant had only one limit violation over the previous twelve months. This was a pH violation in October 2009 in which the effluent measured 5.4 standard units, which is 1pP PPP_ d Corcoran, City Manager mpliance Evaluation Inspection Mebane Bridge Wastewater Treatment Plant, NCO025071 26 February 2010 Page 3 of 3 approximately 10 percent below the lower limit for pH on the effluent. DWQ took no action on this violation. 5. No written reply to this letter is required. Please continue to help the Division to protect waters of the State through your continued efforts to comply with all conditions of NC0025071. If you have any questions or concerns regarding the inspection or this letter, please contact me or Mr. Boone at 336-771-5000. Sincerely, Steve W. Tedder Water Quality Regional Supervisor Winston-Salem Region Division of Water Quality Attachments: 1. Inspection Checklist NC0025071 Cc: WSRO/SWP NPDES West Unit Central Files P F7 United States Environmental Protection Agency Form Approved. EPA Washington, D.C. 20460 OMB No. 2040-0057 Water Compliance Inspection Report Approval expires 8-31-98 Section A: National Data System Coding (i.e., PCS) Transaction Code NPDES yr/mo/day Inspection Type Inspector Fac Type 1 I NI 2 15I 31 NCO025071 111 121 10/02/17 117 18LCI 19I SI 20I J 1= Remarks 21111111111111111111111111 1111 IIII IIII IIII II I I 11I6 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA --------------------------- Reserved ---------------------- 67I 169 701 I 711 I 721 NJ 73I I 174 751 I I I I I 11 80 �__t__I Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include Entry Time/Date Permit Effective Date POTW name and NPDES permit Number) Mebane Bridge WWTP 09:00 AM 10/02/17 09/02/01 Exit Time/Date Permit Expiration Date 191 Mebane Bridge Rd Eden NC 27288 12:00 PM 10/02/17 12/04/30 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data Melinda Ward//336-627-1009 ext 130/3366279968 Melinda Sessoms Ward/ORC/336-627-1009/ Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Dennis G Asbury,308 E Stadium Dr Eden NC 272883299/Director/336-627-2110/3366233933 No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit ■ Flow Measurement Operations & Maintenance Records/Reports Self -Monitoring Program 0 Sludge Handling Disposal Facility Site Review Effluent/Receiving Waters Laboratory Section D: Summary of Find in/Comments Attach additional sheets of narrative and checklists as necessary) (See attachment summary) Name(s) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date Ron Boone WSRO WQ//704-663-1699 Ext.2202/ D .2-12 ���b/ e -_9 Signature of Mana ent Q A Review Agency/Office/Phone and Fax Numbers Date EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page # 1 NPDES yr/mo/day 31 NCO025071 111 121 10/02/17 1 17 Inspection Type 18' _ f Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Please refer to the attached inspection summary letter. Page # 2 Permit: NC0025071 Owner -Facility: Mebane Bridge WWTP Inspection Date: 02/17/2010 Inspection Type: Compliance Evaluation Flow Measurement - Influent Yes No NA NE # Is flow meter used for reporting? ■ 0 ❑ 0 Is flow meter calibrated annually? ❑ ■ 0 Is the flow meter operational? ■ p ❑ ❑ (If units are separated) Does the chart recorder match the flow meter? ■ Q Comment: Meter is calibrated quarterly. Please refer to the attached inspection summary letter. Flow Measurement - Effluent Yes No NA NE # Is flow meter used for reporting? Q ■ ❑ Is flow meter calibrated annually? ❑ ■ 0 0 Is the flow meter operational? ■ 0 (If units are separated) Does the chart recorder match the flow meter? n n n ■ Comment: Meter is calibrated quarterly. Please refer to the attached inspection summary letter. Bar Screens Yes No NA NE Type Of bar screen a.Manual b.Mechanical ■ Are the bars adequately screening debris? ■ ❑ Q Is the screen free of excessive debris? ■ ❑ Q Is disposal of screening in compliance? ■ Q 0 Is the unit in good condition? ■ I] D 0 Comment: Please refer to the attached inspection summary letter. Type of grit removal a.Manual b.Mechanical ■ Is the grit free of excessive organic matter? ❑ 0 I] ■ Is the grit free of excessive odor? ❑ Q O ■ # Is disposal of grit in compliance? ■ ❑ ❑ Comment: Grit removal inoperable at the time of the inspection; expected to be back in service soon. Please refer to the attached inspection summary letter. Page # 3 Permit: NCO025071 Inspection Date: 02/17/2010 Owner - Facility: Mebane Bridge WWTP Inspection Type: Compliance Evaluation Aeration Basins Yes No NA NE Mode of operation Ext. Air Type of aeration system Surface Is the basin free of dead spots? ■ ❑ 0 Are surface aerators and mixers operational? ■ Q Q 0 Are the diffusers operational? ❑ Q ■ Q Is the foam the proper color for the treatment process? ■ n O n Does the foam cover less than 25% of the basin's surface? ■ n 0 n Is the DO level acceptable? n n n ■ Is the DO level acceptable?(1.0 to 3.0 mg/1) ❑ ❑ Q ■ Comment: Please refer to the attached inspection summary letter. Secondary Clarifier Yes No NA NE Is the clarifier free of black and odorous wastewater? ■ n n n Is the site free of excessive buildup of solids in center well of circular clarifier? ■ n Q n Are weirs level? ■ n n n Is the site free of weir blockage? ■ n n n Is the site free of evidence of short-circuiting? ■ n n n Is scum removal adequate? ■ Q 0 Q Is the site free of excessive floating sludge? ■ Q Q Q Is the drive unit operational? ■ Q Q 0 Is the return rate acceptable (low turbulence)? ■ ❑ 0 Q Is the overflow clear of excessive solids/pin floc? ■ n n n Is the sludge blanket level acceptable? (Approximately'/. of the sidewall depth) ■ n n n Comment: Please refer to the attached inspection summary letter. Pumps-RAS-WAS Yes No NA NE Are pumps in place? ■ Q Q 0 Are pumps operational? ■ ❑ 0 Q Are there adequate spare parts and supplies on site? ■ n n 0 Comment: Please refer to the attached inspection summary letter. Disinfection -Gas Yes No NA NE Are cylinders secured adequately? ■ n 00 Page # 4 PPPP7,1,t-00025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 02/17/2010 Inspection Type: Compliance Evaluation Disinfection -Gas Yes No NA NE Are cylinders protected from direct sunlight? ■ ❑ ❑ n Is there adequate reserve supply of disinfectant? ■ ❑ ❑ ❑ Is the level of chlorine residual acceptable? n ❑ ❑ ■ Is the contact chamber free of growth, or sludge buildup? ■ n ❑ ❑ Is there chlorine residual prior to de -chlorination? ❑ ❑ ❑ ■ Does the Stationary Source have more than 2500 Ibs of Chlorine (CAS No. 7782-50-5)? n ❑ ❑ ■ If yes, then is there a Risk Management Plan on site? ■ ❑ ❑ ❑ If yes, then what is the EPA twelve digit ID Number? (1000 - ) If yes, then when was the RMP last updated? 06/01/2009 Comment: Please refer to the attached inspection summary letter. De -chlorination Yes No NA NE Type of system ? Liquid Is the feed ratio proportional to chlorine amount (1 to 1)? ❑ n ❑ ■ Is storage appropriate for cylinders? n n ■ ❑ # Is de -chlorination substance stored away from chlorine containers? ■ n ❑ n Are the tablets the proper size and type? ❑ ❑ ■ n Comment: Please refer to the attached inspection summary letter. Are tablet de -chlorinators operational? ❑ ❑ ■ ❑ Number of tubes in use? Comment: Please refer to the attached inspection summary letter. Effluent Pipe Yes No NA NE Is right of way to the outfall properly maintained? ■ n n n Are the receiving water free of foam other than trace amounts and other debris? n n ❑ ■ If effluent (diffuser pipes are required) are they operating properly? ❑ n ■ n Comment: Outfall could not be accessed during inspection due to extremely wet conditions but right-of-way to outfall was clear. Please refer to the attached inspection summary letter. Aerobic Digester Yes No NA NE Is the capacity adequate? ■ ❑ 0 n Is the mixing adequate? ■ n ❑ ❑ Page # 5 Permit: NC0025071 Inspection Date: 02/17/2010 Owner - Facility: Mebane Bridge WWTP Inspection Type: Compliance Evaluation Aerobic Digester Yes No NA NE Is the site free of excessive foaming in the tank? ■ n n n # Is the odor acceptable? ■ n n n # Is tankage available for properly waste sludge? ■ n n n Comment: Please refer to the attached inspection summary letter. Solids Handling Equipment Yes No NA NE Is the equipment operational? ■ n n n Is the chemical feed equipment operational? ■ n n n Is storage adequate? ■ ❑ n n Is the site free of high level of solids in filtrate from filter presses or vacuum filters? ■ n n n Is the site free of sludge buildup on belts and/or rollers of filter press? ■ n n n Is the site free of excessive moisture in belt filter press sludge cake? ■ n n n The facility has an approved sludge management plan? n ❑ n ■ Comment: Please refer to the attached inspection summary letter. r__J Yes No NA NE Is containment adequate? ■ n n n Is storage adequate? ■ n n n Are backup pumps available? ■ n n n Is the site free of excessive leaking? ■ n n n Comment: Please refer to the attached inspection summary letter. Drying Beds Yes No NA NE Is there adequate drying bed space? n n ■ n Is the sludge distribution on drying beds appropriate? n n ■ n Are the drying beds free of vegetation? n n ■ n # Is the site free of dry sludge remaining in beds? n n ■ Cl Is the site free of stockpiled sludge? n n ■ n Is the filtrate from sludge drying beds returned to the front of the plant? n n ■ n # Is the sludge disposed of through county landfill? n n ■ n # Is the sludge land applied? n n ■ n (Vacuum filters) Is polymer mixing adequate? n n ■ n Page # 6 Permit: NC0025071 Inspection Date: 02117/2010 Owner - Facility: Mebane Bridge WWTP Inspection Type: Compliance Evaluation Drying Beds Yes No NA NE Comment: Drying beds are inoperable; only used as needed. Please refer to the attached inspection summary letter. Lagoons Yes No NA NE Type of lagoons? # Number of lagoons in operation at time of visit? 2 Are lagoons operated in? Parallel # Is a re -circulation line present? n ■ ❑ ❑ Is lagoon free of excessive floating materials? ■ ❑ ❑ ❑ # Are baffles between ponds or effluent baffles adjustable? n Cl ■ ❑ Are dike slopes clear of woody vegetation? ■ ❑ n ❑ Are weeds controlled around the edge of the lagoon? ■ n n n Are dikes free of seepage? ■ ❑ ❑ ❑ Are dikes free of erosion? ❑ ■ ❑ ❑ Are dikes free of burrowing animals? n E n n # Has the sludge blanket in the lagoon (s) been measured periodically in multiple locations? ❑ ❑ ■ ❑ # If excessive algae is present, has barley straw been used to help control the growth? ❑ Cl ■ ❑ Is the lagoon surface free of weeds? ■ n ❑ ❑ Is the lagoon free of short circuiting? n n n Comment: These are sludge holding lagoons where the sludge is stored prior to removal or processing through the new sludge press facility. Please refer to the attached inspection summary letter. Operations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? ■ n n n Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable Solids, pH, DO, Sludge ■ ❑ ❑ ❑ Judge, and other that are applicable? Comment: City has made numerous improvements to the plant since last inspection, most notably all four clarifiers have been completely drawn down and repaired and maintained. The weirs and baffles have been replaced completely in all four clarifiers. Also, the sludge press facility is complete and one aeration basin has been removed from service. A new solar mixer has been installed in the basin and mixed liquor looks good. Please refer to the attached inspection summary letter. Laboratory Yes No NA NE Are field parameters performed by certified personnel or laboratory? ■ ❑ ❑ ❑ Page # 7 Permit: NCO025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 02/17/2010 Inspection Type: Compliance Evaluation Laboratory Yes No NA NE Are all other parameters(excluding field parameters) performed by a certified lab? ■ ❑ ❑ Q # Is the facility using a contract lab? ■ Cl Q Q # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? ■ Q 0 0 Incubator (Fecal Coliform) set to 44.5 degrees Celsius+/- 0.2 degrees? ❑ Q ❑ ■ Incubator (BOD) set to 20.0 degrees Celsius +/- 1.0 degrees? 0 ❑ Q ■ Comment: The city has a current field laboratory certification for total residual chlorine, conductivity, dissolved oxygen, pH, and temperature. They also just recently were certified to run total suspended solids. They use a contract laboratory for all other parameters. Please refer to the attached inspection summary letter. Influent Sampling Yes No NA NE # Is composite sampling flow proportional? ❑ ■ Q Is sample collected above side streams? ■ ❑ ❑ Q Is proper volume collected? ■ Is the tubing clean? ■ n C1 n # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? ■ n n n Is sampling performed according to the permit? ■ n n n Comment: Please refer to the attached inspection summary letter. Effluent Sampling Yes No NA NE Is composite sampling flow proportional? 0 ■ n n Is sample collected below all treatment units? ■ O 0 Q Is proper volume collected? ■ Is the tubing clean? ■ n n n # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? ■ Q ❑ ❑ Is the facility sampling performed as required by the permit (frequency, sampling type representative)? ■ Q U U Comment: Please refer to the attached inspection summary letter. Upstream / Downstream Sampling Yes No NA NE Is the facility sampling performed as required by the permit (frequency, sampling type, and sampling location)? ■ ❑ ❑ Q Comment: Please refer to the attached inspection summary letter. Ywc Nn NO NF (If the present permit expires in 6 months or less). Has the permittee submitted a new application? ❑ Q ■ Is the facility as described in the permit? ❑ ■ ❑ f] Page # 8 mpppppp� Permit: NC0025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 02/17/2010 Inspection Type: Compliance Evaluation Permit Yes No NA NE # Are there any special conditions for the permit? ❑ ■ ❑ ❑ Is access to the plant site restricted to the general public? MOOD Is the inspector granted access to all areas for inspection? ■ ❑ ❑ ❑ Comment: Plant description needs to be updated with several changes that have occurred over the years but nothing that cannot wait till permit renewal. Please refer to the attached inspection summary letter. Record Keeping Yes No NA NE Are records kept and maintained as required by the permit? ■ ❑ ❑ Cl Is all required information readily available, complete and current? ■ ❑ ❑ ❑ Are all records maintained for 3 years (lab. reg. required 5 years)? ■ ❑ ❑ ❑ Are analytical results consistent with data reported on DMRs? ■ ❑ ❑ ❑ Is the chain -of -custody complete? ■ ❑ ❑ ❑ Dates, times and location of sampling ■ Name of individual performing the sampling ■ Results of analysis and calibration ■ Dates of analysis ■ Name of person performing analyses ■ Transported COCs ■ Are DMRs complete: do they include all permit parameters? ■ ❑ ❑ ❑ Has the facility submitted its annual compliance report to users and DWQ? ■ ❑ ❑ ❑ (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified operator on each shift? ■ n ❑ ❑ Is the ORC visitation log available and current? ■ ❑ ❑ ❑ Is the ORC certified at grade equal to or higher than the facility classification? ■ ❑ ❑ ❑ Is the backup operator certified at one grade less or greater than the facility classification? ■ ❑ ❑ ❑ Is a copy of the current NPDES permit available on site? ■ ❑ ❑ ❑ Facility has copy of previous year's Annual Report on file for review? ■ ❑ ❑ ❑ Comment: Please refer to the attached inspection summary letter Page # 9 C"_ q q men Wa3tematen J watment J taut February 2, 2010 Ron Boone NC DENR Winston-Salem Regional Office Division of Water Quality, Surface Water Protection 585 Waughtown Street Winston-Salem, NC 27107 Mr. Boone, For the month of December, we were noncompliant for copper and mercury due to one of the two samples for each not being collected and analyzed. I am not sure why the copper sample was not sent in. We usually send this sample off the first and second Wednesday of the month. The first Wednesday, we analyzed total phosphorus and total nitrogen and copper was listed at the bottom for copper, but the sample was never collected or listed at the top with the list of analysis. Our lab technician has been preprinting the chain of custodies so that he won't forget what is required each week, but he apparently used the wrong chain. I would like for him to write these out for each day instead of preprinting them so that he has to double check the requirements for each week, but I haven't decided when to implement this due to other problems we are experiencing with him. For mercury, our lab technician usually collects these samples on the first and third Mondays and Tuesdays. On November 30, he collected the first sample and tried to report it for the first sample of December. He sent the sample off the following week and never realized that the November date would not work for December. Due to this, we have amended the November DMR to reflect this extra mercury. We did not catch this mistake until early in January when we were preparing our report. The Tuesday samples are considered extra in case we have any issues with a sample and need to run more for an average of the week. We save these until the results for the two mercury samples are reported to us, but when we looked for these, they had already been discarded by our lab technician without him first finding out the results. All of these issues stemmed from our lab technician not paying attention to details in sampling. We have worked with him on how to keep track of the requirements from week to week as well as how to double check each month to make sure that nothing has been missed. For some reason, he still is not taking the time to look back over his work. For this as well as other problems that we have seen in the lab, we have proceeded with disciplinary actions against him in the hopes that he will take his job more seriously. We P. O. Box 70 • Eden, NC 27289-0070 • (336) 627-1009 • Fax (336) 627-9968 Cit* of Edw DepaWment of Ef SP1lUtm W as kwaten J watrnent J eani have also laid out steps that he must follow in order to prevent further mistakes as well as prevent his dismissal in the event that he does not follow the steps laid out for him. I have also looked at other ways that this could have been prevented and have decided to change when the results are entered on the monthly report. I receive the information and review the results to make sure that there are no problems with the lab. The results are then entered onto the report by our Chief Operator once all of the data has been received for the month. This was how it was set up by the previous Superintendent and when questioned, the Chief Operator did not want it changed. Because of this oversight, I am now requiring him to begin entering the data as it comes in. This way, if something is overlooked, it has a greater chance of being caught before the month is over. If you have further suggestions on how to prevent these reoccurrences, I would appreciate the feedback. I strive to go above and beyond what is required in order to meet the State requirements as well as protect the environment around me. Sincerely, Melinda S. Ward Wastewater Superintendent Cc: Brad Corcoran, City Manager Dennis Asbury, Director of Environmental Services Ralph Potter, Chief Operator P. O. Box 70 • Eden, NC 27289-0070 • (336) 627-1009 • Fax (336) 627-9968 Pp� EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS Owner: City of Eden Facility: Mebane Bridge WWTP PARAMETER MONTHS LIMITS Permit Number: NCO025071 Outfall : 001 MONITORING REQUIREMENTS PCs Description Code J A N F VI A P R M A Y J U N A U S E P O C T N O V E Monthly Average or Geometric Mean Quarterly Average Weekly Average or Geometric Mean Daily Minimum Dail Maximum y Measurement Frequency Sample Type Sample Location Temperature, Water Deg. 00010 5 X week Grab E Centigrade Temperature, Water Deg. 00010 X X Y X X X X X Weekly Grab D,U Centigrade Temperature, Water Deg. 00010 X X X X 3 X week Grab D,U Centigrade Color, Spectrophoto-Metric Filter - 00083 See Permit Grab E ADMI 30( admi unit Color, Spectrophoto-Metric Filter - 00083 X X X X X X X X Weekly Grab D,U ADMI Color, Spectrophoto-Metric Filter - 00083 X X X X 3 X week Grab D,U ADMI Conductivity 00094 X X y X X X X X Weekly Grab D,U Conductivity 00094 X X X X 3 X week Grab D,U DO, Oxygen, Dissolved 00300 5 X week Grab E DO, Oxygen, Dissolved 00300 X X X X X X X Weekly Grab D,U DO, Oxygen, Dissolved 00300 X X X X 3 X week Grab D,U pH 00400 6 sU 5 X week Grab E su pH 00400 X X X X X X X Weekly Grab D,U pH 00400 X X X X 3 X week Grab D,U Date: 02/03/10 Page EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS Owner: City of Eden Facility: Mebane Bridge WWTP Permit Number: NCO029071 Outfall : 001 RARAMFTER MONTHS LIMITS MONITORING REQUIREMENTS PCS Description Code J A N F M A P R M A Y J U N J A S E P O C T N O V D Monthly Average or Geometric Mean Quarterly Average Weekly Average or Geometric Mean Daily Minimum Daily Maximum Measurement Frequency Sample Type Sample Location Copper, Total (as Cu) 01042 2 X month Composite C Zinc, Total (as Zn) 01092 X X X Quarterly Composite E Coliform, Fecal MF, M-FC 31616 200 #/100ml 400#/100ml 5 X week Grab E Broth,44.5C Flow, in conduit or thru treatment 50050 13 5 mgd Continuous Recorder E plant Chlorine, Total Residual 50060 5 X week Grab E 2! ug/I BOD, 5-Day (20 Deg. C) - C0310 30 mg/I 45mg/l 5 X week Composite E.1 Concentration Solids, Total Suspended - C0530 30 mg/I 45mgil 5 X week Composite EI Concentration Nitrogen, Total (as N) - C0600 Monthly Composite E Concentration Nitrogen, Ammonia Total (as N) - C0610 X X X X X X X 14.8 mg/1 35mg/1 5 X week Composite E Concentration Nitrogen, Ammonia Total (as N) - C0610 X X x X X 3 X week Composite E Concentration Phosphorus, Total (as P) - C0665 Monthly Composite E Concentration Mercury, Total (asHg) - COMER 224ny/1 Weekly Composite E Concentration Mercury, Total (asHg) - COMER 2 X month Composite E Concentration Annual Pollutant Scan 1126 NC01 Annually Grab E parameters) Date: 02/03/10 Page EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS Owner: City of Eden Facility: Mebane Bridge WWTP PARAMETER P/f STAIRE: 7Day Cnr Cenodaphnia MONTHS G133"d X X X X LIMITS Permit Number: NCO025071 Outfall : 001 MONITORING REQUIREMENTS D �nCer'.y Composite f- Date: 02/03/10 Page 3 EFFLUENT NPDES PERMIT NO. NCO025071 DISCHARGE NO. 001 MONTH November YEAR 2009 FACILITY NAME Mebane Bridge Wastewater Treatment Plant CLASS IV COUNTY Rockingham OPERATOR IN RESPONSIBLE CHARGE (ORC) Melinda Ward GRADE IV PHONE 336-627-1009 Ext 130 CERTIFIED LABORATORIES (1) Mebane Bridge WWTP (2) Pace Analytical CHECK BOX IF ORC HAS CHANGED 1..� PERSON(S) COLLECTING SAMPLES Operators Mail ORIGINAL and ONE COPY to: ATTN: CENTRAL FILES X DIVISION OF WATER QUALITY (SIGNATURE OF OPERATOR IN RESPONSIBLE CHARGE) DATE 1617 MAIL SERVICE CENTER BY THIS SIGNATURE, I CERTIFY THAT THE REPORT IS RALEIGH, NC 27699-1617 ACCURATE AND COMPLETE TO THE BEST OF MY KNOWLEDGE W 0 E I-Y > ii Q c o g ro Oa Yy in Oc m ga. m o m h Oc O 50050 00010 00400 50060 00310 00610 1 00530 31616 00300 00600 1 00665 00082 1 00083 1 01077 1 01042 ENTER PARAMETER CODE ABOVE NAME AND UNITS BELOW 7y � � W " J F W Q q ~ O ¢ a W 3 O x Q o '� O MG/L U N 0 m Z W 00 D: F Q O f Q o W 2 W W a� N W a Or ,-. O m LL2 JO J d a° w 0 -- Z W } x 0 ; O rn Zp 0 O w J r O F- co = J0 FO O a S m p U 7 Q ° U j J W o O U HRS HRS Y/B/N MGD 'C UNITS _„-;'._.,..`- MG/L MG/L MG/L #100ML MG/L MG/L MG/L ADMI JADMI MG/L MG/L 0700 24 7.765 2 107001 24 Y 3.820 16 6.8 21 6.2 0.7 26.0 2 8.3 310700 1 24 Y 3.304 15 6.5 10 2.7 <0.1 13.0 2 8.4 4 107001 24 Y 3.107 14 6.6 16 2.5 0.1 12.6 1 8.9 8.0 0.29 <0.005 0.028 :5 : 0700 1 24 Y 2.881 15 6.5 < 10 2.7 11.7 <1 8.7 6 107001 24 Y 2.791 13 6.4 < 10 3.0 10.0 1 8.8 7: 0700 1 24 2.632 8 107001 24 2.366 9. 07001 24 Y 2.992 14 6.4 < 10 2.9 <0.1 10.5 1 8.6 10 07001 24 Y 6.295 16 6.5 18 3.0 0.3 11.6 9 8.4 0.035 11 07001 24 18.784 12 07001 24 Y 15.585 12 6.5 < 10 15.6 1.0 29.8 460 8.7 13: 07001 24 Y 9.540 14 6.6 < 10 6.3 17.1 19 8.9 14 07001 24 5.212 15 07001 24 4.200 16 07001 24 Y 4.263 15 6.6 < 10 <2.0 <0.1 10.6 1 8.8 171 07001 24 1 Y 3.659 16 6.6 < 10 3.0 <0.1 11.8 <1 8.9 18 07001 24 Y 3.919 14 6.5 < 10 2.4 <0.1 9.4 <1 9.0 19 07001 24 Y 3.689 15 6.6 < 10 3.3 9.6 3 8.8 20 0700 24 Y 3.443 16 6.3 J < 10 2.6 10.6 <1 9.3 21: 0700 24 3.040 22 0700 24 3.531 23. 0700 24 Y 7.169 14 6.6 12 <2.0 <0.1 6.6 26 9.4 24 0700 24 Y 5.299 15 6.8 < 10 5.2 0.7 11.4 40 8.9 25. 0700 24 B 4.051 15 6.7 18 3.0 <0.1 6.0 16 9.0 26.0700 24 3.108 27: 0700 24 3.004 2810700 24 3.042 29 0700 24 2.996 30 0700 24 Y 3.449 13 6.7 < 10 3.5 <0.1 14.9 21 8.9 31 0700 24 AVERAGE 4.965 14 <13 <4.1 <0.4 12.9 <5 8.8 8.0 0.29 1 <0.005 0.032 1:8 784::: 1 .. MINIMUM 2.365 12 6.3 <10 <2 0.1 5.6 <1 8.3 8.0 0.29 <0.005 0.028 Monthly Limit 13.500 28 30 14.8 30 T266 300 1 300 DEM Form MR -I (01100) AMENDED EFFLUENT NPDES PERMIT NO. NCO025071 DISCHARGE NO. 001 MONTH November YEAR 2009 FACILITY NAME Mebane Bridge Wastewater Treatment Plant CLASS IV COUNTY Rockingham OPERATOR IN RESPONSIBLE CHARGE (ORC) Melinda Ward GRADE IV PHONE 336-627-1009 CERTIFIED LABORATORIES (1) Mebane Bridge WWTP (2) Pace Analytical CHECK BOX IF ORC HAS CHANGED PERSON(S) COLLECTING SAMPLES Operators Mail ORIGINAL and ONE COPY to: ATTN: CENTRAL FILES DIV. OF ENVIRONMENTAL MANAGEMENT DEHNR P.0 BOX 29535 RALEIGH, NC 27626-0535 DEM Form MR -1.1 (1 / 92 ) X (SIGNATURE OF OPERATOR IN RESPONSIBLE CHARGE) DATE BY THIS SIGNITURE, I CERTIFY THAT THE REPORT IS ACCURATE AND COMPLETE TO THE BEST OF MY KNOWLEDGE EFFLUENT NPDES PERMIT NO. NCO025071 DISCHARGE NO. 001 MONTH November YEAR 2009 FACILITY NAME Mebane Bridge Wastewater Treatment Plant CLASS IV COUNTY Rockingham OPERATOR IN RESPONSIBLE CHARGE (ORC) Melinda Ward GRADE IV PHONE 336-627-1009 CERTIFIED LABORATORIES (1) Mebane Bridge WWTP (2) Pace Analytical CHECK BOX IF ORC HAS CHANGED PERSON(S) COLLECTING SAMPLES Operators Mail ORIGINAL and ONE COPY to: ATTN: CENTRAL FILES DIV. OF ENVIRONMENTAL MANAGEMENT X DEHNR (SIGNATURE OF OPERATOR IN RESPONSIBLE CHARGE) DATE P.0 BOX 29535 BY THIS SIGNATURE, I CERTIFY THAT THE REPORT IS RALEIGH, NC 27626-0535 ACCURATE AND COMPLETE TO THE BEST OF MY KNOWLEDGE -• —OEM W1 M-MYsTsTIOMMUers1 1 11 1 ee1 1 1 moremorem 1 11 1 1 1 1 1 11 N. B ffmcmrzm / // / 11 a eee 1 1 e of / /1 1 1 1 1 e of —Mom 1 1 UsTeren UITITIM1re 070 UITITIMa eee 1 1 UITITIM 1 11 1 1 1 1 1 11 DEM Form MR - 1.1 (1 192 ) NPDES NO: NC0025071 Influent DISCHARGE NO: 001 MONTH: November YEAR: 2009 FACILITY NAME: Mebane Bridge Wastewater Treatment Plant COUNTY: Rockingham lose Mime HIN ME mmmm mm mmmm I=== MONTHLYAVERAGE ___-_-- MONTHLY MINIMUM SAMPLE TYPE C or G DEM Form MR-2 (11/84) FACILITY NAME: STREAM NPDES NO: NCO025071 Mebane Bridge Wastewater Treatment Plant Dan River LOCATION: NCSR 1964 Upstream DISCHARGE NO: 001 Enter Parameter Code above i Name and Units Below DEM Form MR-3 (11/84) MONTH: November YEAR 2009 COUNTY: Rockingham STREAM: Dan River LOCATION: Highway 700 Downstream .. . . . Facility Status: (Please check one of the following) All monitoring data and sampling frequencies meet permit requirements �X Compliant All monitoring data and sampling frequencies do NOT meet permit requirements Noncompliant If the facility is noncompliant, please comment on corrective actions being taken in respect to equipment, operation, maintenance, etc., and a time table for improvements to be made. Estimated BOD Values: Effluent -11/12 - 0.0 mg/I DO remained for all dilutions set. Estimated BOD Values: Influent -11/13 & 11/16 - DO usage <2.0mg/I for all dilutions set "I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violations." Brad Corcoran , City Manager Permittee (Please print or type) Signiture of Permittee** (Required) Date City of Eden PO. Box 70 Eden, NC. 27289-0070 336-623-2110 4/30/2012 Permittee Address Phone Number Permit Exp. Date 00010 Temperature 00076 Turbidity 00080 Color (Pt -Co) 00082 Color (ADMI) 00095 Conductivity 00300 Dissolved Oxygen 00310 BOD5 00340 COD 00400 pH 00530 Total Suspended Residue 00545 Settleable Matter 00556 Oil & Grease 00600 Total Nitrogen 00610 Ammonia Nitrogen 00625 Total Kjeldhal Nitrogen 00630 Nitrates/Nitrites 00665 Total Phosphorous 00720 Cyanide 00745 Total Sulfide 00927 Total Magnesium 00929 Total Sodium 00940 Total Chloride PARAMETER CODES 00951 Total Fluoride 01067 Nickel 01002 Total Arsenic 01077 Silver 01092 Zinc 01027 Cadmium 01105 Aluminum 01032 Hexavalent Chromium 01147 Total Selenium 01034 Chromium 31616 Fecal Coliform 32730 Total Phenolics 01037 Total Colbalt 34235 Benzene 01042 Copper 34481 Toluene 01045 Iron 38260 MBAS 01051 Lead 39516 PCBs 01062 Molybdenum 50050 Flow 50060 Total Residual Chlorine 71880 Formaldehyd 71900 Mercury 81551 Xylene Parameter Code assistance may obtained by calling the Point Source Compliance/Enforcement Unit at (919) 733-5083 or by visiting the Water Quality Section's web site at h2o.enr.state.nc.us/wqs and linking to the Unit's information pages. Use only units designated in the reporting facilities permit for data reporting. * ORC must visit facility and document visitation of facility as required per 15A NCAC 8A .0202 (b) (5) (B). ** If signed by other than the permittee, delegation of signatory authority must be on file with the state per 15A NCAC 2B .0506 (b) (2) (D)• O 0 wJojlloo jeoa:1 o N £HN J 009 M O O O O O O O O O O O O O O O O O O O O O O r O O O CD C7 00 lenpisaki Zlo M 0 0 w v v v CDe- ao v v v v v e- v v e- v C6 v N N N M M h O to le ti C) O O CD M It CD C) Q) m co 04 O O O O O O O O O O O O C6M a; 06 O O CO tl) M W N M W 1* W W I W) W) M 'cr CO N dwal �- ORO M It et In LO CD cD <D O YY M CD OD Ih r— Co CC) M � Hd co co co co C6 C6 co cc cc co co co co 0 6 6 0 0 91" `n A�Iv4 � owll x w N c7 v (D f- co Cn O : ? E 31va N (h v �n CD I� ao rn N N N N N N N N N N M M — TSS O � chi TVSS A A A A A A A A A A A A A A A A A A 60 Min. Settlable 0 3 ORG Color O w o ADJ Color 3 O Q o rn u.r = a E 0) ci O m Z I 0 0 C7 0 8.9 S.0 C MG/L MG/L MG/L MG/L MG/L ADMI 1 2 6.860 17.800 6.9 3 6.850 18.100 7.7 4 6.920 19.100 7.4 5 7.050 18.800 6.0 6 7.010 17.900 6.4 7 8 9 7.060 18.100 6.8 10 7.100 15.200 6.5 11 12 6.700 16.200 6.7 13 6.710 16.600 7.8 14 15 16 6.850 17.800 7.6 17 6.830 18.300 7.2 18 6.720 17.600 7.2 19 6.570 18.000 6.4 20 6.510 17.800 7.1 21 22 23 6.850 15.700 6.8 24 6.750 15.800 7.1 25 7.010 16.000 7.1 26 27 28 29 301 6.600 16.700 6.8 31 RAGE 7 17 7.0 Imam 7 19 7.8 IMUM 7 15 6.0 imit a! OR ao m 0o OR r� n OR 00 0o cc W� v, rn OR ao LO rn v Hd <c co cc cc to W W W W W W W W W to W Cc (6 co U) owl l T NIW 0£ J_ SSAIW J SSIW •O•a J dwal Hd fN owll x w g � N M v "n (O f- co O) O . X � E alva N M v (D f� ao O N N N N N N N N N N M M — rn� w cn cn A w cn A w is w� m A m cn cn CA cn Temp W t0 N N V C1 A V W V w v rn m m rn V V V m rn rn rn rn A cn rn ca tr a> w D.O. Cn O O W N W <n -+ in A N w co W w W A N 0 N O N N" O V M CD N cn cn � N AO O OD W c3i MLSS O O co W CJl O W -Al O O OD O N O 01 O cn O W O O O A O A O A O O O w O w O W O O O CO O O O O MLVSS v 000 — o 0 0 ' 0 0 0 0o 0 � 0 0 v+ 0 � 0 w 0 is 0 i i 0 w 0 c 0 y 0 rn 0 3 30 MIN 3 3 3. W W O N CO N CO N J PO M N 0 N A N W N N N to(p O (O 07 J Q1 Ln A W N O 00 J CD CT A W N DATE c 3 3 m = Time CD rn v �4 7 :,4 rn �p C/) pH c CO CD 4� 00 � -� PO c � o w � Temp co co c c cn it -+ co D.O. cc N o_ Conductivity N O Oo w a) A O n o ORG Color o ADJ Color FECAL = U) Time V V V V 91 W pH N W N V c 0 Temp to ao w o is o 0 3 D.O. w o co � N Q o rn N CDo �''� Conductivity W N O CO V (T c� 3 ORG Color 3 ADJ Color FECAL Cover Sheet from Staff Member to Regional Supervisor DMR Review Record Facility: !�As MabaNt Permit/PipeNo.: Di ,25�7/ Month/Year ww iP Monthly Average Violations Parameter Permit Limit DMR Value % Over Limit Weekly/Daily Violations Date Parameter Permit Limitfrvpe DMR Value % Over Limit io A� �� s, Iy lb L4- z Monitoring Frequency Violations Date Parameter Permit Frequency Values Reported # of Violations Other Violations ova 2P:r-7 Completed by: Date: �//0 Regional Water Quality Supervisor Signoff:Aw", Date: P�eo� 113, �7,a� FV Sewer Collection System Annual Perfor City of Eden, North Carolin n"CF.IVED July 1, 2008 to June 30, 2009 pp Uv L 7 1009 I. General Information '� .WATER QUALITY Facility/System Name: City of Eden, Sewer Collection and Treat`rstem POINT SOURCE BRANCH Responsible Entity: City of Eden, Brad Corcoran, City Manager Person in Charge/ Contact: Collection System and Pump Stations, William Harvey, (— Received Operator -in -Responsible Charge, 336-627-7783 N.C. Deot. of ENR Mebane Bridge Wastewater Treatment Plant, Melinda S. Ward, Operator -in -Responsible Charge, 336-627-1009 SEP 14 2009 Dry Creek Wastewater Treatment Plant, Ralph Potter, Winston-Salem Operator -in -Responsible Charge, 336-627-1009 Regional office Applicable Permits: Sewer Collection System — WQC200018 Mebane Bridge Wastewater Treatment Plant — NPDES Permit NCO025071 Dry Creek Wastewater Treatment Plant — NPDES Permit NCO025151 Land Application of Wastewater Residuals — NC Permit W00003035 Description of Collection and Treatment Process: The collection system consists of 145+ miles of gravity and force main sewer pipelines. The pipelines are composed of a mixture of clay and ductile iron pipe, ranging in size from 2 to 36 inches. Age of the sewer pipelines range from new to more than 50 years old. Collection is accomplished by gravity from homes and businesses until it is necessary to pump from low elevations in force main sewer lines that transport the sewage to the treatment plants. There are 19 pump stations in the collection system. These range in size from pumping a few thousand gallons per day to more than five million gallons a day (MGD). The City has two separate collection drainage areas. The Northeast section of the city that is primarily domestic sewage is treated at the Dry Creek Wastewater Treatment Plant (DCWWTP) which has a capacity of 0.5 million gallons a day. The rest of the city sewer drains, collects or is pumped to the Mebane Bridge Wastewater Treatment Plant (MBWWTP), which can treat 13.5 million gallons per day. The treatment plants have treated on average about 0.256 MGD at DCWWTP and 5.161 MGD at MBWWTP. This means that currently the Dry Creek plant operates at about one half of its permitted capacity and the Mebane Bridge plant operates at less than half. The plants are nearly identical in their process design with their main difference only being in scale. Each of the plants has mechanical barscreens to remove larger inert material. Each plant has a grit removal system following the barscreening. Extended aeration using activated sludge is the next process at each plant to reduce and remove biochemical oxygen demand. The sludge is separated from treated water by circular clarifiers. Collected sludge or biosolids are wasted to the aerobic digesters or returned to the aeration system. Treated water to the effluent leaves the clarifiers and is disinfected with chlorine and then dechlorinated. The treated effluent is then returned to the Dan River meeting all State Permit Discharge requirements. Annual Performance Report Page 1 of 3 FV II. Maintenance Collection System The City of Eden is presently under a Special Order of Consent and has met all requirements on time to date. The City has Collection & Distribution field personnel to respond to emergencies in order to maintain the sewer collection system. Their job is to repair broken lines, installation of new sewer line, mow and maintain sewer outfall lines, and respond to, rectify and mitigate sewer bypasses. Personnel are on call nights and weekends year round to respond to emergency problems in the collection system. The City's 19 pump stations are monitored by (2) Collection & Distribution Operators 24 hours per day, 7 days per week, by remote telemetry (Mission Communications) and physically checked on normal workdays by Collection & Distribution personnel for proper operation. Maintenance crews along with C&D personnel perform scheduled preventative maintenance on each of these pump stations to protect the equipment and insure long life. An extensive warehouse of supplies and parts are maintained to address emergency breakdowns and failures in the pump stations and the sewer lines. The following was accomplished during fiscal year 2008-2009: A total of 79 Inflow & Infiltration problems were responded to and repaired. A total of 213 laterals and sewer mains were responded to and unstopped. A total of 18.46 miles (97,466') of sewer mains throughout the City of Eden were either CCTV & or Rodded throughout the City of Eden. Treatment Plants Treatment Plant Operators are on duty 24 hours per day, 7 days per week, to insure proper treatment of all incoming wastewater. They monitor plant equipment and do inspections during each shift to insure process control and the mechanical operation of the equipment. Maintenance personnel are available each day to service equipment and are on call nights and weekends for emergency repairs, if the treatment equipment suffers failure. A large parts inventory is maintained of the items that have historically been prone to failure. III. Performance Collection Svstem Operations There were 20 events in the past 12 months where raw sewage was overflowed or bypassed from the gravity collection system to surface waters. Gravity flow/Force Mains pipelines in the collection system bypassed to surface waters totaled 7,411 gallons. Causes of these bypasses were blockages from grease, roots entering pipes at taps and pipe joints, and vandalism where rocks, sticks, boards and other debris were placed in manholes. Of our 19 pump stations; (4) pump stations had bypassing during the last 12 months in 16 separate events. They were as follows: Bridge Street (4) — 39,796 gallons, Covenant Branch (6) — 125,881 gallons, Meadow Greens (4) — Railroad (2) 1,224 gallons. When overflows or bypasses occurred, the affected sites were evaluated, disinfected or receiving streams monitored for environmental impacts as conditions dictated. Annual Performance Report Page 2 of 3 FV Treatment Plants Operations Compliance with North Carolina NPDES (National Pollution Discharge Elimination System) Permit is based on meeting discharge parameters set forth in the NPDES Permit. This information is reported monthly to the North Carolina Department of Environment and Natural Resources through self -monitoring reports. The following is a summary of our plant permit compliance for the last 12 months: Reporting Month Mebane Bridge Plant Dry Creek Plant July 2008 Compliant Compliant August 2008 Compliant Compliant September 2008 Compliant Compliant October 2008 Compliant Compliant November 2008 Compliant Non -Compliant' December 2008 Compliant Non-Complian? January 2009 Compliant Compliant February 2009 Compliant Compliant March 2009 Compliant Compliant April 2009 Compliant Compliant May 2009 Compliant Compliant June 2009 Compliant Compliant ' The Dry Creek WWTP was non -compliant for the week for violation of its permitted fecal coliform limit. 2 The Dry Creek WWTP was non -compliant for the month for failure to collect and analyze required quarterly samples within the allowed timeframe. 3 The Mebane Bridge WWTP met all limits, but failed to achieve 85% removal of Total Suspended Solids. IV. Notification This report will be submitted to the State Division of Water Quality and be released to the local news media and posted on the City's internet web site at www.ci.eden.nc.us. V. Certification "I certify, under penalty of law, that this document and all attachments were prepared under my direction of supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fines and imprisonment for knowing violation." Brad Co ran Signature of City Manager ,9arLe Date Annual Performance Report Page 3 of 3 LEMA NCDENR North Carolina Department of Environment and Natural Resources Division of Water Quality Beverly Eaves Perdue Coleen H. Sullins Dee Freeman Governor Director Secretary 11 March 2009 Mr. Brad Corcoran, City Manager City of Eden 308 East Stadium Drive Eden, NC 27288 SUBJECT: NPDES General Stormwater Permit NCG110000 & No Exposure Certification NCGNE0580 Mebane Bridge Wastewater Treatment Plant Rockingham County Dear Mr. Corcoran: 1. Our office sent you a letter on 31 December 2008 notifying you that the City of Eden needed to apply for an obtain an NCG110000 NPDES General Stormwater Permit for the city's Mebane Bridge Wastewater Treatment plant. In response to that correspondence we received a No Exposure Certification (NEC) from Ms. Melinda Ward, the city's Wastewater Superintendent, on 16 January 2009. 2. As a result of 'Ms. Ward's NEC submittal and a visit to plant by Mr. Ron Boone, of this office, to verify conditions at the plant, we have determined that there is currently no stormwater point source discharge from the plant to waters of the State. Consequently, neither the NCG110000 general stormwater permit,. nor the No Exposure Certification is required by the city for stormwater discharges from the plant. 3. Please bear in mind however, that if conditions at the plant change and a stormwater point source discharge occurs at a later time, then the city would need to obtain either the general permit or the NEC. 4. Please consider this the Division's official acknowledgement that neither the general permit nor the NEC are required for the Mebane Bridge Wastewater Treatment Plant, at this time. If you have any questions regarding this matter, please do not hesitate to contact Mr. Boone or me at 336-771-5000. Sincerely, Steve W. Tedder Water Quality Regional Supervisor Winston-Salem Region Division of Water Quality Attachments: BIMS Inspection Checklist CC: Central Files w/ atchs WSRO/SWP Files w/ atchs Melinda Ward, ORC Mebane Bridge Wastewater Treatment Plant P.O. Box 70 , Eden, NC 27289-0070 North Carolina Division of Water Quality, Winston-Salem Regional Office Location: 585 Waughtown St. Winston-Salem, North Carolina 27107 Phone: 336-771-50001 FAX: 336-77146301 Customer Service: 1-877-623-6748 Internet www.ncwaterquality.org ne NorthCarolina NatumilY Division of Water Quality Division of Soil and Water Conservation ❑ Other Agency Facility Number: Facility Status: Active Permit: NCGNE0580 ❑ Denied Access Inspection Type: Compliance Evaluation Inactive or Closed Date: Reason for Visit: Routine County: Rockingham Region: Winston-Salem Date of Visit: 02/15/2009 Entry Time:08:00 AM Exit Time: 09700 AM Incident #: Farm Name: Mebane Bridae Wastewater Plant Owner Email: dennis.asburvOci.ede Owner: City of Eden Phone: 336-627-2110 Mailing Address: PO Box 70 Eden NC 272890070 . � Physical Address: 204 Mebane Bridge Rd Eden NC 27288 Facility Status: ❑ Compliant ❑ Not Compliant Location of Farm: Question Areas: 0 Discharges & Stream Impacts Integrator: Latitude: Longitude: _ Certified Operator: Melinda Sessoms Ward Operator Certification Number: 991630 Secondary OIC(s): On -Site Representative(s): Name Title Phone 24 hour contact name Melinda Ward Phone: On -site representative Melinda Ward Phone: Primary Inspector: Ron B Phone: 704-663-1699 Ext.2202 Inspector Signature: Date: --3 Secondary Inspector(s): Inspection Summary: Inspection revealed that there is no SW point source discharge from the plant. Therefore, no SW permit or No Exposure Certification is required. Page: 1 x NA NCDENR North Carolina Department of Environment and Natural Resources Division of Water Quality Beverly Eaves Perdue Coleen H. Sullins Dee Freeman Governor Director Secretary RECEIVED February 6, 2009 N.C. Dept. of ENk FEB 2 0 2009 Mr. Stephen B. Corcoran Winston-Salem City of Eden Regional Office __-- 308 East Stadium Drive Eden, North Carolina 27288 SUBJECT: Authorization to Construct A to C No. 025071A03 City of Eden Mebane Bridge W WTP Biosolids Dewatering Facility — Phase 2 Process, Plumbing, Mechanical, and Electrical Package Rockingham County Dear Mr. Corcoran: A letter of request for an Authorization to Construct was received November 17, 2008, by the Division, and final plans and specifications for the subject project have been reviewed and found to be satisfactory. Authorization is hereby granted for the Phase 2 (Process, Plumbing, Mechanical & Electrical) construction of the Biosolids Dewatering Facility at the existing 13.5 MGD Wastewater Treatment Plant, with discharge of treated wastewater into the Dan River in the Roanoke Basin. With the completion of Phase 1 (Site Work and Foundation Package, A to C No. 025071A02) and the Phase 2 Biosolids Dewatering Facility construction projects, the Biosolids Dewatering Facility will be operational. This authorization results in no increase in design or permitted capacity and is awarded for the construction of the following specific modifications: A biosolids dewatering facility consisting of a 50,000 gallon bolted -steel sludge storage tank; a 28-foot by 46-foot dewatering building which houses a 350 gpm sludge feed pump, a 2 meter sludge belt filter press rated at 2,000 pounds/hour, polymer feed system, and washwater pump; sludge conveyer; a 14,800 ft` dewatering sludge storage shelter; associated site work and yard piping, in conformity with the project plans, specifications, and other supporting data subsequently filed and approved by the Department of Environment and Natural Resources. This Authorization to Construct is issued in accordance with Part III, Paragraph A of NPDES Permit No. NCO025071 issued December 23, 2008, and shall be subject to revocation 1617 Mail Service Center, Raleigh, North Carolina 27699-1617 One Location: 512 N. Salisbury St. Raleigh, North Carolina 27604 NorthCarolina Phone: 919-807-6300 \ FAX: 919.807-6492 \ Customer Service: 1-877.623.6748 / 1 An Equal Opportunity 1 Affirmative Action Employer bL K` I�tily Mr. Stephen B. Corcoran February 6, 2009 Page 2 unless the wastewater treatment facilities are constructed in accordance with the conditions and limitations specified in Permit No. NC0025701. The sludge generated from these treatment facilities must be disposed of in accordance with G.S. 143-215.1 and in a manner approved by the North Carolina Division of Water Quality. In the event that the facilities fail to perform satisfactorily, including the creation of nuisance conditions, the Permittee shall take immediate corrective action, including those as may be required by this Division, such as the construction of additional or replacement wastewater treatment or disposal facilities. The Winston-Salem Regional Office, telephone number (336) 771-5000, shall be notified at least forty-eight (48) hours in advance of operation of the installed facilities so that an on site inspection can be made. Such notification to the regional supervisor shall be made during the normal office hours from 8:00 a.m. until 5:00 p.m. on Monday through Friday, excluding State Holidays. Upon completion of construction and prior to operation of this permitted facility, a certification must be received from a professional engineer certifying that the permitted facility has been installed in accordance with the NPDES Permit, this Authorization to Construct and the approved plans and specifications. Mail the Certification to. Construction Grants & Loans, DWQ/DENR, 1633 Mail Service Center, Raleigh, NC 27699-1633. Upon classification of the facility by the Certification Commission, the Permittee shall employ a certified wastewater treatment plant operator to be in responsible charge (ORC) of the wastewater treatment facilities. The operator must hold a certificate of the type and grade at least equivalent to or greater than the classification assigned to the wastewater treatment facilities by the Certification Commission. The Permittee must also employ a certified back-up operator of the appropriate type and grade to comply with the conditions of T15A:8G.0202. The ORC of the facility must visit each Class I facility at least weekly and each Class II, III and W facility at least daily, excluding weekends and holidays, must properly manage the facility, must document daily operation and maintenance of the facility, and must comply with all other conditions of T15A:8G.0202. A copy of the approved plans and specifications shall be maintained on file by the Permittee for the life of the facility. During the construction of the proposed additions/modifications, the permittee shall continue to properly maintain and operate the existing wastewater treatment facilities at all times, and in such a manner, as necessary to comply with the effluent limits specified in the NPDES Permit. You are reminded that it is mandatory for the project to be constructed in accordance with the North Carolina Sedimentation Pollution Control Act, and when applicable, the North Mr. Stephen B. Corcoran February 6, 2009 Page 3 Carolina Dam Safety Act. In addition, the specifications must clearly state what the contractor's responsibilities shall be in complying with these Acts. Prior to entering into any contract(s) for construction, the recipient must have obtained all applicable permits from the State. Failure to abide by the requirements contained in this Authorization to Construct may subject the Permittee to an enforcement action by the Division of Water Quality in accordance with North Carolina General Statute 143-215.6A to 143-215.6C. The issuance of this Authorization to Construct does not preclude the Permittee from complying with any and all statutes, rules, regulations, or ordinances which may be imposed by other government agencies (local, state, and federal) which have jurisdiction. One (1) set of approved plans and specifications is being forwarded to you. If you have any questions or need additional information, please contact Seth Robertson, P.E. at telephone number (919) 715-6206. Sincerely, 6_,6--�oleen H. Sullins kp:sr cc: C.V. Brooks, IV, P.E. — Hightill Infrastructure Engineering, P.C., 3804 Park Avenue, Unit A, Wilmington, NC 28403 Rockingham County Health Department DWQ, Winston-Salem Regional Office, Surface Water Protection DWQ, Technical Assistance and Certification Unit DWQ, Point Source Branch, NPDES Program Daniel Blaisdell, P.E. Ken Pohlig, P.E. Seth Robertson, P.E. ATC File City of Eden Mebane Bridge Road WWTP Biosolids Dewatering Facility Phase 2 — Process, Plumbing, Mechanical and Electrical Package A To C No. 025071 A03 Issued February 6, 2009 Engineer's Certification I, , as a duly registered Professional Engineer in the State of North Carolina, having been authorized to. observe (periodically/weekly/full time) the construction of the Phase 2, Biosolids Dewatering Facility (Process, Plumbing, Mechanical, and Electrical Package) at the Mebane Bridge Road WWTP, located at 204 Mebane Bridge Road, south of Eden in Rockingham County for the City of Eden, hereby state that, to the best of my abilities, due care and diligence was used in the observation of the following construction: A Biosolids dewatering facility consisting of a 50,000 gallon bolted -steel sludge storage tank; a 28-foot by 46-foot dewatering building which houses a 350 gpm sludge feed pump, a 2 meter sludge belt filter press rated at 2,000 pounds/hour, polymer feed system, and washwater pump; sludge conveyer; a 14,800 ft2 dewatering sludge storage shelter; associated site work and yard piping, in conformity with the project plans, specifications, and other supporting data subsequently filed and approved by the Department of Environment and Natural Resources. I certify that the construction of the above referenced project was observed to be built within substantial compliance and intent of the approved plans and specifications. We understand that the Biosolids Dewatering Facility may NOT be operated until both the Phase 1 (Site Work and Foundation Package, A to C No. 025071A02) Engineer Certification and this Engineer Certification have been completed. Signature Registration N Date Send to: Construction Grants & Loans DENR/DWQ 1633 Mail Service Center Raleigh, NC 27699-1633 LPIWA NCDENR North Carolina Department of Environment and Natural Resources Beverly Eaves Perdue Governor Mr. Stephen B. Corcoran City of Eden 308 East Stadium Drive Eden, North Carolina 27288 Dear Mr. Corcoran: Division of Water Quality Coleen H. Sullins Director February 18, 2009 SUBJECT: City of Eden Mebane Bridge WWTP Dee Freeman Secretary kECEIVED N.C. Dept. of E N R FEB 2 0 2009 Winston-Salem Regional Office Biosolids Dewatering Facility — Phase 2 Process, Plumbing, Mechanical, and Electrical Package A to C No. 025071 A03 Transmittal of Approved Plans and Specifications Enclosed is a copy of the plans and specifications, which were approved on February 6, 2009. The subject documents have been stamped "approved" for your records. A copy is also being forwarded to your engineer and to the Winston-Salem Regional Office. The Permittee should retain these documents for the life of the facility. Should you have questions regarding this matter, call me at (919) 715-6206. Sincerely, . ° ,% Seth Robertson, P.E., Supervisor Design Management Unit kp: sr Enclosures cc: C.V. Brooks, IV, P.E. — Highfill Infrastructure Engineering, P.C., 3804 Park Avenue, Unit A, Wilmington, NC 28403 Mike Matousek, Kemp, Inc., 2217 Lynmore Drive, Sherrills Ford, NC 28673 Bill Cotter, Synagro, LLC, 1270 Lancaster Highway, Pineville, NC 28134 DWQ Winston-Salem Regional Office Daniel Blaisdell, P.E. Ken Pohlig, P.E. ATC File 1633 Mail Service Center, Raleigh, North Carolina 27699-1633 One Location: 2728 Capital Blvd. Raleigh, North Carolina 27604 NorthCal'olina Phone: 919-733-6900 \ FAX: 919-715-6229 \ Customer Service: 1-877-623-6748 Internet: www.ncwaterquality.org �aturall� An Equal opportunity \ Affirmative Acton Employer TFEB EIVED Ark oL of ENRF _ 12009 NCDENR Winston-Salem i North Carolina Department of Environment and Natural Resources Region,,, °"� Division of Water Quality Beverly Eaves Perdue Coleen H. Sullins Dee Freeman Governor Director Secretary February 6, 2009 Mr. Stephen B. Corcoran City of Eden 308 East Stadium Drive Eden, North Carolina 27288 SUBJECT: Authorization to Construct A to C No. 025071 A03 City of Eden Mebane Bridge WWTP Biosolids Dewatering Facility — Phase 2 Process, Plumbing, Mechanical, and Electrical Package Rockingham County Dear Mr. Corcoran: A letter of request for an Authorization to Construct was received November 17, 2008, by the Division, and final plans and specifications for the subject project have been reviewed and found to be satisfactory. Authorization is hereby granted for the Phase 2 (Process, Plumbing, Mechanical & Electrical) construction of the Biosolids Dewatering Facility at the existing 13.5 MGD Wastewater Treatment Plant, with discharge of treated wastewater into the Dan River in the Roanoke Basin. With the completion of Phase 1 (Site Work and Foundation Package, A to C No. 025071A02) and the Phase 2 Biosolids Dewatering Facility construction projects, the Biosolids Dewatering Facility will be operational. This authorization results in no increase in design or permitted capacity and is awarded for the construction of the following specific modifications: A biosolids dewatering facility consisting of a 50,000 gallon bolted -steel sludge storage tank; a 28-foot by 46-foot dewatering building which houses a 350 gpm sludge feed pump, a 2 meter sludge belt filter press rated at 2,000 pounds/hour, polymer feed system, and washwater pump; sludge conveyer; a 14,800 ft2 dewatering sludge storage shelter; associated site work and yard piping, in conformity with the project plans, specifications, and other supporting data subsequently filed and approved by the Department of Environment and Natural Resources. This Authorization to Construct is issued in accordance with Part III, Paragraph A of NPDES Permit No. NCO025071 issued December 23, 2008, and shall be subject to revocation 1617 Mail Service Center, Raleigh, North Carolina 27699-1617 One 512 N. Salisbury St. Raleigh, North Carolina 27604 NorthCarolina Phone: 919-807-6300 \ FAX: 919-807.6492 \ Customer Service: 1-877-623-6748 Internet: www.nnity \ Affirmative rg Action Naturally An Equal Opportunity 1 ANinnative Action Employer " Mr. Stephen B. Corcoran February 6, 2009 Page 2 unless the wastewater treatment facilities are constructed in accordance with the conditions and limitations specified in Permit No. NC0025701. The sludge generated from these treatment facilities must be disposed of in accordance with G.S. 143-215.1 and in a manner approved by the North Carolina Division of Water Quality. In the event that the facilities fail to perform satisfactorily, including the creation of nuisance conditions, the Permittee shall take immediate corrective action, including those as may be required by this Division, such as the construction of additional or replacement wastewater treatment or disposal facilities. The Winston-Salem Regional Office, telephone number (336) 771-5000, shall be notified at least forty-eight (48) hours in advance of operation of the installed facilities so that an on site inspection can be made. Such notification to the regional supervisor shall be made during the normal office hours from 8:00 a.m. until 5:00 p.m. on Monday through Friday, excluding State Holidays. Upon completion of construction and prior to operation of this permitted facility, a certification must be received from a professional engineer certifying that the permitted facility has been installed in accordance with the NPDES Permit, this Authorization to Construct and the approved plans and specifications. Mail the Certification to: Construction Grants & Loans, DWQ/DENR, 1633 Mail Service Center, Raleigh, NC 27699-1633. Upon classification of the facility by the Certification Commission, the Permittee shall employ a certified wastewater treatment plant operator to be in responsible charge (ORC) of the wastewater treatment facilities. The operator must hold a certificate of the type and grade at least equivalent to or greater than the classification assigned to the wastewater treatment facilities by the Certification Commission. The Permittee must also employ a certified back-up operator of the appropriate type and grade to comply with the conditions of T15A:8G.0202. The ORC of the facility must visit each Class I facility at least weekly and each Class Il, III and IV facility at least daily, excluding weekends and holidays, must properly manage the facility, must document daily operation and maintenance of the facility, and must comply with all other conditions of T15A:8G.0202. A copy of the approved plans and specifications shall be maintained on file by the Permittee for the life of the facility. During the construction of the proposed additions/modifications, the permittee shall continue to properly maintain and operate the existing wastewater treatment facilities at all times, and in such a manner, as necessary to comply with the effluent limits specified in the NPDES Permit. You are reminded that it is mandatory for the project to be constructed in accordance with the North Carolina Sedimentation Pollution Control Act, and when applicable, the North Mr. Stephen B. Corcoran February 6, 2009 Page 3 Carolina Dam Safety Act. In addition, the specifications must clearly state what the contractor's responsibilities shall be in complying with these Acts. Prior to entering into any contract(s) for construction, the recipient must have obtained all applicable permits from the State. Failure to abide by the requirements contained in this Authorization to Construct may subject the Permittee to an enforcement action by the Division of Water Quality in accordance with North Carolina General Statute 143-215.6A to 143-215.6C. The issuance of this Authorization to Construct does not preclude the Permittee from complying with any and all statutes, rules, regulations, or ordinances which may be imposed by other government agencies (local, state, and federal) which have jurisdiction. One (1) set of approved plans and specifications is being forwarded to you. If you have any questions or need additional information, please contact Seth Robertson, P.E. at telephone number (919) 715-6206. Sincerely, /6JColeen H. Sullins kp:sr cc: C.V. Brooks, IV, P.E. — Highfill Infrastructure Engineering, P.C., 3804 Park Avenue, Unit A, Wilmington, NC 28403 Rockingham County Health Department DWQ, Winston-Salem Regional Office, Surface Water Protection DWQ, Technical Assistance and Certification Unit DWQ, Point Source Branch, NPDES Program Daniel Blaisdell, P.E. Ken Pohlig, P.E. Seth Robertson, P.E. ATC File City of Eden Mebane Bridge Road WWTP Biosolids Dewatering Facility Phase 2 — Process, Plumbing, Mechanical and Electrical Package A To C No. 025071A03 Issued February 6, 2009 Engineer's Certification I, , as a duly registered Professional Engineer in the State of North Carolina, having been authorized to observe (periodically/weekly/full time) the construction of the Phase 2, Biosolids Dewatering Facility (Process, Plumbing, Mechanical, and Electrical Package) at the Mebane Bridge Road WWTP, located at 204 Mebane Bridge Road, south of Eden in Rockingham County for the City of Eden, hereby state that, to the best of my abilities, due care and diligence was used in the observation of the following construction: A biosolids dewatering facility consisting of a 50,000 gallon bolted -steel sludge storage tank; a 28-foot by 46-foot dewatering building which houses a 350 gpm sludge feed pump, a 2 meter sludge belt filter press rated at 2,000 pounds/hour, polymer feed system, and washwater pump; sludge conveyer; a 14,800 ft'` dewatering sludge storage shelter; associated site work and yard piping, in conformity with the project plans, specifications, and other supporting data subsequently filed and approved by the Department of Environment and Natural Resources. I certify that the construction of the above referenced project was observed to be built within substantial compliance and intent of the approved plans and specifications. We understand that the Biosolids Dewatering Facility may NOT be operated until both the Phase 1 (Site Work and Foundation Package, A to C No. 025071A02) Engineer Certification and this Engineer Certification have been completed. Signature Registration No. Date Send to: Construction Grants & Loans DENR/DWQ 1633 Mail Service Center Raleigh, NC 27699-1633 ppppppp, eit* - —5 5 am n L_r a� ( SeXU4Ceb 7Z0 WcotewaieA J wabnent Want a z V v January 14, 2009 �c o Stormwater Permitting Unit Division of Water Quality 7 1617 Mail Service Center �� Raleigh, North Carolina 27699-1617 To Whom It May Concern: We recently received a letter from our regional office in Winston Salem informing us that we were suppose to have a general stormwater permit for our facility. This has never been mentioned in previous inspections, but we are now prepared to correct this oversight. Our facility is greater than 1.0 MGD, but because of our plant design, we feel that we are eligible for the "No Exposure Certificate". Currently all of our plant drains are collected together and pumped back to the head of the plant. All of our chemicals are in secondary containment areas with storm drains connected to the plant drain system. All screenings and grit are drained on sand drying beds that were previously used for sludge disposal. The beds are equipped with an underground drain system to collect leachate from the solids and pump them back to the head of the plant. The only system in place for stormwater that is not pumped back to the head of the plant is a drainage ditch around the perimeter of the plant that collects rainwater and carries it away from the plant to prevent inflow into our basins. Attached is our application for a "No Exposure Certificate" completed to the best of my knowledge. Please review and inform us as to whether or not we are indeed eligible. We will be happy to comply with any additional information or inspections. Sincerely, PA;,t,0& (aj Melinda S. Ward Wastewater Superintendent Cc: Ronald Boone, NC-DWQ, Winston Salem Regional Office P. O. Box 70 a Eden, NC 27289-0070 9 (336) 627-1009 • Fax (336) 627-9968 pppp'r' A'*AA& NCDENR r, vR,4w,,i .Vlh NcLrA nr _Ilrs Division of Water Quality / Surface Water Protection National Pollutant Discharge Elimination System NO EXPOSURE CERTIFICATION for Exclusion NCGNE0000 NO EXPOSURE CERTIFICATION FOR AGENCY USE ONLY Date Received Year Month Day Certificate of Coverage NCGNE 5 tJ Please check here if this is a renewal: ❑ RENEWAL National Pollutant Discharge Elimination System application for exclusion from a Stormwater Permit based on NO EXPOSURE: Submission of this No Exposure Certification constitutes notification that your facility does not require a permit for stormwater discharges associated with industrial activity in the State of North Carolina because it qualifies for a no exposure exclusion. A condition of no exposure at an industrial facility means all industrial materials and activities are protected by a storm resistant shelter (with some exceptions) to prevent exposure to rain, snow, snowmelt, and/or runoff. For permitted facilities in North Carolina, DWQ must approve your application for No Exposure Certification before this exclusion is effective. Until you are issued a No Exposure Certification and your NPDES permit is rescinded, your facility must continue to abide by the terms and conditions of the current permit. Industrial materials or activities include, but are not limited to: material handling equipment or activities, industrial machinery, raw materials, intermediate products, by-products, final products, or waste products. Material handling activities include the storage, loading and unloading, transportation, or conveyance of any raw material, intermediate product, final product or waste product. A storm resistant shelter is not required for the following industrial materials and activities: drums, barrels, tanks, and similar containers that are tightly sealed, provided those containers are not deteriorated and do not leak. "Sealed" means banded or otherwise secured and with locked or non -operational taps or valves; adequately maintained vehicles used in material handling; and final products, other than products that would be mobilized in stormwater discharges (e.g., rock salt). A No Exposure Certification must be provided for each facility qualifying for the no exposure exclusion. In addition, the exclusion from NPDES permitting is available on a facility -wide basis only —not for individual outfalls. If any industrial activities or materials are, or will be, exposed to precipitation, the facility is not eligible for the no exposure exclusion. By signing and submitting this No Exposure Certification form, you certify that a condition of no exposure exists at this facility or site and are obligated to comply with the terms and conditions of 40 CFR 122.26(g). You are required to reapply for the No Exposure Exclusion once every five (5) years. For questions, please contact the DWQ Regional Office for your area. (See page 6) (Please print or type) 1) Mailing address of ownerr'/operator (address to which all certification correspondence will be mailed): Name t i+ c t 6 'f E&F.i'1 Contact Street Address City Telephone No. �ci-e,.n State ZIP Code S 1 33 (co23—al/ ,x '9 Fax- 33L, C 3—'40gI Page 1 of 6 SWU-NE-120108 Last revised 12/1/2008 ppppr- NCGNEOOOO No Exposure Certification 2) Location of facility producing discharge: Facility Name Facility Contact Street Address City County Telephone No. 3) Physical location information: Please provide a narrative description of how to get to the facility (use street names, state ro distance and direction from a roadway intersection). j�4_M t &n 1'1'le 60-n Q Tm i (A copy of a map with the facility clearly located on it should be included with the certification application.) 4) Is the facility located on Native American Lands? ❑ Yes 4R'No 5) Is this a Federal facility? ❑ Yes ONO 6) Latitude 3(D . y g Longitude �� Y (deg., min., seconds) 7) This NPDES No Exposure Exclusion application applies to which of the following: ❑ New or Proposed Facility Date operation is to begin c� / _ r� Existing Date operation began I i lP ❑ Renewal of existing No Exposure Certification Certification No.: NCGNE 8) Was this facility or site ever covered under an NPDES Stormwater Permit? ❑ Yes is 0 If yes, what is the NPDES Permit Number? 9) Standard Industrial Classification: and Provide the 4 digit Standard Industrial Classification Code (SIC Code) that describes the primary industrial activity at this facility SIC Code: 1_/ -1 S 12, 10) Provide a brief description of the types of industrial activities and products produced at this facility: 11) Does this facility have any Non -Discharge permits (ex: recycle permits)? ❑ No L.'fes If yes, list the permit numbers for all current Non -Discharge permits for this facility: D D D O 3 S Page 2 of 6 SWU-NE-120108 Last revised 12/1/2008 P pppr- NCGNE0000 No Exposure Certification Exposure Checklists (12. - 14.) 12) Are any of the following materials or activities exposed to precipitation, now or in the foreseeable future? (Please check either "Yes" or "No.") If you answer "Yes" to any of these items, you are not eligible for the no exposure exclusion. a. Using, storing, or cleaning industrial machinery or equipment, and areas where ❑ Yes E!rNo ❑ N/A residuals from using, storing or cleaning industrial machinery or equipment remain and are exposed to stormwater b. Materials or residuals on the ground or in stormwater inlets from spills/leaks ❑ Yes Ao ❑ N/A c. Materials or products from past industrial activity ❑ Yes V'No ❑ N/A d. Material handling equipment (except adequately maintained vehicles) ❑ Yes I"No ❑ N/A e. Materials or products during loading/unloading or transporting activities ❑ Yes VNo ❑ N/A f. Materials or products stored outdoors (except final products intended for outside ❑ Yes "o ❑ N/A use [e.g., new cars] where exposure to stormwater does not result in the discharge of pollutants) g. Materials contained in open, deteriorated or leaking storage drums, barrels, tanks, ❑ Yes "o ❑ N/A and similar containers h. Materials or products handled/stored on roads or railways owned or maintained by ❑ Yes VNo ❑ N/A the discharger i. Waste material (except waste in covered, non -leaking containers [e.g., dumpsters]) ❑ Yes eo ❑ N/A j. Application or disposal of process wastewater (unless otherwise permitted) ❑ Yes Rr`No ❑ N/A k. Particulate matter or visible deposits of residuals from roof stacks and/or vents not ❑ Yes EiNo ❑ N/A otherwise regulated (i.e., under an air quality control permit) and evident in the stormwater outflow I. Empty containers that previously contained materials that are not properly stored ❑ Yes P/No ❑ N/A (i.e., not closed and stored upside down to prevent precipitation accumulation) m. For any exterior ASTs, as well as drums, barrels, tanks, and similar containers ❑ Yes BINo ❑ N/A stored outside, has the facility had any releases in the past three (3) years? 13) Above Ground Storage Tanks (ASTs): If you answer "No" to any of the following items, you are not eligible for the no exposure exclusion. a. Are exterior ASTs or piping free of rust, damaged or weathered coating, pits, or deterioration, or evidence of leaks? b. Is secondary containment provided for all exterior ASTs? If so, is it free of any cracks, holes, or evidence of leaks, and are drain valves maintained locked shut? Yes ❑ No ❑ N/A '(Yes []No ❑ N/A Page 3 of 6 SWU-NE-120108 Last revised 12/1/2008 P P NCGNE0000 No Exposure Certification 14) Secondary Containment: If you answer "No" to any of the following items, you are not eligible for the no exposure exclusion. a. Is secondary containment provided for single above ground storage containers El"Yes ❑ No ❑ N/A (including drums, barrels, etc.) with a capacity of more than 660-gallons? b. Is secondary containment provided for above ground storage containers stored O/Yes ❑ No ❑ N/A in close proximity to each other with a combined capacity of more than 1,320- gallons? c. Is secondary containment provided for Title III Section 313 Superfund Aes ❑ No ❑ N/A Amendments and Reauthorization Act (SARA) water priority chemicals*? d. Is secondary containment provided for hazardous substances** designated in 40 2"Yes ❑ No ❑ N/A CFR §116? e. Are release valves on all secondary containment structures locked? ❑ Yes ❑ No i/N/A 15) Hazardous Waste: a. Is this facility a Hazardous Waste Treatment, Storage, or Disposal Facility? ❑ Yes W/No ❑ N/A b. Is this facility a Small Quantity Generator (less than 1000 kg. of hazardous waste ❑ Yes VNo ❑ N/A generated per month) of hazardous waste? c. Is this facility a Large Quantity Generator (1000 kg. or more of hazardous waste ❑ Yes "o ❑ N/A generated per month) of hazardous waste? If you answered yes to questions b. or c., please provide the following information: Type(s) of waste: How is material stored: Where is material stored: How many disposal shipments per year: Name of transport / disposal vendor: Vendor address: Footnotes to Questions 14) c. & d. *Note that amounts below the 660-gallon (single) and 1,320-gallon (combined) bulk storage minimums require secondary containment. However, some exceptions may be made for de minimis amounts of certain substances, and/or other qualifiers, as described in the exemptions from reporting requirements of Title III SARA 313 in 40 CFR §372.38. **Note that amounts below the 660-gallon (single) and 1,320-gallon (combined) bulk storage minimums require secondary containment. However, some exceptions may be made for amounts less than the Reportable Quantities of the hazardous substances listed in 40 CFR §117.3. Page 4 of 6 SWU-NE-120108 Last revised 12/1/2008 CCGNE00 00 No Exposure Certification 16) Certification: I certify under penalty of law that I have read and understand the eligibility requirements for claiming a condition of "no exposure" and obtaining an exclusion from NPDES stormwater permitting. I certify under penalty of law that there are no discharges of stormwater contaminated by exposure to industrial activities or materials from the industrial facility or site identified in this document (except as allowed under 40 CFR 122.26(g)(2)). I understand that I am obligated to submit a no exposure certification form once every five (5) Years to the North Carolina Division of Water Quality and, if requested, to the operator of the local municipal separate storm sewer system (MS4) into which the facility discharges (where applicable). I understand that I must allow the North Carolina Division of Water Quality, or MS4 operator where the discharge is into the local MS4, to perform inspections to confirm the condition of no exposure and to make such inspection reports publicly available upon request. In the event that the site no longer qualifies for a No Exposure Exclusion, I understand that I must obtain coverage under an NPDES permit prior to any point source discharge of stormwater from the facility. Additionally, I certify under penalty of law that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gathered and evaluated the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is to the best of my knowledge and belief true, accurate and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violations. I certify that I am familiar with the information contained in this application and that to the best of my knowledge and belief such information is true, complete, and accurate. Printed Name of Person Signing: 6r#.j Title: C i InL A.1 A.40,1 (Signature of Applicant) iO4 vq (Date Signed) Please note: This application for the No Exposure Exclusion is subject to approval by the NCDENR Regional Office prior to issuance. The Regional Office may inspect your facility for compliance with no exposure conditions prior to that approval. The Regional Office may also inspect your facility at any time in the future for compliance with the No Exposure Exclusion. North Carolina General Statute 143-215.6 13Q) provides that: Any person who knowingly makes any false statement, representation, or certification in any application, record, report, plan, or other document filed or required to be maintained under this Article or a rule implementing this Article; or who knowingly makes a false statement of a material fact in a rulemaking proceeding or contested case under this Article; or who falsifies, tampers with, or knowingly renders inaccurate any recording or monitoring device or method required to be operated or maintained under this Article or rules of the [Environmental Management) Commission implementing this Article shall be guilty of a Class 2 misdemeanor which may include a fine not to exceed ten thousand dollars ($10,000). There is currently no flee for a No Exposure Exclusion. Page 5 of 6 SWU-NE-120108 Last revised 12/1/2008 PPP7NC Areas Subject to Phase II Post -Construction & Other Stormwater Progra... Page I of I Areas Subject to Phase II Post -Construction & Other Stormwater Program Requirements Map Legend Interstates sa-m+ate• 04* LOUT Roads ■ Ove, woo:+q Secondary sto.mwater Rograms ' Roads Phase ll Areas no atherwee Primary Roads iftme'aa ■ SA waters sI Us ngnwer 'V IIC Mghwar 0 1C��ounties HYdro9raphy (Arts) Hydrography ■ 1:24K Polrgons Municipal Boundaries Stormwater Jurisdiction . Coastal Stormwater Rogram . Lotat Stmmwatn Roryam . Non -coastal State stormwater Rawam (coot) The map representations are the best available as of July 1, 2008. Please check with the local government (city or county) in your location to verify specific storrnwater requirements. . Areas subject to Stormwater Post -Construction (Permitting) are based on existing programs an Session law 2006-246. NC Division of Water Quality, 1/6/2009 r Ro..i _eve't St i-o: .mot ', _ 1st St ,� z r —•��� 1- O , o _ 87 f Y P' I Results Contact : Npne DENR Region : Winston-Salem County : ROCKINGHAM None, incorporated Permitting None Basis : Eden TYPe area Notes : Not in Phase II county httn-//204-211.239-202/stormwater/print.asnx?CMD=INIT&XMIN=-79.80916266766013&... 1 /6/2009 P P NCGNE0000 No Exposure Certification Final Checklist This application should include the following items: r This completed application and all supporting documentation. A map with the location of the facility clearly marked. ❑ If this is a renewal, indicated current NCGNE number in Question 7. Mail the entire package to: Stormwater Permitting Unit Division of Water Quality 1617 Mail Service Center Raleigh, North Carolina 27699-1617 Note The submission of this document does not guarantee the issuance of a No Exposure Exclusion. For questions, please contact the DWQ Regional Office for your area. DWQ Regional Office Contact Information: Asheville Office ...... (828) 296-4500 Fayetteville Office ... (910) 433-3300 Mooresville Office ... (704) 663-1699 Raleigh Office ........ (919) 791-4200 Washington Office ...(252) 946-6481 Wilmington Office ... (910) 796-7215 Winston-Salem ...... (336) 771-5000 Central Office .........(919) 807-6300 Page 6of6 SWU-NE-120108 Last revised 12/1/2008 December 19, 2008 5520 Ms. Melinda S. Ward Mebane Bridge WWTP PO Box 70 Eden, NC 27289-0070 Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources SUBJECT: Wastewater/Groundwater Laboratory Certification Renewal FIELD PARAMETERS ONLY Dear: Mrs. Ward Coleen H. Sullins, Director Division of Water Quality RECEIVED N eot of ENR JAN p ,.. Z, 0-Salern Regional ophao The Department of Environment and Natural Resources, in accordance with the provisions of NC GS 143-215- .3 (a) (10), 15 NCAC 2H .0800, is pleased to renew certification for your laboratory to perform specified environmental analyses required by EMC monitoring and reporting regulations 15 NCAC 2B .0500, 2H .0900 and 2L .0100, .0200, .0300, and 2N .0100 through .0800. Enclosed for your use is a certificate describing the requirements and limits of your certification. Please review this certificate to insure that your laboratory is certified for all parameters required to properly meet your certification needs. Please contact us at 919-733-3908 if you have questions or need additional information. Sincerely, Pat Donnel y Certification Branch Manager Laboratory Section Enclosure cc: Ramon L. Cook Dana Satterwhite Winston-Salem Regional Office No`rhCarolina ,Natum!!y Laboratory Section 1623 Mail Service Center; Raleigh, NC 27699-1623 Phone (919) 733-3908 Location: 4405 Reedy Creek Road; Raleigh, NC 27607 FAX (919) 733-6241 Internet: www.dwglab.orglCustomer Service 1-877-623-6748 An Equal Opportunity/Affirmative Action Employer— 50% Recycled110% Post Consumer Paper STATE OF NORTH CAROLINA DEPARTMENT OF THE ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY LABORATORY CERTIFICATION PROGRAM In accordance with the provisions of N.C.G.S. 143-215.3 (a) (1), 143-215.3 (a)(10) and NCAC 2H.0800: Field Parameter Only MEBANE BRIDGE WWTP Is hereby certified to perform environmental analysis as listed on Attachment I and report monitoring data to DWQ for compliance with NPDES effluent, surface water, groundwater, and pretreatment regulations. By reference 15A NCAC 2H .0800 is made a part of this certificate. This certificate does not guarantee validity of data generated, but indicates the methodology, equipment, quality control procedures, records, and proficiency of the laboratory have been examined and found to be acceptable. This certificate shall be valid until December 31, 2009 Certificate No. 5520 Attachment North Carolina Wastewater/Groundwater Laboratory Certification Certified Parameters Listing FIELD PARAMETERS ONLY 'Lab Name: Mebane Bridge WWTP Address: PO Box 70 Eden, NC 27289-0070 Certificate Number. Effective Date: Expiration Date: Date of Last Amendment: 5520 01 /01 /2009 12/31 /2009 The above named laboratory, having duly met the requirements of 15A NCAC 21-1.0800, is hereby certified for the measurement of the parameters listed below. CERTIFIED PARAMETERS INORGANICS RESIDUAL CHLORINE Std Method 4500 CI G CONDUCTIVITY Std Method 2510B DISSOLVED OXYGEN Std Method 4500 O G pH Std Method 4500 H B TEMPERATURE Std Method 2550E This certification requires maintance of an acceptable quality assurance program, use of approved methodology, and satisfactory performance on evaluation samples. Laboratories are subject to civil penalties and/or decertification for infractions as set forth in 15A NCAC 21-1.0807. 0�0� W A T � �r `i Mr. Brad Corcoran, City Manager City of Eden 308 East Stadium Drive Eden, NC 27288 Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources 26 November 2008 Coleen H. Sullins, Director Division of Water Quality Subject: Compliance Evaluation Inspection NPDES Permit NC0025071, Mebane Bridge Wastewater Treatment Plant & NPDES Permit NC0025151, Dry Creek Wastewater Treatment Plant Rockingham County Dear Mr. Corcoran: 1. On 21 November 2008, Mr. Ron Boone of the Winston-Salem Regional Office of the Division of Water Quality (DWQ) conducted compliance evaluation inspections (CEI) of the City of Eden's Mebane Bridge Wastewater Treatment Plant (WWTP) located at 191 Mebane Bridge Road and the Dry Creek WWTP located on NC Hwy 770 east, in Eden, Rockingham County, North Carolina. The assistance and cooperation of Ms. Melinda Ward, Operator in Responsible Charge (ORC) of the Mebane Bridge facility, and -Mr. Ralph Potter, ORC of the Dry Creek Facility, was greatly appreciated. Inspection findings are summarized below and inspection reports are attached for your records. Mebane Bridge Wastewater Treatment Plant, NCO025071 2. The Mebane Bridge WWTP discharges into receiving waters known as the Dan River, this section of which is currently classified as a WS-IV (water supply) water in the Roanoke River basin. The plant consists of an influent flow meter, bar screens, grit separator, extended aeration basins, secondary clarifiers, gas chlorination, liquid sodium bisulfite dechlorination, polymer addition, aerobic digestion, sludge lagoons, and a dissolved air floatation unit, which is no longer in use. There is also an effluent flow meter. The influent meter is used for reporting flow. Documentation Review 3. This permit is currently expired and under review by the Division. The initial draft was issued and we have received the city's comments on the draft. A second draft should soon be issued for comment and approval. Please note that the conditions of the previous permit, effective 1 September 2002, with a major modification that became effective 1 August 2005, remain in full effect until the new permit is issued. 4. Mr. Boone evaluated laboratory data and all required records were available and complete. Comparison of lab reports with discharge monitoring reports (DMR) revealed no transcription errors. Chains of custody were also complete. All lab records were well organized. The plant lab's certification for field laboratory tests is current and expires on North Carolina Division of Water Quality 585 Waughtown Street; Winston-Salem, NC 27107 Phone (336) 771-5000 No��thCarolina Customer Service: 1-877-623-6748 Internet: www.ncwaterquality.org Fax (336) 7714630 aillCally An Equal Opportunity/Affirmative Action Employer — 50% Recycled/] 0% Post Consumer Paper Mr. Brad Corcoran 26 November 2008 Page 2 of 4 31 December 2008. The only discrepancy noted was the incorrect reporting of data for several required parameters, including BOD5, TSS and ammonia. The values for these parameters are currently being rounded and reported to the nearest milligram, however the permit requires these parameters to be reported down to the nearest tenth of a milligram. Discussion with Ms. Ward revealed a simple electronic formatting error in the spreadsheet that automatically rounds the entered values to the nearest milligram. Ms. Ward stated that she would have this corrected immediately. 4. Ms. Ward has daily sign -in logs that are complete and current. Records of plant operations and maintenance were also available, complete and current. All records aside from laboratory records must be maintained for a period of three years. Site Review 5. Several of the floating rotor aerators were out of service for maintenance during the inspection. Ms. Ward stated that they were still able to sustain sufficient dissolved oxygen levels in the basins without the aerators. There were no other indicators of insufficient aeration noted. The basins did appear to have some mild dead spots, most likely due to the out -of -service rotors, but again, this doesn't appear to be adversely affecting plant efficiency. 6. The perimeter scum baffles on the secondary clarifiers were severely corroded and in need of replacement. The corrosion has completely eaten through the baffles at water level and the upper halves are completely separated from the lower halves over a large percentage of their overall linear footage. Ms. Ward stated that she is currently in the process of gathering quotes from several contractors for baffle replacement. Scum entrapment and removal doesn't appear to have become an issue despite the poor condition of the baffles. 7. The chemical feed lines for the sodium bisulfite are installed above ground and are supported by five -gallon buckets. Although this hasn't caused any problems, the city should strongly consider a more permanent installation of these lines. Ms. Ward indicated that the previous underground installation of the chemical feed lines resulted in frequent breakage of the pipes and that eventually operators decided to install the pipes aboveground. The lines should be better supported with a more permanent and reliable type of support system. 8. The NCG110000 general stormwater permit covers wastewater treatment plants with an average daily flow of more than 1 million gallons per day, however the plant currently does not have an NCG110000 permit. The city must immediately submit a Notice of Intent (NOI) for the NCG110000 permit. Please use the following link to navigate to the Division's web page where the NOI can be downloaded and printed. http://h2o.enr.state.nc.us/su/Forms Documents htm V ad Corcoran ember 2008 of 4 Dry Creek Wastewater Treatment Plant NC0025151 9. The Dry Creek WWTP also discharges into receiving waters known as the Dan River, this section of which is currently classified as a WS-IV (water supply) water in the Roanoke River basin. The plant consists of an influent pump station, influent flow meter, bar screen, grit separator, extended aeration basin, secondary clarifier, tablet chlorinator, effluent flow meter and an aerobic digester. 10. According to Mr. Potter, the city plans to' shut down and decommission this plant, permanently diverting all flow through the Railroad pump station to the Mebane Bridge plant. The city is highly encouraged to make this a priority to eliminate the discharge and permit. Please note that in order for this to occur, all plant units will need to be completely drained and all plant wastes completely removed and properly disposed. Also, the influent and effluent lines will need to be permanently capped or plugged, so as to prevent all inflow and any further accumulation of waste in the plant. Mr. Boone will need to perform another inspection of the facility to verify that is has been properly and permanently shutdown and isolated prior to permit rescission. Documentation Review 11. This permit is currently expired and under review by the Division. The initial draft was issued and we have received the city's comments on the draft. Please note that the conditions of the previous permit, effective 1 June 2002, remain in full effect until the new permit is issued. 12. .Mr. Boone evaluated laboratory data and all required records were available and complete. Comparison of lab reports with discharge monitoring reports (DMR) revealed no transcription errors. Chains of custody were also complete. All lab records were well organized. The plant lab's certification for field laboratory tests is current and expires on 31 December 2008. The only discrepancy noted was the incorrect reporting of data for several required parameters, including BOD5, TSS and ammonia. The values for these parameters are currently being rounded and reported to the nearest milligram, however the permit requires these parameters to be reported down to the nearest tenth of a milligram. Discussion with Mr. Potter revealed a simple electronic formatting error in the spreadsheet that automatically rounds the entered values to the nearest milligram. Mr. Potter stated that he would have this corrected immediately. 13. Mr. Potter has daily sign -in logs that are complete and current. Records of plant operations and maintenance were also available, complete and current. All records aside from laboratory records must be maintained for a period of three years. Site Review 14. The plant appears to be well maintained, although some of the equipment, such as the samplers and chlorination system, were somewhat dilapidated and/or outdated. Despite this, the equipment still appears to be fully functional. The Division recognizes that this is in part due to the impending closure of the facility and the reluctance to expend capital Mr. Brad Corcoran 26 November 2008 Page 4 of 4 C assets at the facility. At the same time we must convey to the city the importance of maintaining all plant equipment in the best condition at all times. This should underscore the value of decommissioning the Dry Creek plant and diverting flow to the Mebane Bridge plant as soon as possible. 15. Please submit to the Division the NOI for the NCG110000 general stormwater permit for the Mebane Bridge plant as soon as possible. When submitting the NOI to the Division's central office in Raleigh, please also send a courtesy copy to this office so we're aware of your submittal. If you have any questions regarding the inspection or this letter, please do not hesitate to contact Mr. Boone or me at (336) 771-5000. Sincerely, .mod✓ e,ix— Steve W. Tedder Water Quality Regional Supervisor Winston-Salem Region Division of Water Quality Attachments: 1. BIMS Inspection Report NC0025071, Mebane Bridge WWTP 2. BIMS Inspection Report NC0025151, Dry Creek WWTP cc: WSRO — SWP w/ atch Central Files w/ atch NPDES West Unit United States Environmental Protection Agency EPA Washington, D.C. 20460 Water Compliance Inspection Report Section A: National Data System Coding (i.e., PCS) Form Approved. OMB No. 2040-0057 Approval expires 8-31-98 Transaction Code NPDES yr/mo/day Inspection Type Inspector 1 Nf 2 15I 31 NCO025071 �f 111 121 08/11/21 117 18I CI 19' SI _ Remarks Fac Type 20 U Inspection Work Days Facility Self -Monitoring Evaluation Rating 81 QA --------------------------- Reserved ---------------------- 67I 169 70I —! I 71 U 72I NI `I 73I ( 74 751 I I I I I I 180 Section B: Facility Data u Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include Entry Time/Date Permit Effective Date POTW name and NPDES permit Number) Mebane Bridge WWTP 08:30 AM 08/11/21 05/08/01 191 Mebane Bridge Rd Exit Time/Date Permit Expiration Date Eden NC 27288 10:30 AM 08/11/21 07/04/30 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Ralph H Potter/ORC/336-627-1009/ Other Facility Data Name, Address of Responsible Official/Title/Phone and Fax Number Dennis G Asbury,308 E Stadium Dr Eden NC Contacted 27288/Director/336-627-2110/3366233933 No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit . Flow Measurement 0 Operations & Maintenance Records/Reports Self -Monitoring Program . Sludge Handling Disposal N Facility Site Review ■ Effluent/Receiving Waters Laboratory 0 Storm Water Section D: Summary of Find in/Comments Attach additional sheets of narrative and checklists as necessarv) (See attachment summary) Name(s) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date Ron Boone WSRO WQ//704-663-1699 Ext.2202/ Signature of Management Q A Reviewer EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Agency/Office/Phone and Fax Numbers Date ¢ 11/�4le' Page # 1 NPDES yr/mo/day Inspection Type 1 3� 11 12 17 18 N00025071 I I 08/11/21 I C UJ Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Please refer to inspection summary letter. Page # 2 Permit: NCO025071 Inspection Date: 11/21/2008 Owner - Facility: Mebane Bridge WWTP Inspection Type: Compliance Evaluation Laboratory Yes No NA NE Are field parameters performed by certified personnel or laboratory? ■ ❑ ❑ ❑ Are all other parameters(excluding field parameters) performed by a certified lab? ■ ❑ ❑ ❑ # Is the facility using a contract lab? ■ ❑ ❑ 0 # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? ■ ❑ ❑ ❑ Incubator (Fecal Coliform) set to 44.5 degrees Celsius+/- 0.2 degrees? ❑ ❑ ■ ❑ Incubator (BOD) set to 20.0 degrees Celsius +/- 1.0 degrees? ❑ ❑ ■ ❑ Comment: Plant field certification expires 12/31/08. Pace Analytical lab is used for non -field parameters. Record Keeping Yes No NA NE Are records kept and maintained as required by the permit? ■ [i ❑ ❑ Is all required information readily available, complete and current? ■ ❑ ❑ ❑ Are all records maintained for 3 years (lab. reg. required 5 years)? ■ ❑ ❑ ❑ Are analytical results consistent with data reported on DMRs? ■ ❑ ❑ ❑ Is the chain -of -custody complete? ■ ❑ ❑ ❑ Dates, times and location of sampling ■ Name of individual performing the sampling ■ Results of analysis and calibration ■ Dates of analysis ■ Name of person performing analyses ■ Transported COCs ■ Are DMRs complete: do they include all permit parameters? MOOD Has the facility submitted its annual compliance report to users and DWQ? ■ ❑ ❑ ❑ (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified operator on each shift? ■ ❑ ❑ ❑ Is the ORC visitation log available and current? ■ ❑ ❑ ❑ Is the ORC certified at grade equal to or higher than the facility classification? ■ ❑ ❑ ❑ Is the backup operator certified at one grade less or greater than the facility classification? ■ ❑ ❑ ❑ Is a copy of the current NPDES permit available on site? ■ 0 ❑ ❑ Facility has copy of previous year's Annual Report on file for review? ■ ❑ ❑ ❑ Comment: Permit Yes No NA NE Page # 3 Permit: NC0025071 Inspection Date: 11/21/2008 Owner - Facility: Mebane Bridge WWTP Inspection Type: Compliance Evaluation 'IN Permit Yes No NA NE (If the present permit expires in 6 months or less). Has the permittee submitted a new application? ■ ❑ ❑ ❑ Is the facility as described in the permit? ■ ❑ ❑ ❑ # Are there any special conditions for the permit? ❑ ■ ❑ ❑ Is access to the plant site restricted to the general public? ■ ❑ ❑ Q -Is the inspector granted access to all areas for inspection? ■ ❑ ❑ ❑ Comment: Influent Sampling Yes No NA NE # Is composite sampling flow proportional? ■ ❑ ❑ ❑ Is sample collected above side streams? ■ ❑ ❑ ❑ Is proper volume collected? ■ ❑ ❑ ❑ Is the tubing clean? ■ ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? ■ ❑ ❑ ❑ Is sampling performed according to the permit? ■ ❑ ❑ ❑ Comment: Flow Measurement - Influent Yes No NA NE # Is flow meter used for reporting? ■ ❑ ❑ ❑ Is flow meter calibrated annually? ■ ❑ ❑ ❑ Is the flow meter operational? ■ ❑ ❑ ❑ (If units are separated) Does the chart recorder match the flow meter? ❑ ❑ ■ ❑ Comment: Meters calibrated quarterly. No flow recorder, only a flow totalizer. Bar Screens Yes No NA NE Type of bar screen a.Manual ❑ b.Mechanical ■ Are the bars adequately screening debris? ■ ❑ ❑ ❑ Is the screen free of excessive debris? ■ ❑ ❑ ❑ Is disposal of screening in compliance? ■ ❑ ❑ ❑ Is the unit in good condition? ■ ❑ ❑ ❑ Comment: Page # 4 Permit: NCO025071 Inspection Date: 11/21/2008 Owner • Facility: Mebane Bridge WWTP Inspection Type: Compliance Evaluation Grit Removal Yes No NA NE Type of grit removal a.Manua) ❑ b.Mechanical ■ Is the grit free of excessive organic matter? ■ ❑ ❑ ❑ Is the grit free of excessive odor? ■ ❑ ❑ ❑ # Is disposal of grit in compliance? ■ ❑ ❑ ❑ Comment: Aeration Basins Yes No NA NE Mode of operation Ext. Air Type of aeration system Surface Is the basin free of dead spots? ■ 0 ❑ ❑ Are surface aerators and mixers operational? ■ ❑ ❑ ❑ Are the diffusers operational? ❑ ❑ ■ ❑ Is the foam the proper color for the treatment process? ■ ❑ ❑ ❑ Does the foam cover less than 25% of the basin's surface? 01300 Is the DO level acceptable? 0 ❑ ❑ ■ Is the DO level acceptable?(1.0 to 3.0 mg/1) ❑ ❑ ❑ ■ Comment: Some of the floating rotor aerators were out of service during the inspection but the ORC stated this is not detrimentally affecting their ability to maintain the DO level. Secondary Clarifier Yes No NA NE Is the clarifier free of black and odorous wastewater? ■ ❑ ❑ ❑ Is the site free of excessive buildup of solids in center well of circular clarifier? ■ ❑ ❑ ❑ Are weirs level? ■ ❑ ❑ ❑ Is the site free of weir blockage? ■ ❑ ❑ ❑ Is the site free of evidence of short-circuiting? ■ ❑ ❑ ❑ Is scum removal adequate? ■ ❑ ❑ ❑ Is the site free of excessive floating sludge? ■ ❑ ❑ ❑ Is the drive unit operational? ■ ❑ ❑ ❑ Is the return rate acceptable (low turbulence)? ■ ❑ ❑ ❑ Page # 5 • Permit: NCO025071 Owner - Facility: Mebane Bridge WWTP Nil Inspection Date: 11/21/2008 Inspection Type: Compliance Evaluation Secondary Clarifier Yes No NA NE Is the overflow clear of excessive solids/pin floc? 0 ❑ ❑ ❑ Is the sludge blanket level acceptable? (Approximately'/. of the sidewall depth) 0000 Comment: Perimeter baffles were severely corroded to the point of separation at water surface level. ORC stated this is not detrimentally affecting operations and that she is currently in the process of gathering contractor quotes for the replacement of the baffles. Pumps-RAS-WAS Yes No NA NE Are pumps in place? 0 ❑ ❑ ❑ Are pumps operational? 0 ❑ ❑ ❑ Are there adequate spare parts and supplies on site? 00 ❑ ❑ Comment: Disinfection -Gas Yes No NA NE Are cylinders secured adequately? N ❑ El ❑ Are cylinders protected from direct sunlight? E ❑ ❑ ❑ Is there adequate reserve supply of disinfectant? 0 ❑ ❑ ❑ Is the level of chlorine residual acceptable? ❑ ❑ ❑ Is the contact chamber free of growth, or sludge buildup? ❑ ❑ ❑ . Is there chlorine residual prior to de -chlorination? ❑ ❑ ❑ Does the Stationary Source have more than 2500 Ibs of Chlorine (CAS No. 7782-50-5)? ❑ ❑ 0 ❑ If yes, then is there a Risk Management Plan on site? Cl ❑ 0 ❑ If yes, then what is the EPA twelve digit ID Number? (1000 - ) If yes, then when was the RMP last updated? Comment: De -chlorination Yes No NA NE Type of system ? Liquid Is the feed ratio proportional to chlorine amount (1 to 1)? ❑ ❑ ❑ Is storage appropriate for cylinders? ❑ ❑ N ❑ # Is de -chlorination substance stored away from chlorine containers? ■ ❑ ❑ ❑ Comment: Are the tablets the proper size and type? fl ❑ N ❑ Are tablet de -chlorinators operational? ❑ ❑ 0 ❑ Page # 6 rr Permit: NCO025071 Owner - Facility: Mebane Bridge WWTP Inspection Date: 11/21/2008 Inspection Type: Compliance Evaluation Aerobic Digester Yes No NA NE Comment: Northern wall of digester failed some time back and was repaired. Eastern wall of digester appears to be experiencing some of the same issues; walls are beginning to buckle slightly at seams in concrete. City needs to monitor this closely to detect and prepare for failure. Drying Beds Yes No NA NE Is there adequate drying bed space? 0 ❑ ❑ ❑ Is the sludge distribution on drying beds appropriate? ❑ ❑ 0 ❑ Are the drying beds free of vegetation? 0 ❑ ❑ # Is the site free of dry sludge remaining in beds? n ❑ ❑ Is the site free of stockpiled sludge? ❑ ❑ ❑ Is the filtrate from sludge drying beds returned to the front of the plant? 0 ❑ ❑ ❑ # Is the sludge disposed of through county landfill? ❑ 0 ❑ ❑ # Is the sludge land applied? * 0 ❑ 0 ❑ (Vacuum filters) Is polymer mixing adequate? 0 ❑ ❑ ❑ Comment: Drying beds used only to dry grit and bar screenings before being disposed. Beds not used for sludge. Standby Power Yes No NA NE Is automatically activated standby power available? 0 ❑ ❑ ❑ Is the' generator tested by interrupting primary power source? 0 ❑ ❑ ❑ Is the generator tested under load? 0 ❑ 0 ❑ Was generator tested & operational during the inspection? 0 0 ❑ ❑ Do the generator(s) have adequate capacity to operate the entire wastewater site? ■ ❑ ❑ ❑ Is there an emergency agreement with a fuel vendor for extended run on back-up power? ❑ ❑ ❑ E Is the generator fuel level monitored? E ❑ ❑ ❑ Comment: Operations & Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? E ❑ ❑ ❑ Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable Solids, pH, DO, Sludge ■ ❑ ❑ ❑ Judge, and other that are applicable? Comment: Page # 8 71 United States Environmental Protection Agency Form Approved. EPA Washington, D.C. 20460 OMB No. 2040-0057 Water Compliance Inspection Report Approval expires 8-31-98 Section A: National Data System Coding (i.e., PCS) Transaction Code NPDES yr/mo/day Inspection Type Inspector Fac Type 1 ! NI 2 I SI 31 NCO025151 111 121 08/11/21 117 J u 18UC 19us 20I I tJ !J J Remarks 211111111111111111111I I I I I I I I I III111111111 Jill1116 Inspection Work Days Facility Self -Monitoring Evaluation Rating B1 QA ------------------------- Reserved ------- —---- ------ 67 69 70 U 711 I 72 ) N) =—� 73I Iu_1 174 751 I I I I I Li 80 Section B: Facility Data Name and Location of Facility Inspected (For Industrial Users discharging to POTW, also include Entry Time/Date Permit Effective Date POTW name and NPDES permit Number) Dry Creek WWTP 11:00 AM 08/11/21 02/06/01 Exit Time/Date Permit Expiration Date NC Hwy 770 E Eden NC 27288 01:00 PM 08/11/21 07/04/30 Name(s) of Onsite Representative(s)/Titles(s)/Phone and Fax Number(s) Other Facility Data Ralph H Potter/ORC/336-627-1009/ Name, Address of Responsible Official/Title/Phone and Fax Number Contacted Dennis G Asbury,308 E Stadium Dr Eden NC 27288/Director/336-627-2110/3366233933 No Section C: Areas Evaluated During Inspection (Check only those areas evaluated) Permit N Flow Measurement Operations & Maintenance Records/Reports Self -Monitoring Program 0 Sludge Handling Disposal Facility Site Review Effluent/Receiving Waters Laboratory Section D: Summary of Find in /Comments Attach additional sheets of narrative and checklists as necessary) (See attachment summary) Name(s) and Signature(s) of Inspector(s) Agency/Office/Phone and Fax Numbers Date Ron Boone WSRO WQ//704-663-1699 Ext.2202/ j 62 a G/aq Signature of Manageme A Reviewer Agency/Office/Phone and Fax Numbers Date t'o� �(/Ai(ai EPA Form 3560-3 (Rev 9-94) Previous editions are obsolete. Page # 1 NPDES yr/mo/day Inspection Type 1 3� NCO025151 I11 12I 08/11/21 117 18' _' UJ Section D: Summary of Finding/Comments (Attach additional sheets of narrative and checklists as necessary) Please refer to inspection summary letter. Page # 2 Permit: NCO025151 Inspection Date: 11/21/2008 Owner - Facility: Dry Creek WWTP Inspection Type: Compliance Evaluation 'IN Record Keeping Yes No NA NE Are records kept and maintained as required by the permit? ■ Cl ❑ ❑ Is all required information readily available, complete and current? ■ ❑ ❑ ❑ Are all records maintained for 3 years (lab. reg. required 5 years)? ■ ❑ ❑ ❑ Are analytical results consistent with data reported on DMRs? ■ ❑ ❑ ❑ Is the chain -of -custody complete? ■ ❑ ❑ ❑ Dates, times and location of sampling ■ Name of individual performing the sampling ■ Results of analysis and calibration ■ Dates of analysis ■ Name of person performing analyses ■ Transported COCs ■ Are DMRs complete: do they include all permit parameters? ■ ❑ ❑ ❑ Has the facility submitted its annual compliance report to users and DWQ? ■ ❑ ❑ ❑ (If the facility is = or > 5 MGD permitted flow) Do they operate 24/7 with a certified operator on each shift? ❑ ■ ❑ ❑ Is the ORC visitation log available and current? ■ ❑ ❑ ❑ Is the ORC certified at grade equal to or higher than the facility classification? ■ ❑ ❑ ❑ Is the backup operator certified at one grade less or greater than the facility classification? ■ ❑ ❑ ❑ Is a copy of the current NPDES permit available on site? ■ ❑ ❑ ❑ Facility has copy of previous year's Annual Report on file for review? ■ ❑ ❑ ❑ Comment: Laboratory Yes No NA NE Are field parameters performed by certified personnel or laboratory? ■ ❑ ❑ ❑ Are all other parameters(excluding field parameters) performed by a certified lab? ■ ❑ ❑ ❑ # Is the facility using a contract lab? ■ ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? ■ ❑ ❑ ❑ Incubator (Fecal Coliform) set to 44.5 degrees Celsius+/- 0.2 degrees? ❑ ❑ ■ ❑ Incubator (BOD) set to 20.0 degrees Celsius +/- 1.0 degrees? ❑ ❑ ■ ❑ Comment: Permit Yes No NA NE Page # 3 Permit: NCO025151 Inspection Date: 11/21/2008 Owner - Facility: Dry Creek WWTP Inspection Type: Compliance Evaluation Permit Yes No NA NE (If the present permit expires in 6 months or less). Has the permittee submitted a new application? ■ ❑ ❑ ❑ Is the facility as described in the permit? ■ ❑ ❑ ❑ # Are there any special conditions for the permit? ❑ ■ ❑ ❑ Is access to the plant site restricted to the general public? ■ ❑ ❑ ❑ Is the inspector granted'access to all areas for inspection? ■ 0 ❑ ❑ Comment: Pump Station - Influent Yes No NA NE Is the pump wet well free of bypass lines or structures? ■ ❑ ❑ I] Is the wet well free of excessive grease? ■ ❑ ❑ ❑ Are all pumps present? ■ ❑ fl ❑ Are all pumps operable? ■ ❑ ❑ ❑ Are float controls operable? ■ ❑ ❑ ❑ Is SCADA telemetry available and operational? ■ 0 ❑ ❑ Is audible and visual alarm available and operational? ■ ❑ ❑ ❑ Comment: Influent Sampling Yes No NA NE # Is composite sampling flow proportional? ■ ❑ ❑ ❑ Is sample collected above side streams? ■ ❑ ❑ ❑ Is proper volume collected? ■ ❑ ❑ ❑ Is the tubing clean? ■ ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? ■ ❑ ❑ ❑ Is sampling performed according to the permit? ■ ❑ ❑ ❑ Comment: Flow Measurement - Influent Yes No NA NE # Is flow meter used for reporting? ■ ❑ n ❑ Is flow meter calibrated annually? ■ ❑ fl ❑ Is the flow meter operational? ■ ❑ ❑ 0 (If units are separated) Does the chart recorder match the flow meter? ❑ ❑ ■ ❑ Comment: Meters calibrated quarterly. No flow recorder, only a flow totalizer. Bar Screens Yes No NA NF Page # 4 Permit: NCO025151 Inspection Date: 11/21/2008 Owner - Facility: Dry Creek WWTP Inspection Type: Compliance Evaluation 'IN Bar Screens Yes No NA NE Type of bar screen a.Manual ❑ b.Mechanical ■ Are the bars adequately screening debris? ■ ❑ ❑ ❑ Is the screen free of excessive debris? ■ 000 Is disposal of screening in compliance? ■ ❑ ❑ ❑ Is the unit in good condition? ■ ❑ ❑ ❑ Comment: Type of grit removal a.Manual ❑ b.Mechanical ■ Is the grit free of excessive organic matter? ■ ❑ ❑ ❑ Is the grit free of excessive odor? ■ ❑ ❑ ❑ # Is disposal of grit in compliance? ■ ❑ ❑ ❑ Comment: Aeration Basins Yes No NA NE Mode of operation Ext. Air Type of aeration system Surface Is the basin free of dead spots? ■ ❑ ❑ ❑ Are surface aerators and mixers operational? ■ ❑ ❑ ❑ Are the diffusers operational? ❑ ❑ ■ ❑ Is the foam the proper color for the treatment process? ■ ❑ ❑ ❑ Does the foam cover less than 25% of the basin's surface? ■ ❑ ❑ ❑ Is the DO level acceptable? ❑ ❑ ❑ ■ Is the DO level acceptable?(1.0 to 3.0 mg/1) ❑ ❑ ❑ ■ Comment: Secondary Clarifier Yes No NA NE Is the clarifier free of black and odorous wastewater? ■ ❑ ❑ ❑ Is the site free of excessive buildup of solids in center well of circular clarifier? ■ ❑ ❑ ❑ Page # 5 Permit: NC0025151 Inspection Date: 11/21/2008 Owner - Facility: Dry Creek WWTP Inspection Type: Compliance Evaluation Secondary Clarifier Yes No NA NE Are weirs level? ■ ❑ ❑ 0 Is the site free of weir blockage? ■ 0 ❑ ❑ Is the site free of evidence of short-circuiting? ■ ❑ ❑ ❑ Is scum removal adequate? ■ ❑ ❑ ❑ Is the site free of excessive floating sludge? ■ ❑ ❑ ❑ Is the drive unit operational? ■ ❑ ❑ ❑ Is the return rate acceptable (low turbulence)? ❑ ❑ ❑ Is the overflow clear of excessive solids/pin floc? ❑ ❑ ❑ Is the sludge blanket level acceptable? (Approximately '/. of the sidewall depth) ❑ ❑ ❑ ■ Comment: Pumps-RAS-WAS Yes No NA NE Are pumps in place? ■ ❑ ❑ ❑ Are pumps operational? ■ ❑ ❑ ❑ Are there adequate spare parts and supplies on site? ■ ❑ ❑ ❑ Comment: Disinfection -Tablet Yes No NA NE Are tablet chlorinators operational? ■ ❑ ❑ ❑ Are the tablets the proper size and type? ■ ❑ ❑ ❑ Number of tubes in use? 1 Is the level of chlorine residual acceptable? ❑ ❑ ❑ ■ Is the contact chamber free of growth, or sludge buildup? ■ ❑ ❑ Cl Is there chlorine residual prior to de -chlorination? ❑ ❑ ■ ❑ Comment: Flow Measurement - Effluent Yes No NA NE # Is flow meter used for reporting? ■ ❑ 0 ❑ Is flow meter calibrated annually? ■ ❑ ❑ ❑ Is the flow meter operational? ■ (If units are separated) Does the chart recorder match the flow meter? ❑ ❑ ■ ❑ Comment: Meters calibrated quarterly. No flow recorder, only a flow totalizer. Effluent Sampling Yes No NA NE Page # 6 Permit: NCO025151 Inspection Date: 11/21/2008 Owner - Facility: Dry Creek WWTP Inspection Type: Compliance Evaluation Effluent Sampling Yes No NA NE Is composite sampling flow proportional? 0 ❑ ❑ ❑ Is sample collected below all treatment units? 0 ❑ ❑ ❑ Is proper volume collected? ❑ ❑ ❑ Is the tubing clean? ❑ ❑ ❑ # Is proper temperature set for sample storage (kept at less than or equal to 6.0 degrees Celsius)? ■ ❑ ❑ ❑ Is the facility sampling performed as required by the permit (frequency, sampling type representative)? ■ ❑ ❑ ❑ Comment: Effluent Pipe Yes No NA NE Is right of way to the outfall properly maintained? 0 ❑ ❑ ❑ Are the receiving water free of foam other than trace amounts and other debris? ❑ ❑ ❑ 0 If effluent (diffuser pipes are required) are they operating properly? ❑ ❑ N ❑ Comment: Upstream / Downstream Sampling Yes No NA NE Is the facility sampling performed as required by the permit (frequency, sampling type, and sampling location)? IN ❑ ❑ ❑ Comment: Aerobic Digester Yes No NA NE Is the capacity adequate? 0 ❑ ❑ ❑ Is the mixing adequate? ❑ ❑ ❑ Is the site free of excessive foaming in the tank? 0 0 ❑ ❑ # Is the odor acceptable? 0 ❑ ❑ ❑ # Is tankage available for properly waste sludge? 0 ❑ ❑ 0 Comment: Operations $ Maintenance Yes No NA NE Is the plant generally clean with acceptable housekeeping? ■ ❑ ❑ ❑ Does the facility analyze process control parameters, for ex: MLSS, MCRT, Settleable Solids, pH, DO, Sludge ■ ❑ ❑ ❑ Judge, and other that are applicable? Comment: Page # 7 "IN V2111/2008 09:47 r 336-627-9189 PUBLIC WORKS EDEN PAGE 02 UNITED STATES ENVIRONMENTAL PROTEC710H AGENCY REGION 4 ATLANTA FEDERAL CENTER 61 FORSYTH STREET ATLANTA, GEORGIA 30303-8960 UFR.TIF D MAIL 7005 3110 0002 5134 4343 RETURN RECEIPT REOUEN,TED The Honorable John E_ Grogan Mayor, City of Eden 308 East Stadium Drive Eden, North Carolina 27288 RE"I r,0 nFr4 - 3 202 Re: Information Request - Section 308 of the Clean Water Act NPDES Permit Nos. NCO025071 and NCO025151 Eden Mebane Bridge and Dry Creek Wastewater Treatment Plants (WWTPs) Dear Mayor Grogan: Pursuant to Section 308 of the Clean Water Act (CWA), 33 U.S.C. § 1318, the Environmental Protection Agency (EPA) hereby requests the City of Eden (the City) to provide the information set forth in Enclosure A regarding the WWTPs noted above and their associated sanitary sower collection systems. The City is required to respond to this information request within thirty (30) days of its receipt of this letter. The response should be directed to: Ms. Alends Johnson United States Environmental Protection Agency, Region 4 Water Programs Enforcement Branch' 61 Forsyth Street, S.W. Atlanta, GA 30303-8960 The City's response to this information request should specifically reference the particular section and number of the request and should be organized for the purpose of clarity. In addition, all information submitted must be accompanied by the following certification sighed by a responsible City official in accordance with 40 C.P.R. § 122.22: "I certify under penalty of law that this doct}{tE}ent and all attachments were prepared under my direction or supervision in acCA)rdWe with a system designed to assure that qualified personnel properly gather and ev the information submitted. Based on my inquiry of the person or persons who mall the system, or those persons directly responsible for gathering the information, I 'fy that the information submitted is, to the best of my knowledge and belief, true, orate, and compliste. I am aware that there are significant penalties for submitting false information, inelu the possibility of fine 1. and imprisonment for knowing violations." Mtvmet Addrosa (UAL) a h"P14V**-"*-91 Roevd04Pacy01e104 0 PMAtad wlI) V&"able 00 99aW In" 00 Rowated Payer (MV*" Mn 30% Poelog sluff" 12/11/2008 09:47 336-627-9189 PUBLIC WORKS EDEN PAGE 03 Failure to comply with this information request may result in enforcement proceedings under Section 309 of the CWA, 33 U.S.C. § 1319, which could result in the judicial imposition of civil or criminal penalties or the administrative imposition of civil penalties. In addition, there is potential criminal liability for the falsification of any response to the requested information. The City shall preserve until further notice all records (either written or electronic) which exist at the time of receipt of this letter that relate to any of the matters set forth in this letter. The term "records" shall be interpreted in the broadest sense to include information of every sort. The response to this information request shall include assurance that these record protection provisions were put in place, as required. No such records shall be disposed of until written authorization is received from the Chief of the Water Programs Enforcement Branch at the U.S. EPA, Region 4. If you believe that any of the requested information constitutes confidential business information, you way assert a confidentiality claim with respect to such information except for affluent data. Further details, including how to make a business confidentiality claim, are found in Enclosure B. Also enclosed is a document entitled U.S. EPA Small Business Resources Information Sheet which, may assist you in understanding the compliance assistance resources and tools available to the facility. However, any decision to seek compliance assistance at this time does not relieve the City of its obligations to EPA or the State, does not create any new rights or defenses, and will not affect EPA's decision to pursue enforcement action. In addition, the Securities and Exchange Commission (SEC) requires its registrants to periodically disclose envirommntal legal proceedings in statements filed with the SEC. To assist you, EPA has also enclosed a document entitled Notice of Securities and Exchange Commission Registrants' Duty to Disclose Environmental Legal Proceedings. If you have questions regarding this notice and information request, please feel free to contact Ms. Alenda Johnson at (404) 562-9761. Sincerely, /• Doug F. Mundrick, P.E., Chief Wat Programs Enforcement Brancb `Vltat& Management Division Enclosures (4) cc: Ms. Coleen Sullins, Director Division of Water Quality, NC DENR V2/11/2008 09:47 336-627-9189 PUBLIC WORKS EDEN PAGE 04 ENCLOSURE A SSO PROGRAM 1. Provide the following: a. The size of the City's Sanitary Sewer Collection System (SSS) (linear feet or b. A list of the pump stations in the SSS, including size (gpm), and indicate if back up power is available and if it is adequate to fully operate the pump station; C. A list of all constructed overflow points in the SSS (including pump stations) prior to the headworks of the City's WWTPs. d. The average design flow of the City's VIWTTs; C. The peak design flow of the City's WWTPs; to Wq � f� f. The annual average flow of the City's WWTPs; and '1 r S. The population served by the City's WWTPs and their respective SSS. Z. For purposes of this Information Request, a sanitary sewer overflow (SSO) is an overflow, spill, release, or diversion of wastewater from the.SSS. SSOs include overflows or releases of wastewater that reach waters of the United States (US); overflows or releases of wastewater that do not reach waters of the US; and wastewater backups into buildings that are caused by blockages or flow conditions. in a sanitary sewer other than a building lateral. Wastewater backups into buildings caused by a blockage or other malfunction of a building lateral that is privately owned is not an SSO. Provide a listing of all SSOs that occurred in the past five (5) years. For each SSO provide the following, if available: a. Date(s) of the SSO; b. Time (and Date if other than a. above) when the City was notified that the SSO event occurred; C. Time (and Date if other than a. above) when the City (or contractor) crew responded to the SSO; d. Time (and Date if other than a. above) when the SSO ceased; e. Time (and Date if other than a. above) when corrective action was completed; f. Location of the SSO, including source (pump station, manhole, etc.); g. Ultimate destination of the SSO, such as surface waterbody (by name), storm drain leading to surface waterbody (by name), dry land, building, etc.; h. Volume of the SSO; i. Cause of the SSO such as grease, roots, other blockages, wet weather (infiltration and inflow), loss of power at pump station, pump failure, etc.; j. Corrective actions taken to stop the SSO; and k. Corrective actions taken to prevent this or similar SSOs in the future. 3. Does the City have a formal written plan for responding to, addressing, and reporting SSOs (i.e. a'Sewer Overflow Response Plan)? If so: 12/11/2008 09:47 336-627-9189 PUBLIC WORKS EDEN PAGE 05 "41- What procedures are in place to document SSOs? b all of the information in Question 2 above inchWed? What procedures am in puce to estimate SSO volume? What procedures are in place to identify root causes of SSOs? what procedures are in place to contain and clean up SSOs? what procedures are in place to address wastewater backups into buildings caused by mainline problems? what procedures are in place to identify wet weather related SSOs and reconnaissance of these during rain events? What procedures am in place for 24-hour reporting of SSOs to the permitting authority. the State of North Carolina? What procedures are in place for monthly reporting of SSOs to the permitting authority, the Sate of North Carolina? 1s there a person or position responsible for each of the above activities? /11/2008 09:47 336-627-9189 PUBLIC WORKS EDEN PAGE 06 ENCLOSURE B RIGHT TO ASS T BUSINESS CONFIDENTIALITY CLAIMS �_ (40 C_F.R. Part 2) Except for effluent data, you may, if you desire, assert a business confidentiality claim as to any or all of the information that EPA is requesting from you. The EPA regulation relating to business confidentiality claims is found at 40 C.F.R. Part 2. If you assert such a claim for the requested information, EPA will only disclose the information to the extent and under the procedures set out in the cited regulations. If no business confidentiality claim accompanies the information. EPA may make the information available to the public without any further notice to you. 40 C.P.R. $2.203(b). Method and time of asserting business confide4tfarity claim. A business wbich is submitting information to EPA may assert a business confidentiality claim, covering the information by placing on (or attaching to) the information, at the time it is submitted to EPA, a cover sheet, stamped or typed legend or other suitable form of notice employing language such as "trade secret." "proprietary," or "company confidential." Allegedly confidential portions of otherwise non -confidential documents should be clearly identified by the business, and may be submitted separately to facilitate identification and handling by EPA. if the business desires confidential treatment only until a certain date or until the occurrence of a certain event, the notice should so state. RECEIVED N.C. Dept of ENR OCT3� WiaetonSalem Regional Office October 30, 2008 M Michael F. Easley, Governor State of North Carolina William G. Ross, Jr., Secretary Department of Environment and Natural Resources Coleen H. Sullins, Director Division of Water Quality Mr. Brad Corcoran City Manager City of Eden 308 E. Stadium Drive Eden, NC 27288 Subject: Corrected Draft Pages for Renewal Permit NPDES Permit NCO025071 City of Eden Mebane Bridge WWTP Rockingham County Dear Mr. Corcoran: Enclosed with this letter is a copy of three corrected pages for the September 24, 2008 renewal draft permit for your facility. These are technical corrections and do not require a second public notice but will be send to all previous draft permit recipients for comment and approval. This corrected permit is a follow up to the October 29, 2008 letter sent to you. Please discard the three effected September draft pages and replace them with the corrected pages. Review the corrected draft very carefully so that you thoroughly understand the corrections to conditions and requirements it contains. Summary of Corrections 1) The Ammonia Nitrogen calculated Aprill - October 31 weekly average limit was corrected for this draft permit. The ammonia nitrogen policy developed between the EPA and the state does not require imposing any limits if the calculated limit value exceeds 35 mg/1. The calculated April 1 - October 21 weekly average exceeds 35 mg/1 and as such no limit is required. The calculated April l - October 31 monthly average, 14.8 mg/1, is required. 2) The Special Condition narrative for Mercury compliance was corrected for this draft permit. The special condition narrative was corrected to meet the intend of defining provisional conditions requiring compliance 18 months after the effective date of the issued permit. The purpose of the intend is to allow the Permittee to (1) collect 12 months of data and either petition the Division to re-evaluate the collected data for removing the Mercury limit and imposing another monitoring frequency, and/or to (2) put in place the necessary systems to meet the Mercury limit compliance weekly average of 224 ng/l. A provisional limit defines the conditions that will allow specific changes without re -opening an active permit. 3) The Chlorinated Phenolic Compounds compliance evaluation correction was made for this draft permit. The aesthetic water quality standard for WS waters, odor and taste, is for chlorinated phenolic compounds only. The correct compliance evaluation for chlorinated phenolic compounds was conducted and does not support imposing a limit or any additional monitoring. The phenolic compound parameter was corrected to its previous status as a pretreatment parameter. The annual effluent pollutant scan for chlorinated phenolic compounds will continued to be evaluated for future permit renewals. Page 1 of 2 Division of Water Quality, Point Source Branch Telephone (919) 807 6300 ore FAX (919) 807-6495 NorthCarolina 1617 Mail Service Center, Raleigh, North Carolina 27699-1617 On the Internet at hit h2o.(919) te. 6495 ,NatuCallb, 512 N. Salisbury Street, Raleigh, North Carolina 27604 p.-1� An Equal Opportunity/Affirmative Action Employer ppppppp, If you have questions concerning the draft corrections for your facility, please call Ron Berry at (919) 807-6403 or by email at ron.berry®ncmail.net- if no additional adverse comments are received from the public or from you, this permit will likely be issued in November 2008, with an effective date of January 1, 2009, expiring on April 30, 2012. Sincerely, ptv" 6&t�" Ron Berry Eastern NPDES Program Attachments Cc: Winston Salem Regional Office/Surface Water Protection Section DEH/Winston Salem Regional Office (with DEH approval form) Virginia DEQ/Robert Goode [email pdf, rpgoode®deq.vvirginia.gov] City of Danville/ Barry Dunkley [email pdf, Dunk1BT_®ci.Danville.va.us] PERC Unit/Dana Folley NPDES Unit Page 2 of 2 Permit NCO025071 A. (1.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS - CORRECTED DRAFT During the period beginning on the effective date of this permit and lasting until permit expiration, the Permittee is authorized to discharge from outfall 001. Such discharges shall be limited and monitored by the Permittee as specified below: EFFLUENT - CHARACTERISTICS LIMITS MONITORING REQUIREMENTS Monthly Average Weekly Average Daily Maximum Measurement Frequency Sample Type Sample Location' Flow 13.5 MGD Continuous Recording Influent or Effluent BOD, 5-day 20°C 2 30.0 mg/L 45.0 mg/L Daily Composite Effluent, Influent Total Suspended Solids TSS 2 30.0 mg/L 45.0 mg/L Daily Composite Effluent, Influent NH3 as N (April 1-October 31 14.8 m /L Daily Composite Effluent NH3 as N November 1—March 31 3Meek Composite Effluent H 3 Daily Grab Effluent pH Footnote 1 Grab Upstream', Downstream' Fecal Coliform (geometric mean 200 / 100 ml 400 1100 ml Daily Grab Effluent Total Residual Chlorine TRC 4 28 µg/L Daily Grab Effluent Temperature, °C Daily Grab Effluent Temperature, °C Footnote 1 Grab Upstream', Downstream' Conductivity, Nohm/cm Footnote 1 Grab Upstream, Downstream Dissolved Oxygen (DO), m /L Daily Grab Effluent Dissolved Oxygen (DO), mg/L Footnote 1 Grab Upstream', Downstream' Total Copper, /L 5 2/Month Composite Effluent Mercury6 224 ng/L 2/Month Composite Effluent Total Nitrogen (TN) TN = NO2 + NO3 + TKN, m /L Monthly Composite Effluent Total Phosphorus JP), m /L Monthly Composite Effluent Chronic Toxicity 7 Quarterly Composite Effluent Total Zinc, /L 5 Quarterly Composite Effluent Total Silver, /L 5 Quarterly Composite Effluent Color 8 300 ADMI 3/Quarter Composite Effluent Color 8 Footnote 1 Grab Upstream, Downstream Effluent Pollutant Scans Annual Composite/ Grab Effluent -444'qq Permit NCO025071 (continued from A.(1.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS) Notes: 1. Sample locations: Upstream - Upstream at NCSR 1964; Downstream - Downstream at NCSR 700. Upstream and downstream samples shall be grab samples. Stream samples shall be collected three times per week during June, July, August and September and once per week during the remaining months of the year. 2. The monthly average BOD5 and TSS concentrations shall not exceed 15% of the respective influent value (85% removal). 3. The pH shall not be less than 6.0 standard units nor greater than 9.0 standard units. 4. Total Residual Chlorine compliance is required for chlorine or chlorine derivative used for disinfection. The Division shall consider all effluent TRC values reported below 50 ug/ 1 to be in compliance with the permit. However, the Permittee shall continue to record and submit all values reported by a North Carolina certified laboratory (including field certified), even if these values fall below 50 ug/l. 5. Sampling for zinc, copper, and silver should coincide with sampling for chronic toxicity test. 6. Provisional limit and monitoring shall apply as stated in Special Condition A.(4.). 7. Chronic Toxicity (Ceriodaphnia) P/F at 5.4%. Toxicity testing shall be performed in the months of March, June, September and December (see Part A.(2.). 8. Limit is an instantaneous maximum (i.e. not to be exceeded at any time) not a daily maximum. 9. See Special Condition A.(3.) for list of pollutants. There shall be no discharge of floating solids or visible foam in other than trace amounts. ppppppp- Permit NCO025071 (continued from A.(1.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS) Notes: 1. Sample locations: Upstream - Upstream at NCSR 1964; Downstream - Downstream at NCSR 700. Upstream and downstream samples shall be grab samples. Stream samples shall be collected three times per week during June, July, August and September and once per week during the remaining months of the year. 2. The monthly average BODs and TSS concentrations shall not exceed 15% of the respective influent value (85% removal). 3. The pH shall not be less than 6.0 standard units nor greater than 9.0 standard units. 4. Total Residual Chlorine compliance is required for chlorine or chlorine derivative used for disinfection. The Division shall consider all effluent TRC values reported below 50 ug/1 to be in compliance with the permit. However, the Permittee shall continue to record and submit all values reported by a North Carolina certified laboratory (including field certified), even if these values fall below 50 ug/l. 5. Sampling for zinc, copper, and silver should coincide with sampling for chronic toxicity test. 6. Provisional limit and monitoring shall apply as stated in Special Condition A.(4.). 7. Chronic Toxicity (Ceriodaphnia) P/F at 5.4%. Toxicity testing shall be performed in the months of March, June, September and December (see Part A.(2.). 8. Limit is an instantaneous maximum (i.e. not to be exceeded at any time) not a daily maximum. 9. See Special Condition A.(3.) for list of pollutants. There shall be no discharge of floating solids or visible foam in other than trace amounts. ppppppp- Permit NCO025071 A. (4.) CONDITIONAL MONITORING FOR MERCURY -CORRECTED DRAFT Provisional Limits and weekly monitoring for Mercury take effect 18 months from the effective date of this permit. If the first 12 months of monitoring data shows no reasonable potential to exceed water quality standards, the Permittee can petition the Division to (1) remove the limit and to (2) reduce the measurement frequency to quarterly, which can be done by letter from the Division without having to reopen the permit. Mr. Brad Corcoran City Manager City of Eden 308 E. Stadium Drive Eden, NC 27288 Dear Mr. Corcoran: 41-1— Michael F. Easley, Governor State of North Carolina William G. Ross, Jr., Secretary Department of Environment and Natural Resources Coleen H. Sullins, Director Division of Water Quality RECEIVED October 29, 2008 N.C. Dept of ENR I OCT 302008 Winston-Salem Regional Office Subject: Response to Comments on Renewal Drafts (1) NPDES Permit NCO025071 City of Eden Mebane Bridge WWTP (2) NPDES Permit NCO025151 City of Eden Dry Creek WWTP Rockingham County The Division has reviewed the comments in your staff October 20, 2008 letter. We have the following information to offer after re-evaluation of the North Carolina statues water quality standards, and as requested in your letter. We are addressing both permit draft renewals for the City of Eden WWTPs. Dry Creek NCOO25151 It has been the Division policy to include a permit page for an approved expanded capacity since Permittees typically want to keep any approved capacity. We acknowledge this is not the case and support you efforts for centralization of your treatment efforts to the Mebane Bridge facility. However, to be consistent with Division policy we will continue to list the expanded capacity permit page in the renewal permit. When you rescind the Dry Creek NPDES permit all permit pages will be deemed null and void. The 18 months timetable to meet TRC compliance, 28 µg/1, is per the Division standard policy to allow you a one time opportunity to install the necessary equipment to meet the imposed TRC limit. We acknowledge the City of Eden plans are to close this facility and cease discharge prior to the 18 month deadline. If any discharge did occur after the 18 month period you will have to be in compliance with the TRC limit. As often the case, your preliminary investigation indicates additional equipment would be required to meet the TRC compliance limit requiring construction approval and capital investment. onth The decision on ow to timetablewillbegrd in 1s up to you. To be the applicable permit page. consistent onlVision policy the 18 the expanded permit TRC compliance . TRC compliance is immediate upon expansion. Mebane Bridge NCO025071 The evaluation to determine if a pollutant parameter has the possible potential to exceed any applicable water quality standards is part of the normal permit review process and is based on the most recent 48 month data you have submitted through DMRs or PPAs. In the case of mercury the one high data point did occur within this time frame and prompted the addition of the provisional ut without compliance tocumented evideble. We nce of heethat the facility should not create err or a full documented disclosure of all urcebwe have to substantial documented assume there is an unknown source. Page 1 of 2 Telephone (919) 807-6300 One Point Source Branch Division of Water Quality, FAX (919) 807-6495 No hCarolina 1617 Mail Service Center, Raleigh, North Carolina 27699-1617Qi1lCQ!!1,/ On the Internet at http://h2o.enr.state.nc.us/ 512 N. Salisbury Street, Raleigh, North Carolina 27604n Enual O000dunity/Affirmative Action Employer There is one major correction the Division will make, the provisional mercury compliance limit should not go into effect until 18 months after the permit effective date. During the first 18 months 2/Month monitoring is required. If after the first 12 months of monitoring you feel the data show no reasonable potential to exceed the mercury compliance limit then you can petition the Division in writing to remove the mercury limit and reduce the monitoring frequency back to the pretreatment condition of quarterly without reopening the permit. If no petition is received or the Division evaluation of the first 12 months mercury data does not support the removal of the mercury compliance limit, the mercury compliance limit with weekly monitoring is required beginning after the 18 month provisional timeline. The 2/Month monitorimg is consistent with Division policy for NPDES effluent monitored parameters for your facility. Unfortunately, we can only reduce the mercury monitoring under the terms specified in the provisional limit. Per your written request we provide the following statue quote: The aesthetic problem, odor and taste, issdeWS d under Waters North as Carolina Statute 15A NCAC 02B .0216 (3) Quality standards applicable to Class (e) "Chlorinated phenolic compounds: not greater than 1.o µg/l to protect water supplies from taste and odor problems due to chlorinated phenols shall be allowed. Specific phenolic compounds may be given a different limit if it is demonstrated not to cause taste and odor problems and not to be detrimental to other best usage" After verification of which available data defines chlorinated phenolic compounds the Division re- evaluated the possible potential to exceed the chlorinated phenolic compounds water quality standard and has concluded no potential exist and no limits is required. Monitoring requirements will revert back to pretreatment total phenols requiremre�eatmenthave group. The further renewalconcerns permi twill be corrected out total phenols monitoring you should contact the DWQ p accordingly. The Fact Sheet will be revised to read as follows: Phenolic Compounds - Monitoring is part of pretreatment requirement. There is a water quality standard, aesthetic standard dealing with odor and taste, required for chlorinated phenolic compounds because the receiving stream, Dan River, is class fled as a WS. Evaluation of available PPA data low detection limits so nofurther action is indicates all tchlorinated renewals at s will include nolic compounds o of tare he PPA dat for chlorinated phenolic compounds. Future permit renewals l be issued further comments and A corrected draft permit for questions concerning this letter please lrcall Ron Berryat (919) 807-6403 or by approval. If you have email at ron.beny®ncmail.net. Sinc erely, &V--, Ron Berry Eastern NPDES Program Attachments: Cc: Winston Salem Regional Office/Surface Water Protection Section (copy of City of Eden October 20, 2008 letter) NPDES Unit (original City of Eden October 20, 2008 letter) Central Files (copy of City of Eden October 20, 2008 letter) Page 2 of 2 ppppppp- i /� 0Ci 2 2 L � f � W w kwate)c J wattneid J eant October 20, 2008 Ron Berry Eastern NPDES Program Division of Water Quality, Point Source Branch 1617 Mail Service Center Raleigh, North Carolina 27699-1617 Subject: Comments for Draft of Renewal Permits NPDES Permit NCO025071 City of Eden Mebane Bridge WWTP NPDES Permit NCO025151 City of Eden Dry Creek WWTP Rockingham County Dear Mr. Berry, Our staff has received and reviewed both of the draft NPDES permits for our city's wastewater treatment plants. We understand the changes being proposed and the reasoning behind these changes, but we still wish to comment on a few of these changes. Concerning the permit renewal for the Dry Creek WWTP, #NC0025151, there was only one major change noted along with directives to go along with a plant expansion. We will not be pursuing a plant expansion. I'm not sure if this section could be removed, but it will not be needed for the future. We are currently looking at plans for closing Dry Creek permanently and rerouting all flows to the Mebane Bridge Plant. As for the TRC limit, we have reviewed the plant layout and have determined that modifications to the effluent structure would have to be in place before we could effectively chlorinate and dechlorinate. This pushes us further in our desire to close the Dry Creek plant. We are hoping to have plans in place within a year to have all flows diverted before the end of 2009. This should keep us within the 18 month timeline that will be imposed to meet the new TRC limit. Concerning the permit renewal for the Mebane Bridge WWTP, #NC0025071, there were several major changes noted but we only wish to comment on two. We see no problems with the new effluent weekly average maximum limit. We have always seen results less than our current monthly average, so meeting the new limit should not be a problem. We have no problems with the reduction in silver monitoring as well. P. O. Box 70 • Eden, NC 27289-0070 • (336) 627-1009 • Fax (336) 627-9968 We are, though, concerned about the increased monitoring for Mercury as well as the weekly average maximum limit. We have already budgeted for our annual analysis and this increase in testing was not planned for. For as far back as 2001, we have consistently shown < 0.0002 mg/L Mercury in our Effluent. The majority of our Influent data has also been < 0.0002 mg/L with only five data points being above the detection limit. Only one date showed a hit of 0.0011 mg/L in the Effluent while the Influent for that day was 0.0008 mg/L. We feel strongly that this was an erroneous reading either from contamination through sampling or the analysis itself. Nothing could be identified at the time to prove a lab error, but with the Effluent being higher than the Influent, an error would have had to occur. It is not feasible that we would produce Mercury in our operation. We understand the protocol for reasonable potential, but I'm asking that you reconsider the length of time for required conditional monitoring. We ask that it be reduced to 3 — 6 months with the understanding that if another hit occurs, we will continue the bi-monthly sampling for the rest of the permit term. Our other concern is with the newly imposed Phenol limit. We are not aware of any aesthetic problems with the downstream drinking water supply or do we foresee any problems contributed from our plant due to the size of the stream that we discharge into. First, we would like to see a Fact Sheet that shows how this limit was initially established. Next, we ask that you consider a conditional monitoring requirement for a 3 — 6 month period for this parameter with the understanding that if we have any results above the limit, we will continue monitoring bi-monthly. Otherwise, we can revert back to monitoring quarterly for the duration of the permit. We know there have been a few results near or above the new proposed limit, but again, we feel that some amount of lab error could have contributed to these results. In the past year, we have switched private labs due to some continual problems and have worked on improving our sampling techniques from within. Due to the difficulty of treating Phenol once it comes into the plant, we ask that we be given a chance to prove that there is not a problem. These above mentioned concerns are all that we have at this time. Thank you for the opportunity to discuss these issues with your office and present a response for your review. We will soon lose our largest industrial contributor which will surely impact the overall makeup of our stream. It will also have a detrimental financial impact on our facility as well as the community as a whole. Any reconsideration of these matters will be appreciated. Sincerely, A Melinda S. Ward Wastewater Superintendent Cc: Brad Corcoran Dennis Asbury Ralph Potter October 29, 2008 Ms. Shari L. Bryant, Regional Coordinator Habitat Conservation Program Division of Marine Fisheries 1721 Mail Service Center Raleigh, NC 27699-1721 Michael F. Easley, Governor State of North Carolina William G. Ross, Jr., Secretary Department of Environment and Natural Resources Coleen H. Sullins, Director Division of Water Quality r IYECt. r" F—�0 2008rSalern l Office Subject: NPDES Proposed Permit Response Permit Number NCO025071 City of Eden Mebane Bridge WWTP Rockingham County Dear Ms. Bryant: The Division reviewed the comments in your October 23, 2008 letter for the Mebane Bridge facility. We have the following additional information to offer and will convey to the City of Eden your concerns about the impact to the diverse aquatic community in the Dan River. The Mebane Bridge facility is a domestic treatment facility with an active pretreatment program for it industrial sources that has a monthly average treated effluent discharge less than 7,000,000 gallons per day. Mebane Bridge currently has a Total Chlorine Residual (TRC) acute limit, 28 1Lg/1, that will be continued in the renewal permit. During the last permit cycle Mebane Bridge had no TRC violations. Mebane Bridge uses chlorination followed by declorination. Since June 2005 Mebane Bridge has passed all twelve of its quarterly effluent chronic toxicity tests and the required four second species toxicity tests. There is sufficient power back up capability to operate this facility. Mebane Bridge is conducting routine instream Fecal Coliform testing at the same time as it is testing for Fecal Coliform in its discharge. This testing has demonstrated the source of high Fecal Coliform in Dan River is not Mebane Bridge. Ammonia as nitrogen, considered a toxic parameter, is limited in the current permit during the summer months and will continue to be limited in the summer in the renewal permit. No ammonia nitrogen limit violations have occurred in the current active permit. New stream flow data from USGS was used to recalculate the renewal permit required ammonia nitrogen limit, 14.8 mg/1 a monthly average. The levels of metals reported routinely to the Division for the effluent, some potential toxic parameters, were evaluated for possible potential to exceed water quality standards. No possible potential to exceed water quality standards were found except for one mercury reading. The mercury reading was not consistent with the other mercury data available. Consequently, in the renewal permit Mebane Bridge will be required to supply sufficient data to prove mercury is not a concern in the effluent or a limit will be imposed. The Division will issue the renewal permit with a 18 month provisional compliance condition for mercury and will advise the City of Eden that in future application alternative disinfection methods should be considered. If you have any questions, please contact Ron Berry at telephone number (919) 807-6403. SincereI Ron Berry cc: Central Files (w/ copy October 23, 2008 letter) NPDES Permit File [w/ original October 23, 2008 letter) Winston Salem Regional Office, Water Quality Section [w/ copy October 23, 2008 letter) Division of Water Quality, Point Source Branch Telephone (919) 807-6300 1617 Mail Service Center, Raleigh, North Carolina 27699-1617 FAX (919) 807-6495 NorthCarolina 512 N. Salisbury Street, Raleigh, North Carolina 27604 On the Internet at hItp.V1h2o.enrstate.nc.u4/ Natu-6111f An Equal Opportunity/Affirmative Action Employer ® North Carolina Wildlife Resources Commission Gordon Myers, Executive Director MEMORANDUM TO: Ron Berry, NPDES Unit Division of Water Quality FROM: Shari L. Bryant, Piedmont Region Coordinator Habitat Conservation Program DATE: 23 October 2008 SUBJECT: Proposed Permit Renewal for Mebane Bridge WWTP, City of Eden, Rockingham County, NPDES Permit No. NCO025071 Biologists with the North Carolina Wildlife Resources Commission have reviewed the subject document. Our comments are provided in accordance with provisions of the Clean Water Act of 1977 (as amended), Fish and Wildlife Coordination Act (48 Stat. 401, as amended; 16 U.S.C. 661-667d), North Carolina General Statutes (G.S. 113-131 et seq.), and North Carolina Administrative Code 15A NCAC 10I.0102. The City of Eden has applied for renewal of its NPDES permit to discharge treated combined domestic wastewater into Dan River in the Roanoke River basin. According to the public notice, total residual chlorine (TRC), mercury, phenolic compounds, ammonia nitrogen, and color are water quality limited. Dan River supports a diverse aquatic community and there are records for the federal and state endangered Roanoke logperch (Percina rex), the federal species of concern and state endangered green floater (Lasmigona subvirdis), the state threatened bigeye jumprock (Scartomyzon ariommus), and the state significantly rare Roanoke hogsucker (Hypentelium roanokense) in Dan River. We offer the following recommendations to reduce impacts to aquatic resources, particularly to the Roanoke logperch. If the facility uses chlorine disinfection, chlorine systems should be replaced by ultraviolet light or ozone systems. Chlorine is acutely toxic to aquatic organisms and can form secondary compounds that are detrimental to aquatic life. 2. If not already in place, a stand-by power system should be installed. Thank you for the opportunity to comment on this permit renewal. If we can be of further assistance, please contact our office at (336) 449-7625. ec: Rob Nichols, WRC Tom Augspurger, USFWS Mailing Address: Division of Inland Fisheries • 1721 Mail Service Center • Raleigh, NC 27699-1721 Telephone: (919) 707-0220 • Fax: (919) 707-0028 O�O� W AT �R�G In 7 r- Ljy p � Mr. Stephen B. Corcoran City of Eden 308 East Stadium Drive Eden, North Carolina 27288 Dear Mr. Corcoran: RECEIVED N.C. Deot. of ENR OCT 21 2008 Winston-Salem Rogional office October 13, 2008 ROW -- Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources SUBJECT: Authorization to Construct A to C No. 025071 A02 Colleen H. Sullins, Director Division of Water Quality i FE c EoV% E - p, n OCT 1 7 d DENR RAtEIGH REC :,�;',L OF i:ICE City of Eden Mebane Bridge Road W WTP Biosolids Dewatering Facility Phase 1 — Site Work & Foundations Package Rockingham County A letter of request for Authorization to Construct was received August 5, 2008, by the Division, and final plans and specifications for the subject project have been reviewed and found to be satisfactory. Authorization is hereby granted for the Phase 1 (Site Work and Foundation Package) construction of the Biosolids Dewatering Facility at the existing 13.5 MGD Wastewater Treatment Plant, with discharge of treated wastewater into the Dan River in the Roanoke Basin. With the completion of Phase 1 and the future Phase 2 Biosolids Dewatering Facility construction projects, the Biosolids Dewatering Facility will be operational. This authorization results in no increase in design or permitted capacity and is awarded for the construction of the following: Concrete foundations for the (approximately) 28-foot by 46-foot dewatering building, the 80-foot by 185-foot sludge storage shelter, and the 50,000 gallon sludge storage tank, and associated site work and yard piping, in conformity with the project plans, specifications, and other supporting data subsequently filed and approved by the Department of Environment and Natural Resources. The issuance of this Phase 1 Authorization to Construct (ATC) for the Site Work & Foundation Package of the Mebane Bridge Road WWTP Biosolids Dewatering Facility in no way implies that issuance of the authorization for the Phase 2 construction of this facility will be granted. The Phase 2 ATC for the Biosolids Dewatering Facility may be issued after a complete review of the plans and specifications for this portion of this project. Construction of facilities other than those approved in this ATC shall not take place until the Phase 2 ATC is issued. This Authorization to Construct is issued in accordance with Part III, Paragraph A of NPDES Permit No. NCO025071 issued August 9, 2002, and shall be subject to revocation unless lhcarolina �Naturally North Carolina Division of Water Quality 1617 Mail Service Center Raleigh, NC 27699-1617 Phone (919) 733-7015 Customer Service Internet: www.ncwaterouality.org 512 N. Salisbury St. Raleigh, NC 27604 FAX (919) 733-2496 1-877-623-6748 An Equal Opportunity/Affirmative Action Employer— 50% Recycled110% Post Consumer Paper FV Mr. Stephen B. Corcoran October 13, 2008 Page 2 the wastewater treatment facilities are constructed in accordance with the conditions and limitations specified in Permit No. NC0025701. The sludge generated from these treatment facilities must be disposed of in accordance with G.S. 143-215.1 and in a manner approved by the North Carolina Division of Water Quality. In the event that the facilities fail to perform satisfactorily, including the creation of nuisance conditions, the Permittee shall take immediate corrective action, including those as may be required by this Division, such as the construction of additional or replacement wastewater treatment or disposal facilities. The - aaeem Regional —Office, telephone number (336) 771-5000, shall be notif at orty-eight (48) hours in advance of operation of the installed facilities so that an on sib inspection can be made. Such notification to the regional supervisor shall be made durin normal office hours from 8:00 a.m. until 5:00 p.m. on Monday through Friday, ex g State Holidays. Upon completion of construction and prior to operation of this permitted facility, a certification must be received from a professional engineer certifying that the permitted facility has been installed in accordance with the NPDES Permit, this Authorization to Construct and the approved plans and specifications. Mail the Certification to: Construction Grants & Loans, DWQ/DENR, 1633 Mail Service Center, Raleigh, NC 27699-1633. Upon classification of the facility by the Certification Commission, the Permittee shall employ a certified wastewater treatment plant operator to be in responsible charge (ORC) of the wastewater treatment facilities. The operator must hold a certificate of the type and grade at least equivalent to or greater than the classification assigned to the wastewater treatment facilities by the Certification Commission. The Permittee must also employ a certified back-up operator of the appropriate type and grade to comply with the conditions of T15A:8G.0202. The ORC of the facility must visit each Class I facility at least weekly and each Class II, 1II and IV facility at least daily, excluding weekends and holidays, must properly manage the facility, must document daily operation and maintenance of the facility, and must comply with all other conditions of T15A:8G.0202. A copy of the approved plans and specifications shall be maintained on file by the Permittee for the life of the facility. During the construction of the proposed additions/modifications, the permittee shall continue to properly maintain and operate the existing wastewater treatment facilities at all times, and in such a manner, as necessary to comply with the effluent limits specified in the NPDES Permit. You are reminded that it is mandatory for the project to be constructed in accordance with the North Carolina Sedimentation Pollution Control Act, and when applicable, the North Mr. Stephen B. Corcoran October 13, 2008 Page 3 Carolina Dam Safety Act. In addition, the specifications must clearly state what the contractor's responsibilities shall be in complying with these Acts. Prior to entering into any contract(s) for construction, the recipient must have obtained all applicable permits from the State. Failure to abide by the requirements contained in this Authorization to Construct may subject the Permittee to an enforcement action by the Division of Water Quality in accordance with North Carolina General Statute 143-215.6A to 143-215.6C. The issuance of this Authorization to Construct does not preclude the Permittee from complying with any and all statutes, rules, regulations, or ordinances which may be imposed by other government agencies (local, state, and federal) which have jurisdiction. One (1) set of approved plans and specifications is being forwarded to you. If you have any questions or need additional information, please contact Seth Robertson, P.E. at telephone number (919) 715-6206. Sincerely, (-41-- Coleen H. Sullins kp:sr cc: Tyler Highfill, P.E. — Highfill Infrastructure Engineering, P.C., 1150 SE Maynard Rd, Suite 250, Cary, NC 27511 Rockingham County Health Department DWQ Winston-Salem Regional Office, Surface Water Protection DWQ, Technical Assistance and Certification Unit DWQ, Point Source Branch, NPDES Program Daniel Blaisdell, P.E. Seth Robertson, P.E. Ken Pohlig, P.E. ATC File I RECEIVED Michael F. Easley, Governor �i N.C. Dept of ENR State of North Carolina SEP 2 6 2008 William G. Ross, Jr., Secretary r� Department of Environment and Natural Resources y Winston-Salem Coleen H. Sullins, Director IT, Regional Office Division of Water Quality September 24, 2008 Mr. Brad Corcoran City Manager City of Eden 308 E. Stadium Drive Eden, NC 27288 Subject: Draft of Renewal Permit NPDES Permit NCO025071 City of Eden Mebane Bridge WWTP Rockingham County Dear Mr. Corcoran: Enclosed with this letter is a copy of the renewal draft permit for your facility. Be aware there are several major changes from your existing permit. Please review the draft very carefully so that you thoroughly understand the conditions, measurement units, and requirements itin conta. Your permit is among several in the Roanoke River basin that are up for renewal. Some narrative corrections have been made, where warranted: Summary of Changes 1) An Ammonia Nitrogen (Aprill - October 31) effluent weekly average maximum limit has been added to this permit. Ammonia nitrogen is both a toxicant and water quality parameter. When a monthly average maximum limit is imposed on a POTW the EPA requires a weekly average maximum limit either 3 times the monthly limit or a maximum of 35.0 mg/l, which ever is lower. 2) A Total Silver effluent monitoyjg. requency was reduced to quarterly in this permit. Total Silver is a major toxicant. RP as conducted and no correlation to toxicity was shown. Total Silver quarterly monitoring is required for pretreatment monitoring. 3) A Mercury effluent conditional monitoring with a weekly average maximum limit has been added to this permit. Mercury is a major water quality parameter. A RPA was conducted and the potential to exceed a weekly average maximum limit of 224 ng/L was shown. The reported data had only one detected value so a conditional monitoring protocol was define to allow the Permitte to reduce monitoring after 12 months if the data is below the weekly average maximum limit. This same condition also terminates the use of the reduce monitoring condition anytime the weekly average maximum limit is exceeded. 4) A Phenolic compounds monitoring with a weekly average maximum limit has been added to this permit. Phenolic compounds concentration is an aesthetic standard for WS waters, odor and taste. The City of Danville has its drinking water supply intake downstream of this discharge. Narrative Change 5) An Effluent Pollutant Scan parameter with annual submittal has been added to this permit. The scan was required in the previous permit and defined as a Special Condition. It will continue to be required and defined as a Special Condition, for clarity it was added to the permit page. Page 1 of 2 Division of Water Quality, Point Source Branch Telephone (919) 807-6300 One 1617 Mail Service Center, Raleigh, North Carolina 27699-1617 FAX (919) 807-6495 NorthiCarolina 512 N. Salisbury Street, Raleigh, North Carolina 27604 On the Internet at http://h2o.enrsiate.nc.us/ Nah(ra!!y An Equal OpportunWAffirmative Action Employer The permit draft will be sent to the Aquatic Toxicology Unit , Virginia DEQ, City Of Danville, and the Division of Environmental Health (DEH) for comment. Since this discharge is into a WS class stream DEH approval will be required. Concurrent with this notification the Division is publishing a notice in the newspaper having circulation in the general Rockingham County area, soliciting public comments on this permit draft. Please provide any comments you may have regarding this draft to DENR - DWQ, NPDES Program no later than 30 days after receiving this draft permit. Following the 30-day public comment period, the Division will review all pertinent comments and take appropriate action prior to issuing a final permit. If you have questions concerning the draft for your facility, please call Ron Berry at (919) 807-6403 or by email at ron.berry@ncmail.net. If no adverse comments are received from the public or from you, this permit will likely be issued in November 2008, with an effective date of December 1, 2008, expiring on April 30, 2012. Sincerely, )L &V Ron Berry Eastern NPDES Program Attachments Cc: EPA/Region 4/Marchall Hyatt [with Fact Sheet, application] Winston Salem Regional Office/Surface Water Protection Section [with Fact Sheet] DEH/Winston Salem Regional Office (with DEH approval form) Environmental Sciences Branch/Aquatic Toxicology Unit/Susan Meadows Virginia DEQ/Robert Goode [email pdf, rpgoode@deq.virginia.gov] City of Danville/ Barry Dunkley [email pdf, Dunk1BT_@ci.Danville.va.us] PERC Unit/Dana Folley NPDES Unit Page 2 of 2 Permit NCO025071 STATE OF NORTH CAROLINA .ry..RTMENT OF ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY PF.PMTT TO DISCHARGE WASTEWATER UNDER THE NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM In compliance with the provision of North Carolina General Statute 143-215.1, other lawful standards and regulations promulgated .and adopted by the North Carolina Environmental Management Commission, and the Federal Water Pollution Control Act, as amended, City of Eden is hereby authorized to discharge wastewater from a facility located at the Mebane Bridge WWTP 204 Mebane Bridge Road (NCSR 1964) south of Eden Rockingham County to receiving waters designated as the Dan River in the Roanoke River Basin in accordance with effluent limitations, monitoring requirements, and other conditions set forth in Parts I, II, III and IV hereof. This permit shall become effective. This permit and authorization to discharge shall expire at midnight on April30, 2012. Signed this day. F::N Coleen H. Sullins, Director Division of Water Quality By Authority of the Environmental Management Commission Permit NCO025071 SUPPLEMENT TO PERMIT COVER SHEET All previous NPDES Permits issued to this facility, whether for operation or discharge are hereby revoked. As of this permit issuance, any previously issued permit bearing this number is no longer effective. Therefore, the exclusive authority to operate and discharge from this facility arises under the permit conditions, requirements, terms, and provisions included herein. The City of Eden is hereby authorized to: 1. Continue to operate the existing 13.5 MGD wastewater treatment facility consisting of a flow meter, bar screens, grit separator, extended aeration basins, secondary clarifiers, chlorination facilities, dechlorination, aerobic digester, dissolved air flotation (DAF), sludge lagoons, and polymer addition located at the Mebane Bridge Wastewater Treatment Plant on 204 Mebane Bridge Road (NCSR 1964), south of Eden, in Rockingham County, and 2. Discharge from said treatment works at the location specified on the attached map into the Dan River, classified WS-IV waters in the Roanoke River Basin. A % 4k V ss V, 1 -yy YY4'� '' V ', y \ F t t F � r� r � _: yl � + j � � � �� -4� / � � ,L� {t . NCO025071 /* OOSSI x 39 NA a ZZ VO ie t % V's Sir, ass o� pyri gf1it C 20'61 USGS Quad: B20NW Southeast Eden, NC Latitude: 36' 25' 17" N Stream Class: WS-IV Longitude: 79' 44' 35" W Subbasin: 030203 Receiving Stream: Dan River Facility Location tth I NCO025071 Mebane Bridge WWTP IVORockingham County Permit NC0025071 LUENT LIMITATIONS AND MONITORING REQUIREMENTS- DRAFT During the period beginning on the effective date of this permit and lasting until permit expiration, the Permittee is authorized to discharge from outfall 001. Such discharges shall be limited and monitored by the Permittee as specified below: :EFFLUN CHARi4�TERIS�IQS �d LIMIT,S� .. MONITOR REQUIREMENTS Month) YY Average Wee Average <. �` Dail .ti rY ,Maximuim Measurement Frequency .Sam le pg ., Type Sample Location , , Flow 13.5 MGD Continuous Recording Influent or Effluent BOD, 5-day 20°C 2 30.0 mg/L 45.0 mg/L Daily Composite Effluent, Influent Total Suspended Solids (TSS)2 30.0 mg/L 45.0 mg/L Daily Composite Effluent, Influent NH3 as N(April 1-October 31 14.8 m /L 35.0 m /L Daily Composite Effluent NH3 as N November 1—March 31 3/Week Composite Effluent H 3 Daily Grab Effluent pH Footnote 1 Grab Upstream', Downstream' Fecal Coliform (geometric mean 200 1100 ml 400 / 100 ml Daily Grab Effluent Total Residual Chlorine TRC 4 28 µg/L Daily Grab Effluent Temperature, °C Daily Grab Effluent Temperature, °C Footnote 1 Grab Upstream', Downstream' Conductivity, Nohm/cm Footnote 1 Grab Upstream, Downstream Dissolved Oxygen (DO), m /L Daily Grab Effluent Dissolved Oxygen (DO), mg/L Footnote 1 Grab Upstream, Downstream Total Copper, /L 5 2/Month Composite Effluent Mercury6 224 ng/L 2/Month Composite Effluent Phenolic Compounds 36 /L 2/Month Composite Effluent Total Nitrogen (TN) TN = NO2 + NO3 + TKN, m /L Monthly Composite Effluent Total Phosphorus TP , m /L Monthly Composite Effluent Chronic Toxicity7 Quarterly Composite Effluent Total Zinc, /L 5 Quarterly Composite Effluent Total Silver, L 5 Quarterly Composite Effluent Color 8 300 ADMI 3/Quarter Composite Effluent Color 8 Footnote 1 Grab Upstream, Downstream' Effluent Pollutant Scan 9 Annual Composite/ Grab Effluent Permit NCO025071 om A41.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS) ations: Upstream Upstream at NCSR 1964; Downstream - Downstream at NCSR 700. upstream and downstream samples shall be grab samples. Stream samples shall be collected three times per week during June, July, August and September and once per week during the remaining months of the year. 2. The monthly average BOD5 and TSS concentrations shall not exceed 15% of the respective influent value (85% removal). 3. The pH shall not be less than 6.0 standard units nor greater than 9.0 standard units. 4. Total Residual Chlorine compliance is required for chlorine or chlorine derivative used for disinfection. The Division shall consider all effluent TRC values reported below 50 ug/1 to be in compliance with the permit. However, the Permittee shall continue to record and submit all values reported by a North Carolina certified laboratory (including field certified), even if these values fall below 50 ug/l. 5. Sampling for zinc, copper, and silver should coincide with sampling for chronic toxicity test. 6. Conditional monitoring shall apply as stated in Special Condition A.(4.) and is determined by compliance with the weekly average maximum limit of 224 ng/l. 7. Chronic Toxicity (Ceriodaphnia) P/F at 5.4%. Toxicity testing shall be performed in the months of March, June, September and December (see Part A.(2.). 8. Limit is an instantaneous maximum (i.e. not to be exceeded at any time) not a daily maximum. 9. See Special Condition A.(3.) for list of pollutants. There shall be no discharge of floating solids or visible foam in other than trace amounts. Permit NCO025071 K. (2.) CHRONIC TOXICITY PERMIT LIMIT (QUARTERLY) -DRAFT The effluent discharge shall at no time exhibit observable._ inhibition of reproduction or significant mortality to Ceriodaphnia dubia at an effluent concentration of 5.4%. The permit holder shall perform at a minimum, guarterlu monitoring using test procedures outlined in the "North Carolina Ceriodaphnia Chronic Effluent Bioassay Procedure," Revised February 1998, or subsequent versions or "North Carolina Phase II Chronic Whole Effluent Toxicity Test Procedure" (Revised -February 1998) or subsequent versions. The tests will be performed during the months of March, June, September and December. Effluent sampling for this testing shall be performed at the NPDES permitted final effluent discharge below all treatment processes. If the test procedure performed as the first test of any single quarter results in a failure or ChV below the permit limit, then multiple -concentration testing shall be performed at a minimum, in each of the two following months as described in "North Carolina Phase II Chronic Whole Effluent Toxicity Test Procedure" (Revised -February 1998) or subsequent versions. The chronic value for multiple concentration tests will be determined using the geometric mean of the highest concentration having no detectable impairment of reproduction or survival and the lowest concentration that does have a detectable impairment of reproduction or survival. The definition of "detectable impairment," collection methods, exposure regimes, and further statistical methods are specified in the "North Carolina Phase II Chronic Whole Effluent Toxicity Test Procedure" (Revised - February 1998) or subsequent versions. All toxicity testing results required as part of this permit condition will be entered on the Effluent Discharge Monitoring Form (MR-1) for the months in which tests were performed, using the parameter code TGP313 for the pass/fail results and THP313 for the Chronic Value. Additionally, DWQ Form AT-3 (original) is to be sent to the following address: Attention: North Carolina Division of Water Quality Environmental Sciences Branch 1621 Mail Service Center Raleigh, North Carolina 27699-1621 Completed Aquatic Toxicity Test Forms shall be filed with the Environmental Sciences Branch no later than 30 days after the end of the reporting period for which the report is made. Test data shall be complete, accurate, include all supporting chemical/physical measurements and all concentration/response data, and be certified by laboratory supervisor and ORC or approved designate signature. Total residual chlorine of the effluent toxicity sample must be measured and reported if chlorine is employed for disinfection of the waste stream. Should there be no discharge of flow from the facility during a month in which toxicity monitoring is required, the Permittee will complete the information located at the top of the aquatic toxicity (AT) test form indicating the facility name, permit number, pipe number, county, and the month/year of the report with the notation of "No Flow" in the comment area of the form. The report shall be submitted to the Environmental Sciences Branch at the address cited above. Should the Permittee fail to monitor during a month in which toxicity monitoring is required, monitoring will be required during the following month. Should any test data from this monitoring requirement or tests performed by the North Carolina Division of Water Quality indicate potential impacts to the receiving stream, this permit may be re- opened and modified to include alternate monitoring requirements or limits. NOTE: Failure to achieve test conditions as specified in the cited document, such as minimum control organism survival, minimum control organism reproduction, and appropriate environmental controls, shall constitute an invalid test and will require immediate follow-up testing to be completed no later than the last day of the month following the month of the initial monitoring. Permit NCO025071 ) EFFLUENT POLLUTANT SCAN -DRAFT The permittee shall perform an annual pollutant scan of its treated effluent for the following parameters: Ammonia (as N) Trans-1,2-dichloroethylene Bis (2-chtoroethyl) ether Chlorine (total residual, TRC) 1,1-dichloroethylene Bis (2-chloroisopropyl) ether Dissolved oxygen 1,2-dichloropropane Bis (2othylhexyl) phthalate NitratelNitrite 1,3-dichloropropylene 4-bromophenyl phenyl ether Kjeldahl nitrogen Ethylbenzene Butyl benzyl phthalate Oil and grease Methyl bromide 2ohloronaphthalene Phosphorus Methyl chloride 4-chlorophenyl phenyl ether Total dissolved solids Methylene chloride Chrysene Hardness 1,1,2,2-tetrachloroethane Di-n-butyl phthalate Antimony Tetrachloroethylene Di-noctyl phthalate Arsenic Toluene Dibenzo(a,h)anthracene Beryllium 1, 1. 1 -trichloroethane 1,2-dichlorobenzene Cadmium 1, 1,2-trich loroethane 1,3-dichlorobenzene Chromium Trichloroethylene 1,4-dihlorobenzene Copper Vinyl chloride 3,3-dichlorobenzidine Lead Acid -extractable compounds: Diethyl phthalate Mercury P-chloro-m-creso Dimethyl phthalate Nickel 2-chlorophenol 2,4-dinitrotoluene Selenium 2,4-dichlorophenol 2,6-dinitrotoluene Silver 2,4-dimethylphenol 1,2-diphenylhydrazine Thallium 4,6-dinitro-o-cresol Fluoranthene Zinc 2,4-dinitrophenol Fluorene Cyanide 2-nitrophenol Hexachlorobenzene Total phenolic compounds 4-nitrophenol Hexachlorobutadiene Volatile organic compounds: Pentachlorophenol Hexachlorocyclo-pentadiene Acrolein - Phenol Hexaahloroethane Acrylonitrile 2,4,6-tdchlorophenol Indeno(1,2,3od)pyrene Benzene Base -neutral compounds: Isophorone Bromoform Acenaphthene Naphthalene Carbon tetrachloride Acenaphthylene Nitrobenzene Chlorobenzene Anthracene N-nitrosodi-n-propylamine Chlorodibromomethane Benzidine N-nitrosodimethylamine Chloroethane Benzo(a)anthracene N-nit osodiphenylamine 2-chloroethylvinyl ether Benzo(a)pyrene Phenanthrene Chloroform 3,4 benzofluoranthene Pyrene Dichlorobromomethane Benzo(ghi)perylene 1,2,4-bichlombenzene 1,1-dihloroethane Benzo(k)fluoranthene 1,2-dichloroethane Bis (2-chloroethoxy) methane ➢ The total set of samples analyzed during the current term of the permit must be representative of seasonal variations. ➢ Samples shall be collected and analyzed in accordance with analytical methods approved under 40 CFR Part 136. ➢ Unless indicated otherwise, metals must be analyzed and reported as total recoverable. ➢ Test results shall be reported to the Division in DWQ Form- DMR-PPA1 or in a form approved by the Director, within 90 days of sampling. A copy of the report shall be submitted to each the NPDES Unit and the Compliance and Enforcement Unit to the following address: Division of Water Quality, Water Quality Section, , 1617 Mail Service Center, Raleigh, North Carolina 27699-1617. Permit NCO025071 DITIONAL MONITORING FOR MERCURY -DRAFT During the period beginning on the permit effective date and continuing until the permit expiration date the weekly average maximum limit of 224 ng/1 shall apply. Beginning with the first month after the effective date of this permit and continuing for the next 12 consecutive months, the Permittee shall meet the 2/Month monitoring requirement. After the 12 consecutive months reporting period if the weekly average maximum limit of 224 ng/1 was not exceeded at any time then the Permittee can reduce monitoring to quarterly. If at anytime during the quarterly monitoring the weekly maximum limit of 224 ng/1 is exceeded then the Permittee shall be required to monitor 2/Month until the permit expiration. ve6�-,Mll 3�� lsca�;� 6(iciel- &kd�rlrl NCDENR/ DWQ FACT SHEET NPDES PERMIT RENEWAL NPDES No. NCO025071 Facility Information Applicant/Facility Name: City of Eden / Mebane Bridge Wastewater Treatment Plant Applicant Address: 308 East Stadium Drive, Eden, North Carolina 27288 Facility Address: 191 Mebane Bridge Road, Eden, North Carolina 27288 Permitted Flow 13.5 MGD Type of Waste: domestic 55%) and industrial 45%) with pretreatment program Facility/Permit Status: Class IV /Active; Permit renewal County: Rockingham County Miscellaneous Receiving Stream: Dan River Regional Office: Winston-Salem Stream Classification: WS-IV State Grid / USGS Quad: B20NW/SE Eden, NC 303 d Listed? No Permit Writer: Ron Berry Subbasin: 03-02-03 Date: August 21, 2008 Drainage Area (mi): 1701 A4"F Lat. 36°28' 17" N Long. 79° 44' 35" W Summer 7Q 10 cfs 370 (July 1994) Winter 7Q10 (cfs): 600 (July 1994) 30 2 cfs 740 (July 1994) Average Flow cfs : IWC (%): 5.35% (13.5 MGD) Background for Permit Renewal The facility serves the City of Eden (pop. 16,000), the town of Wentworth (pop. 2,700) and four Significant Industrial Users (SIUs). These SIUs are regulated through the City's pretreatment program. At the request of the permittee, June 2006, the permitted flow was reinstated to its previous 13.5 MGD compliance limits and monitoring because of increased industrial influent flow. Since its discharge is 22 miles upstream of the water supply intake for Danville, Virginia, a color limit (instantaneous maximum) of 300 ADMI was required. The 300 ADMI limit is based on a 1990 color mass balance model that was used for previous color limit determinations at various permitted flows and is still considered valid. Since June 2006 the permittee has failed to meet its effluent color limit only 1 out of the 12 reported measurements. However, the instream color monitoring data shows no definable impacted on the downstream station located approximately 4 miles below the discharge. Danville was provided a copy of the draft for comment. The latest USGS steam data was used to recalculate the IWC and other related dilution factors. The IWC % increased to 5.35% and was applied where applicable. Because the receiving stream classification is WS, will submit draft for DEH approval. Also, because of impact on aquatic species discussed in previous renewal will submit draft copy to NC Wildlife Resources Commission for comment. Since the receiving stream is the water supply for Danville Virginia, will submit draft for Virginia Department of Health approval. A copy will be sent to the City of Danville for comment. Fact Sheet NPDES NC0025071 Page I of 5 In late 2006 the City of Eden began monthy instream monitoring of fecal coliform as rf by the Dan River Association. Data submitted as required by general terms and con& permit. COMPLIANCE HISTORY From May 2006 to April 2008 the following compliance violations occurred: 1) 3 violations, failure to meet minimum 85% removal of TSS 2) 3 violations, exceedance of maximum weekly average 45 mg/L TSS 3) 1 violation, exceedance of maximum monthly average 30 mg/L TSS 4) 3 violations, exceedanace of maximum instantaneous 300 AMI Color 5) 1 violation, exceedance of maximum weekly average Fecal Coliform 400/100 ml 6) 1 violation, exceedance of maximum monthly average Fecal Coliform 200/100 ml PERMITTING STRATEGY Reasonable Potential Analysis (RPA includes all DMR, pretreatment data., PPA) Total Copper — Action level toxicant, no failed WET test. Predicted value above acute and chronic. Reported values above acute only. Will continue to monitor 2/Month in conjunction with WET sampling. Total Silver — Action level toxicant, no failed WET test. All reported values below detection limit. Predicted value exceeds acute and chronic value. Will reduce to monitor quarterly in conjunction with WET sampling. Matches pretreatment requirements. Total Zinc — Action level toxicant, no failed WET test. Predicted value above acute value but lower than chronic value. No reported values above acute or chronic. Will continue to monitor quarterly in conjunction with WET sampling. Matches pretreatment requirements. Cyanide — Potential major pollutant of concern. Predicted value exceeds acute and chronic. Reported values below PQL. Will recommend as part of pretreatment to continue monitoing quarterly. Mercury — Potential major pollutant of concern. Effluent monitored as part of pretreatment requirements. Only one value above detection limit, same value above chronic. No acute limit. Predicted value exceeds chronic limit. Will add to NPDES effluent monitoring as conditional 2/Month monitoring with weekly max average limit 224 ng/1 to activate immediately if any one of the first 12 consecutive monthly measurements after the effective date exceed the weekly max limit. If none of the 12 consecutive months values exceed the weekly max average limit of 224 ng/1 limit then permit monitoring will return to quarterly monitoring to meet pretreatment requirements. Total Dissolved Solids (TDS) — Data from PPA. This is a water quality standard required because the receiving stream, Dan River, is classified as a WS. No acute limit. Predicted value below chronic. Highest reported value below chronic limit. No action required. Hardness (CaCO3) - Small data set. This is a water quality standard required because the receiving stream, Dan River, is classified as a WS. No acute limit. Predicted value below chronic limit. Highest reported value below chronic limit. No action required. Fact Sheet NPDES \C'0025071 Page 2 of 5 Phenolic Compounds — Monitoring is part of pretreatment requirement. This is a water quality standard required because the receiving stream, Dan River, is classified as a WS. This is an aesthetic standard, dealing with odor and taste. No acute limit. Predicted value exceeds chronic limit. Several reported values exceed chronic. Will require as NPDES effluent monitoring and increase to 2/Month monitoring with weekly average maximum limit 36 µg/l. Will impact pretreatment program. Arsenic Effluent monitored quarterly as part of pretreatment program. All reported data below detection limit. Predicted value below chronic. No acute. No changes recommended, continue quarterly pretreatment monitoring. Cadmium Effluent monitored quarterly as part of pretreatment program. All reported data below detection limit. Predicted value below acute and chronic. No changes recommended, continue quarterly pretreatment monitoring. Chromium Effluent monitored quarterly as part of pretreatment program. All reported data below detection limit. Predicted value below acute and chronic. No suspected toxicity. No changes recommended, continue quarterly pretreatment monitoring. Molydenum Effluent monitored quarterly as part of pretreatment program. Predicted value below chronic. No acute. No changes recommended, continue quarterly pretreatment monitoring. Lead Effluent monitored quarterly as part of pretreatment program. All reported data below detection limit. Predicted value below acute and chronic. No changes recommended, continue quarterly pretreatment monitoring. Other Parameters Discharge Monitoring Report (DMR) data from April 2006 through March 2008 was reviewed and is summarized in Table I. Table I: Summa DMR Data — March 2006 to April 2008 ow Flow (MGD) BOD5 (mg/L) TSS (-g/L) NH3-N (mg/L) Fecal 4/100m 1 Coliform (µgIL) DO (mg/L) Color (ADMI) TN (mg/L) TP (mg/L) Average 7.01 3.03 11.44 0.19 53.28 15.6 7.87 243.6 3.556 1.315 Maximum 8.7 8.4 41.6 4.3 614.9 27 18.1 603 12.90 3.21 Minimum 5.3 1.5 6.3 0.1 4.4 10 0.5* 86 1.11 0.08 * Suspect meter problem, lowest DO reported value = 3.9 mg/L BOD5 — Primary effluent pollutant for WWTP. Will maintain existing permit effluent monitoring and compliance including 85% removal. Total Suspended Solids (TSS) - Primary effluent pollutant for WWTP. Will maintain existing permit effluent monitoring and compliance including 85% removal. Ammonia Nitrogen (NH3-N) — Primary effluent toxicant for WWTP. Calculated IWC with latest stream data, monthly max limit increased to 14.8 mg/l. Added weekly max limit 35.0 mg/1 to meet EPA guidelines as directed in October 2002 policy letter for NPDES permit renewals and Fact Sheet NPDES NC'0025071 Page 3 of 5 removed re -opener condition. Will maintain existing permit monitoring requirements, and winter. pH — Primary effluent pollutant for WWTP. Will maintain existing permit effluent mo:�. and conpliance. Will maintain existing permit instream monitoring. Fecal Coliform - Primary effluent pollutant for WWTP. Will maintain existing permit effluent monitoring and conmpliance. Note: Current instream monitoring is not part of permit requirments. lnstream study being provided to Dan River Association on a voluntary bases. Compared effluent and instream data and noted fecal coliform high levels in the Dan River are not negatively impacted by or traceable to WWTP effluent. Total Residual Chlorine (TRC) — Primary effluent water quality standard. Calculated IWC with latest stream data, no change to limit. Will maintain existing permit effluent monitoring and compliance. Will add footnote to clarify chlorine derivative definition and measurement detection protocol. Temperature — Primary effluent impact factor for WWTP. Will maintain existing permit effluent monitoring. Will maintain existing permit instream monitoring. Conductivity — Primary indicator of impact of effluent dissolved solids on receiving stream. Will maintain existing permit instream monitoring. Dissolved Oxygen (DO) — Primary effluent pollutant for WWTP. Will maintain existing permit effluent monitoring and compliance. Will maintain existing permit instream monitoring. Total Nitrogen (TN) — Major pollutant of concern for nutrients from WWTP. Will maintain existing permit effluent monitoring. Total Phosphorus (TP) - Major pollutant of concern for nutrients from WWTP. Will maintain existing permit effluent monitoring. Color — Major pollutant of concern for aesthetic from WWTP with industrial sources. Specific concern on impact to downstream water supply intakes. Reported data shows no impact of effluent color on downstream color. Will maintain existing permit effluent monitoring and compliance. Will maintain existing permit instream monitoring. Virginia Department of Health will be asked to approve draft. Chronic WET test — Primary test for toxicity evaluation of effluent. Will edit special condition text in existing permit to reflect most current language and new test concentration. Will maintain existing effluent monitoring and compliance. ESS will be asked to comment on the draft. PROPOSED SCHEDULE FOR PERMIT MODIFICATION ISSUANCE Draft Permit Mod to Public Notice: Permit Scheduled to Issue: September 24, 2008 December 2008 Fact Sheet NPDES NCO025071 Page 4 of 5 NPDES DIVISION CONTACT If you have questions regarding any of the above information or on the attached modification, please contact Ron Berry at (919) 807-6403 or email ron.berry@ncmail.net. NAME: DATE: qJZ 3/a REGION COMMENTS e ke — � j 1d1g2-ld . NAME: DATE: SUPERVISOR: DATE: Fact Sheet NPDES NCO025071 Page 5 of 5 o iii�'Z� Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources) September 9, 2008 CERTIFIED MAIL #7008 0150 0002 7876 7761 RETURN RECEIPT REOUESTED Dennis Asbury, Director Public Utilities City of Eden P.O. Box 70 Eden, NC 27289-0070 Subject: NOTICE OF VIOLATION, NOV-2008-LV-0429 Permit No. NCO025071 Mebane Bridge WWTP, City of Eden Rockingham County Dear Mr. Asbury: Alan W. Klimek, P.E. Director Division of Water Quality A review of the Mebane Bridge WWTP's monitoring report for June 2008 showed the following violations: Parameter Date Limit Value Reported Value Limit Type Coliform, Fecal MF, M-FC 06/14/08 400 #/100ml 887.19 #/100m1 Weekly Broth,44.5C Geometric Mean Exceeded Remedial actions, if not already implemented, should be taken to correct the above noncompliance problems. Please be aware that violations of your NPDES permit could result in enforcement action by the Division of Water Quality for this and any additional violations of State law. If you should have any questions, please do not hesitate to contact Ron Boone at 336-771-5000. Sincerely, Steve W. Tedder Water Quality Regional Supervisor Winston-Salem Region Division of Water Quality Cc: _ SWP Central Files WSRO Files NPDES Unit o Carolina N Nak ally N.C. Division of Water Quality 585 Waughtown Street Winston-Salem, NC 27107 (336) 771-5000 Customer Service 1(800)623-7748 An Equal Opportunity/Affirmative Action Employer— 50% Recycled/10% Post Consumer Paper ov,�,�,L�-0�2I Q DMR Review Record Facility: �e /�► ,` ) tJ Permit/Pipe No.: Parameter Monthly Average Violations Permit Limit DMR Value Cover Sheet from Staff Member to Regional Supervisor Month/Year a % Over Limit Weekly/Daily Violations Date Parameter Permit Limit/Type DMR Value % Over Limit Date Parameter Monitoring Frequency Violations Permit Frequency Values Reported # of Violations Other // Violations —71 14c � e (ice- v �0`4.�ST>'L S "% / d % Completed by: ,' Regional Water Quality Supervisor SiQnoff: /111-t-C d,rle-- kp/ Date: fi,zff/45fr Date: I 4 EF :E ENT P..S PERMIT NO. DISCHARGE NO. 001 MONTH June YEAR 2008 FAbILITY NAME Mebane Bridge Wastewater Treatment Plant CLASS IV COUNTY Rod6ngham OPERATOR IN RESPONSIBLE CHARGE (ORC) McRnd and GRADE IV PHONE 336-627-100 Q�RTIFIED LABORATORIES (1) Mebane Brid a WWT (2) Meritech, Inc. 111, 1�048 emmamFoae VAS c"m ® PE SON(S) COLLECTING SAMPLES OPerrators Mail ORIGINAL and ONE COPY to: a ATTN: CENTRAL FILES Z�Q� X DIVISION OF WATER QUALITY (SmAnAE OF OPERATOR IN RESPONSIBLE CHARGE) 1617 MAIL SERVICE CENTER BY THIS SIGNITURE, I CERTIFY THAT THE l REPORT IS AUG RALEIGH, NC 27699-1617 ACCURATE AND COMPLETE TO THE BEST OF MY AUG E 1120 I NCO025071 G ► Y i� o c Ir- O O 00010 0040D 50000 00310le 7EFF[- 1y � � y�U 1- _ a i < v F 0 m � Z 5 < �ii W ? o' a40 ��$ O & p cOi Eg LL.. Z O n sJ a lu O I= Z O 40 A� '� _ on F0 o ., V a C1 y W IL 0 U J� Q G 4 0700 24 5.989 2 0700 24 Y 6.250 27 7.3 10 6 <0.10 17 21 6.8 73 0700 24 Y 6.220 27 7.5 <10 3 <0.10 22 17 6.8 4 0700 24 Y 6.191 27 7.5 <10 7 <0.10 17 38 6.8 <0.005 0.067 5 0700 24 Y 6.083 28 7.3 <10 6 <0.10 18 70 7.1 6 07001 24 Y 5.475 29 7.6 22 6 <0.101 18 700 6.7 7'< 0700 24 5.463 8 0700 24 5.450 7 07 00 24 Y 5.950 30 7.7 <10 6 <0.10 19 760 .1 10 0700 24 Y 6.217 30 7.4 <10 6 <0.10 12 >1720 6. 11 0700 24 Y 6.139 30 7.5 <10 4 <0.10 12F43 6. 3.42 2.28 <0.005 0.073 12 0700 24 Y 5.941 30 7.6 <10 5 <0.10 26 6 13` 0700 24 Y 5.571 30 7.5 <10 3 <0.10 7 .6 14 0700 24 5.422 -S 0700 24 5.726 16 0700 24 Y 6.018 29 7.8 <10 5 <0.10 166.7 17 0700 24 Y 5.853 29 7.6 27 5 <0.10 186.3 18 0700 24 Y 6.034 28 7.5 <10 4 <0.10 256.3 is 0700 24 Y 5.645 28 7.4 <10 6 <0.10 24 70 6.0 20 0700 24 Y 5.296 28 7.4 <10 5 <0.10 21 1 27 5.9 21 0700 24 5.509 22 0700 24 5.630 .23 0700 24 Y 1 5.969 28 7.4 1 <10 5 0.10 19 38 6.5 24 07001 24 Y 6.060 29 7.7 26 7 <0.10 24 20 6.7 25 0700 24 Y 5.953 29 7.7 27 7 <0.101 16 56 6.7 26 0700 24 Y 5.400 30 7.4 13 5 <0.10 15 36 6.7 27 0700 24 Y 6.084 25 7.3 <10 6 <0.10 15 74 4.5 28 0700 24 5.434 `26 0700 24 6.068 30107001 24 Y 6.082 30 7.2 <10 10 1 <0.10 14 35 6.4 M. 07001 24 AVERAGE 5.837 29 <14 6 <0.11 18 94 6.5 3.42 2.28 <0.005 0.070 MAXiilUM50 30 7 8 ` 2? :< to ' ..410 26 ..:172D` 71 :> 3 42 2.28 fiQ #30510 ff73 MINIMUM 5.296 25 7.2 < 3 <0.10 7 17 4.5 3.42 2.28 <0.005 0.067 C C. C 77797 Monthly Limit 13.500 28 30 12.7 30 200 300 300 DEM Form MRa (UVUUI Facility Status: (Please check one of the following) All monitoring data and sampling frequencies meet permit requirements a Compliant All monitoring data and sampling frequencies do NOT meet permit requirements FX Noncompliant If the facility Is noncompliant, please comment on corrective actions being taken in respect to equipment, operation, maintenance, etc., and a time table for improvements to be made. Weekly Avg Fecal Coldorm violation for the week of 619= 41/13=. Data from contract tab was received after violation had occurred. Adjrultrndts of plantoperations perforned after data was received and have placed facility back within permit Betts. Estimated BW Values: Influent 3 Effluent 4= S 6= - High GGA - see attachment Estimated BW Values: Influent 3 Effluent 4/2,6r13 3 W4 - DO Depletion of dilution water Wank exceeded 0.2mg1l Estimated BOD Values: Influent A Effluent - 04- Due to laboratory error - See attached letter "I certify, under penalty of law, that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the Information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of ry knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for subrniltbng false information, including the possibility of fines and imprisonment for knowing violations." Brad Corcoran, M Manager Permittee ( or type) '711 . Signiture of Pemmittee - Date (Required) City of Eden 308 E. Stadium Dr. Eden, NC 330-M-2110 4/=007 Permtttee Address Phone Number Permit Exp. Date PARAMETER CODES 00010 Temperature 00666 Oil A Grease 00061 Total Fluoride 01067 Nickel 50060 Total 00076 Turbidity 00600 Total Nitrogen 01002 Total Arsenic 01077 Silver Residual 00080 Color (Pt -CO) 00610 Ammonia W*ogen 01082 Zinc Chlorine 00082 Color (ADMQ 00625 Total KoWiat 01027 Cadmium 01105 Al minum Nitrogen 00088 Conductivity 00630 NitratewNitrhtes 01032 Hexavalent Chromium 01147 Total Selenium 71880 For aldehyd , 00300 Dissolved Oxygen 01034 Chromium 31614 Fecal Cofiform 71800 Mercury 00310 BODE 00666 Total Phosphorous 32730 Total Phenolics 81"1 Xylem 00340 COD 007" Cyanide 01037 Total Colbalt 34236 Benzene NM PH 00746 Total Sulfide 01042 Copper 34481 Toluene 00630 Total Suspended 00927 Total Magnesium 01048 Iron 38M MBAS Residue 00828 Total Sodium 01051 Lead 39616 PCBs 00645 Settleable Matter 00840 Total Chloride 01062 Molybdenum 60060 Flow Parameter Code assistance may obtained by calling the Pout Source ComplianodEnforcernent Unit at (818) 7334M or by visiting the Water Quality Sections web site at h2o enrstate .rnc.ushm and linking to the Unirs kdorration pages. Use only writs designated in the reporting facilities permit for data reporting. ORC must visit facility and document visitation of facility as required per 16A NCAC 8A .0202 (b)16) (B)• -� fi r RR if signed by other than the pemauthority ro rttee, delegation of signatory ust be on file with the state per 1SA&A4 iB.0006 (b) (2) (D)• J0 R EFFLUENT NPDES PERMIT NO. NCO025071 DISCHARGE NO. 001 MONTH June YEAR 2008 FACILITY NAME Mebane Bridge Wastewater Treatment Plant CLASS IV COUNTY Rocldngham OPERATOR IN RESPONSIBLE CHARGE (ORC) Melinda Ward GRADE IV PHONE 336-627-1009 CERTIFIED LABORATORIES (1) Mebane Bridge WWTP (2) Meritech, Inc. CHECK BOX IF ORC HIIB CHANGED PERSON(S) COLLECTING SAMPLES Operators Mail ORIGINAL and ONE COPY to: ATTN: CENTRAL FILES —m DIV. OF ENVIRONMENTAL MANAGEMENT XA ` DEHNR (sr.NATuffE OF OPERATOR IN RESPONSIBLE CHARGE) DATE P.O BOX 29535 BY THIS SIGNITURE, I CERTIFY THAT THE REPORT IS RALEIGH, NC 2762640535 ACCURATE AND COMPLETE TO THE BEST OF MY KNOWLEDGE r rr r e r re a rr I r r r r e e �,I� r r r r rr r r a r r r r I r rr 11 111 111 11 1 1/ 1 1111. 11 1 111 11 1 11 1 1 1 f 11 p�r�q �5q�yr r�l1�P�tllAil� • 1 1 1 1! ! 1 1 ! 1 / ow 1!! E. !! 1 !! 1 ! 1 1 I f l ! 1 ! 1! • _ INOTIMMOTIM017M UsTW 1111. 11 1 Ulu,1 USTIMI ff,1 1 1 1 Ulm1 OEM Form MR -1.1 (1192 ) j',,.;' L 21 08 bbbbob.- ppppppp- Influent NPDES NO: NC0025071 DISCHARGE NO: 001 MONTH: June YEAR: 2008 FACILITY NAME: Mebane Bridge Wastewater Treatment Plant COUNTY: Rockingham ENTER PARAMETER CODE ABOVE& DEM Form MR-2 (11/84) -L inT.I! t, I ift 21 03 bbbbilb, mmppppp� NPDES NO: NCO025071 DISCHARGE NO: 001 MONTH: June YEAR 2008 FACILITY NAME: Mebane Bridge Wastewater Treatment Plant COUNTY: Rockingham STREAM: Dan River STREAM: Dan River LOCATION: NCSR 1964 LOCATION: Highway 700 Upstream 00010 00300 00400 00310 00340 31616 00095 00082 00083 0 `' °1V O O a m U :� Enter Parameter Coda above Name and Units Below U U O W U HRS •C MG/L - MG/L MG/L 100 m1 UO/C JADMI ADM 1 2 0729 21 7.9 6.5 280 40 <25 <25 3 0740 21 7.7 6.9 190 32 <25 <25 4 5 0725 22 7.8 6.9 46 <25 <25 7 8 9 107221 25 7.41 6.4 50 39 <25 <25 10 0721 26 6.5 6.4 40 <25 <25 11 12 0725 25 7.1 6.7 31 <25 <25 13 14 15 16 0727 23 7.1 6.2 60 37 <25 <25 17 0727 24 7.0 6.0 29 <25 <25 18 19 0721 21 8.41 6.2 39 <25 <25 20 21 22 23 0724 21 7.9 6.2 1 1 42 51 <25 <25 24 0709 21 7.81 6.8 31 <25 <25 25 26 06521 22 7.2 6.6 35 <25 1<25 27 28 29 30 0719 23 7.0 6.0 115 44 <25 <25 31 Average 1 23 7.4 96 38 <25 <25 Mabmum 26 8.4 6.9 280 51 <25 <25 Minimum 211 6.51 6.01 11 42 29 <25 1<25 DEM Form MR-3 (11/84) Downstream s .. • • i • • ' • JJL 21 0$ MERIT 'CH INC. ENVIRONMENTAL LABORATORIES A Division of Water Technology and Controls, Inc. June 11, 2008 Dear Mr. Ralph Potter, I regret to inform you that due to a lab error your influent and effluent samples for BOD analysis from the Mebane Bridge facility, received by us on June 3`d, were overlooked and therefore not run within the 48 hour hold time. The result we are reporting is flagged with a qualifier of Q2 — Holding time exceeded following receipt by lab. I deeply regret this error and apologize for any inconvenience it has caused. Please feel free to contact me if you have further questions, Sincerely, Lillian W. Alverson QA — QC Officer Meritech, Inc. 642 Tamco Road • P.O. Box 27 • Reidsville, NC 27320 (336)342-4748 • (336) 342-1522 Fax Mf JUL 21 03 bbbbbil, Contact: Ralph Potter Client: City of Eden 191 Mebane Bridge Road Eden, NC 27288 Meritech, Inc. Environmental Laboratory Laboratory Certification No. 165 Page 2 of 2 Report Date: Date Sample Rcvd: 7/11/08 6/30/08 Mebane Bridge WWTP Meritech Work Order # 06300804 Sample: MB Rd Upstream 6/30/08 Parameters Result Analysis Date Reporting Limit Method Fecal Coliform Meritech Work Order # 06300805 115 col/100 mL 6/30/08 1 col/100 mL SM 9222D Sample: Hwy 700 Downstream 6/30/08 Parameters Result Analysis Date Reporting Limit Method Fecal Coliform 780 col/100 mL 6/30/08 1 col/100 mL SM 9222D Data is valid; however, all QC requirements were not met. The glucose glutamic acid standard was out of limits due to being read at seven days as opposed to 5 days due to a laboratory error. This Qualifier is being used after consultation with Gary Frances of NC DENR. G5 The glucose/ glutamic acid standard exceeded the range of 198 ± 30.5 mg/L. I hereby certify that have reviewed and approve these data. Laboratory Representative 642 Tamco Road, Reidsville, North Carolina 27320 tel.(336)342-4748 fax.(336)342-1522 sy NIL 21 CS bbbahlb, MONITORING REPORT(MR) VIOLATIONS for: Permit: nc002507 MRs Between: 6-2( and Region: Facility Name: % Param Name: % County: Major Minor: % Report Date: 08/29/08 Page 1 of 1 Violation Category: umli Jiolation Program Category: Subbasin: % Violation Action: PERMIT: NCO025071 FACILITY: City of Eden - Mebane Bridge WWTP COUNTY: Rockingham REGION: Winston-Salem Limit Violation MONITORING OUTFALL / VIOLATION UNIT OF CALCULATED REPORT PPI LOCATION PARAMETER DATE FREQUENCY MEASURE LIMIT VALUE VIOLATION TYPE VIOLATION ACTION 07 -2007 001 Effluent Color, Spectrophoto, Wtr 07/24/07 See Permit mg/I 300 357 Daily Maximum Exceeded Proceed to NOV Smpl at 7.6 PH 07 -2007 001 Effluent Color, Spectrophoto, Wtr 07/25/07 See Permit mg/I 300 352 Daily Maximum Exceeded Proceed to NOV Smpl at 7.6 PH 07 -2007 001 Effluent Color, Spectrophoto, Wtr 07/26/07 See Permit mg/I 300 333 Daily Maximum Exceeded Proceed to NOV Smpl at 7.6 PH RECEIVED N.C. DeDt. oENR AUG 2 g 2008 i Winstcn•Sale- Regional Office August 26, 2008 Mr. Stephen B. Corcoran City of Eden 308 East Stadium Drive Eden, North Carolina 27288 Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Coleen H. Sullins, Director Division of Water Quality SUBJECT: Request for Additional Information City of Eden Mebane Bridge Road WWTP Biosolids Dewatering Facility Phase I — Site Work & Foundations Package ATC No. 02507IA02 Rockingham County Dear Mr. Corcoran: A review of the plans and specifications in support of the request for Authorization to Construct has been completed by the Construction Grants and Loans Section (CG&L). The comments resulting from this review are being transmitted directly to your engineer for clarification and resolution; a copy is attached for your reference. Our goal is to issue the Authorization to Construct as soon as possible. If a complete response is not received within 30 days, the application and supporting information will be returned. Upon receipt of satisfactory responses from your engineer to our comments, the review of the plan documents will be completed. If you have any questions concerning this matter, please do not hesitate to contact Ken Pohlig, P.E., State Project Review Engineer, at (919) 715-6221. Sincerely, VGA Seth Robe son, P.E., Supervisor Construction Grants and Loans Section Design Management Unit kp/sd Attachment to all cc: Tyler Highfill, P.E. — Highfill Infrastructure Engineering, P.C., 1 150 SE Maynard Rd, Suite 250, Cary, NC 27511 DWQ Winston-Salem Regional Office Daniel Blaisdell, P.E. Seth Robertson, P.E. Ken Pohlig, P.E. ATC Files Construction Grants and Loans Section 011e 1633 Mail Service Center Raleigh NC 27699-1633 North C arol i n a Phone: 919-733-6900 / FAX: 919-715-6229 / Internet: www.nccgl.net An Equal Opportunity/Affirmative Action Employer — 50% Recycled/10% Post Consumer Paper f�Vatmrully Construction Grants & Loans Section Design Management Unit City of Eden Mebane Bridge Road WWTP Biosolids Dewatering Facility Phase I — Site Work & Foundations Package ATC No. 02507IA02 Request for Additional Information General Comments (1) We understand that you are waiting for the Sedimentation and Erosion Control Permit. Please provide CG&L with a copy of the permit once it is issued. (2) You are reminded that a full Residuals Management Plan must be received as part of the Phase 2 ATC application submittal package. Please ensure that the Residuals Management Plan includes: (a) documentation of the sludge production for the past 2 years, including both the average WWTP flows and the annual sludge production (dry tons), (b) calculations documenting the proposed design capacity of 1,700 dry tons/year, (c) documentation on the sizes of the existing sludge lagoons, how they are operated, and the typical percent solids of sludge being pumped out of them. Review of Plans (3) Sheet C-1.2 Piping Plan (a) Provide a cleanout at every bend in every gravity sludge pipe (6-inch and 8-inch). (b) Please provide an RPZ backflow preventer in the 4-inch water line feeding to the yard hydrant just outside the Dewatering Sludge Storage Shelter, if one is not already provided. (c) Detail 2 on this sheet is for a vent on the 8-inch gravity wastewater drain pipe. Is this vent required, since it is located less than 70 feet from Manhole A? Is this manhole vented? (d) We assume that the connection of the 6-inch forcemain to the 50,000 gallon Sludge Storage Tank cannot be made until Phase 2 construction project, when the actual tank is in place. If so, please indicate this on the plans. (e) Regarding the proposed 6-inch force main which leads to the 50,000 gallon Sludge Storage Tank, where does the existing 6-inch forcemain come from? (4) Please provide a proposed layout of the equipment to be installed in the Dewatering Building, as applicable on Sheets S-1 and S-2 July 16, 2008 5520 Ms. Melinda S. Ward Mebane Bridge VW TP PO Box 70 Eden, NC 27289-0070 Pen/ Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources Coleen H. Sullins, Director Division of Water Quality N.C. Rapt of ENk JUL 18 M WinstonSaiE Regional Office SUBJECT: North Carolina Wastewater/Groundwater Laboratory Certification (NC WW/GW LC) Laboratory Certification Maintenance Inspection Dear Ms. Ward : Enclosed is a report for the inspection performed on July 8, 2008 by Mr. Ramon Cook. Where finding(s) are cited in this report, a response is required. Within thirty days of receipt, please supply this office with a written item for item description of how these finding(s) were corrected. If the finding(s) cited in the enclosed report are not corrected, enforcement actions may be recommended. For certification maintenance, your laboratory must continue to carry out the requirements set forth in 15A NCAC 2H .0800. Copies of the checklists completed during the inspection may be requested from this office. Thank you for your cooperation during the inspection. If you wish to obtain an electronic copy of this report by email or if you have questions or need additional information, please contact us at 919-733-3908. Sincerely, Dana Satterwhite Certification Unit Supervisor Laboratory Section Enclosure cc: Ramon Cook Winston-Salem Regional Office Nose Carolina AtrrrallY North Carolina Division of Water Quality 1623 Mail Service Center Raleigh, NC 27699-1623 Phone (919) 733-3908 Customer Service Internet: www.dwqlab.org Location: 4405 Reedy Creek Rd Raleigh, NC 27607 Fax (919) 733-6241 1-877-623-6748 An Equal Opportunity/Affirmative Action Employer — 50% Recycled/10% Post Consumer Paper LABORATORY NAME: NPDES PERMIT #: ADDRESS: CERTIFICATE #: DATE OF INSPECTION: TYPE OF INSPECTION: AUDITOR(S): LOCAL PERSON(S) CONTACTED: I. INTRODUCTION: On -Site Inspection Report Mebane Bridge WWTP NC0025071/ NCO025151 PO Box 70 Eden, NC 27289-0070 5520 July 8, 2008 Field Maintenance Ramon L. Cook Melinda Ward This laboratory was inspected to verify its compliance with the requirements of 15A NCAC 2H .0800 for the analysis of environmental samples. II. GENERAL COMMENTS: The laboratory is spacious and well equipped. All facilities and instrumentation are well maintained. Some further quality control procedures need to be implemented. Technical assistance procedure documents are attached for ATC verification of Conductivity and pH meters. III. FINDINGS, REQUIREMENTS, COMMENTS AND RECOMMENDATIONS: PH — Standard Methods, 18t' Edition, 4500-H+ B Dissolved Oxygen — Standard Methods, 18t' Edition, 4500 O G Temperature — Standard Methods, 20t' Edition, 2550 B Conductivity- Standard Methods, 18"' Edition, 2510 B A. Finding: The temperature -sensing device on the pH, DO, thermometers, and conductivity meter, used to obtain temperature readings has not been calibrated against a certified thermometer annually. Requirement: All thermometers and temperature measuring devices must be checked every 12 months against a NIST certified or NIST traceable thermometer and the process documented. NIST certified or NIST traceable thermometers used for temperature measurement must be recalibrated in accordance with the manufacturer's recalibration date. If no recalibration date is given, the NIST certified or NIST traceable thermometer must be recalibrated on a periodic basis to not exceed five years. Ref: NC WW/GW LC Technical Assistance for Field Analysis for pH revised 9/07, NC WW/GW LC Technical Assistance for Field Analysis for DO revised 9/07, NC WW/GW LC Technical Assistance for Field Analysis for Conductivity revised 9/07, NC WW/GW LC Technical Assistance for Field Analysis for Temperature revised 9/07. Page 2 Lab #5520 Mebane Bridge WWTP Dissolved Oxygen — Standard Methods, 18th Edition, 4500 O G Recommendation: It was noted that the YSI 58 meter being used is antiquated and may not remain a viable instrument for future analytical purposes. It is recommended that a new meter be purchased as a replacement, and the old meter be used as a backup. Conductivity - Standard Methods 18th Edition, 2510 B A. Finding: The laboratory was calibrating the conductivity meter by mixing buffers together to acquire a different calibration standard. Note: Conductivity samples and standards must not be diluted. Requirement: Conductivity standards may be purchased in the ranges desired, or they may be prepared using Potassium Chloride (KCI). KCI standards can be prepared according to Table 2510:1 found on page 243 of Standard Methods, 18th Edition — Method 2510 A. Standards must be clean. A portion of the standard should not be used for more than one calibration. Discard any used standard portions. Ref: NC WW/GW LC Technical Assistance for Field Analysis for Specific Conductance revised 6/07. Conductivity - Standard Methods 18th Edition, 2510 B pH — Standard Methods, 18th Edition, 4500—H+ B A. Finding: The Automatic Temperature Compensator (ATC) has not been verified. Requirement: The ATC must be verified annually (i.e., every twelve months) by analyzing a buffer at 25°C (the temperature that conductivity values are compensated to) and a temperature(s) that bracket the temperature ranges of the samples to be analyzed. This may requirethe analysis of a third temperature reading that is > 25°C. Ref: North Carolina Wastewater/Groundwater Laboratory Certification (NC WW/GW LC) Policy Statement February 2006. IV. PAPER TRAIL INVESTIGATION: The paper trail consisted of comparing field testing records to Discharge Monitoring Reports (DMRs) submitted to the North Carolina Division of Water Quality. Data were reviewed for Mebane Bridge WWTP (NPDES #'s NC0025071 and NC0025151) for March 2008, April 2008, and May 2008. No transcription errors were detected. The facility appears to be doing a good job of accurately transcribing data. V. CONCLUSIONS: Correcting the above -cited findings and implementing the recommendations will help this lab to produce quality data and meet certification requirements. The inspector would like to thank the staff for its assistance during the inspection and data review process. Please respond to all findings. Report prepared by: Ramon L. Cook Date: July 9, 2008 Report reviewed by: Jeffrey R. Adams Date: July 9, 2008 Technical Assistance Procedure Automatic Temperature Compensator (ATC) Check Procedure for Conductivity Meter: The following must be performed on an annual (i.e., 12 month) basis: 1. Pour an adequate amount of conductivity standard into a beaker or other container and analyze at 25°C. Document the temperature and conductivity value. 2. Lower the temperature of the standard by placing the container in cool water or a refrigerator to less than the lowest anticipated sample temperature and analyze. Document the temperature and conductivity value. 3. If samples greater than 25°C are to be analyzed, perform the following additional step: Place the container in warm water or a water bath and raise the temperature above 250C to greater than the highest anticipated sample temperature and analyze. Document the temperature and conductivity value. As the temperature increases or decreases, the value of the conductivity standard must be within ± 10% of the true value of the standard. Comment: Anticipated temperatures can be obtained from a review of the Discharge Monitoring Reports (DMRs) from the peak summer and winter months. Historical data should provide a reasonably accurate estimation of ranges that will bracket the expected sample temperatures. Technical Assistance Procedure Automatic Temperature Compensator (ATC) Check Procedure for pH meter: The following must be performed on an annual (i.e., 12 month) basis: 1. Pour an adequate amount of buffer into a beaker or other container and analyze at 25°C. Document the temperature and pH value. 2. Lower the temperature of the buffer by placing the container in cool water or a refrigerator to less than the lowest anticipated sample temperature and analyze. Document the temperature and pH value. 3. If samples greater than 250C are to be analyzed, perform the following additional step: Place the container in warm water, or a water bath and raise the temperature above 250C to greater than the highest anticipated sample temperature and analyze. Document the temperature and pH value. As the temperature increases or decreases, the value of the buffer must be within ± 0.1 S.U. of the true value of the buffer. Comment: Anticipated temperatures can be obtained from a review of the Discharge Monitoring Reports (DMRs) from the peak summer and winter months. Historical data should provide a reasonably accurate estimation of ranges that will bracket the expected sample temperatures. RECEIVED N.C, Deot. of ENR JUN26M Winston-Salem Regional Office eitq q Cd v DcpaWmad of &U4WnMZntd Sep 40W Waikwa&4 .l uaMtertt J eatd June 24, 2008 <Iiicwinston Salem Regional Office 585 Waughtown Street Winston Salem, North Carolina 27107-2241 Dear Ms. White, This letter is a follow up to the call I made to your office on June 23, 2008 regarding a temporary bypass of treatment due to necessary, emergency plant maintenance. On Friday, June 20, 2008, one of our operators noticed a leak that we believed to be in one of our main water lines in the plant. It has had problems before and was in a similar location. This line is a 3" line that feeds our chlorine and polymer feed systems. Because of the time of day and the problem of obtaining parts for a 3" line, it was decided that it would be best to wait until Monday to do the repairs. Everything was still feeding properly, and personnel were kept on call due to the nature of the problem. On Monday morning, June 23, 2008, we cut off the water to the plant at 0820 to begin work on the line. No polymer or chlorine was being fed during this time, but chlorine tablets were spread around the troughs of the clarifiers and near the flash mixer to make sure that we treated the effluent as much as we could. City crews made the necessary repairs. The water was then turned back on to the plant at 1320 and everything was checked to make sure that it was working properly. The chlorine residual was around 0.5 mg/1 when checked later that afternoon. Due to the polymer not feeding, some pin floc began to escape the clarifier. Our TSS for the day was 25 mg/1, which is twice what is normal but well below our weekly average of 45 mg/1 as well as our monthly average of 30 mg/l. No other problems were noted during this time. If any further information is needed, please feel free to call my office. Sincerely, -N" ALb_j Melinda S. Ward Wastewater Superintendent cc: Ralph Potter P. O. Box 70 9 Eden, NC 27289-0070 • (336) 627-1009 • Fax (336) 627-9968 RECEIVED N.C. Dect. of ENR MAR 2 0 2008 l/ at -- Winston-Salem e Regional Office i9eptni tt&d 4 &wiwnmentd Sewiceo /��11�1t0//tfY�Pf/ TflP17fMPH1 dill MarWaught�ot Dav NC-on Salem Regional Office treet Winston Salem, North Carolina 27107-2241 Dear Mr. Russell, This letter is a follow up to the call I made to your office on March 14, 2008 regarding a spill of biosolids on our plant site. At approximately 8:15am on March 14, 2008, the ORC of the Dry Creek Wastewater Plant along with a sewer -vac truck operator from our Collections crew were attempting to remove digester sludge from the digester at the plant. About five minutes after they had begun, they noticed a substantial leak in the rear hatch. They attempted to secure the hatch, but all attempts failed. At that time, they proceeded to back the truck up to the aeration basin and allow the flow to run back in. The truck holds close to 2000 gallons, and it is estimated that between 800 and 1000 gallons made it to the ground. A berm was constructed at the lower slope of the property to keep the solids from leaving the plant site. The sewer -vac was then used to vacuum what solids it could pick up off of the ground. It is estimated that close to 600 gallons were recovered in this method. After recovering what they could, personnel spread 200 pounds of hydrated lime on the affected surface. At no time did any of the contents leave the plant site or enter any waterways. Upon inspection of the truck, it was found that a large amount of plastics were stuck around the rear hatch preventing it from sealing properly. The plastics were collected from a previous pump station clean out. No one was aware of the plastics before operation began on this day. An investigation is underway to find a possible source of the plastics. If any further information is needed, please feel free to call my office. Sincerely, Melinda S. Ward Wastewater Superintendent cc: Ralph Potter P. n. Bor 70 9 F.den. NC 27289-0070 . (336) 627-1009 • Fax (336) 627-9968 O� F W AT �RpG r 1p! O 'C Michael F. Easley, Governor William G. Ross Jr., Secretary North Carolina Department of Environment and Natural Resources NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION COUNTY OF ROCKINGHAM IN THE MATTER OF ) NORTH CAROLINA ) PERMIT NUMBER WQCS00018 ) HELD BY THE CITY OF ) EDEN ) Alan W. Klimek, P.E. Director Division of Water Quality SPECIAL ORDER BY CONSENT EMC SOC WQ SO4-009 Pursuant to provisions of North Carolina General Statutes (G.S.) 143-215.2 and 143-215.67, this Special Order by Consent is entered into by the City of Eden, hereinafter referred to as the City, and the North Carolina Environmental Management Commission, an agency of the State of North Carolina created by G.S. 143B-282, and hereinafter referred to as the Commission: 1. The City and the Commission hereby stipulate the following: (a) The City holds North Carolina Permit Number WQCS00018 for operation of an existing wastewater collection system, but is unable to consistently comply with Condition I.2. regarding sanitary sewer overflows (SSOs) as set forth in Permit Number WQCS00018. Specifically, frequent and repetitive SSOs have occurred at the City's Meadow Greens, Merriman Street (Covenant Branch), and Long Street (Dan River) pump stations and/or their respective collection subsystems. Compliance will require preparation of plans and specifications for collection system upgrades including, but not limited to, gravity sewer collection and outfall replacement and rehabilitation, pump station upgrades/improvements, and sewer line (force main) rehabilitation. (b) Noncompliance with final conditions constitutes causing and contributing to pollution of the waters of this State, and the City is within the jurisdiction of the Commission as set forth in G.S. Chapter 143, Article 21. (c) The City desires to cause or allow the discharge of 571,250 gpd of additional wastewater to the collection system, and the discharge of such additional wastewater will not result in any significant degradation to the quality of any waters. (d) The City has secured or will secure financing for planning, design, or construction of a new or improved wastewater collection system which, once constructed and operated, will be sufficient to adequately collect wastewater presently being made tributary to the collection system in the Meadow Greens, Merriman Street (Covenant Branch), and Long Street (Dan River) collection subsystems, such that the City will be able to comply with final permit conditions. (e) Since this Special Order is by Consent, neither party will file a petition for a contested case or for judicial review concerning its terms. 2. The City, desiring to comply with the Permit identified in paragraph l(a) above, hereby agrees to do the following: (a) Provide the Winston-Salem Regional Office of the North Carolina Division of Water Quality (DWQ), located at 585 Waughtown Street, Winston-Salem, NC 27107, with a list of all additions of flow under the City's Special Order by Consent, and update this list quarterly. (b) Undertake the following activities in accordance with the indicated time schedule: a • I) Operation and Maintenance recommendations: i) Continue to respond to all SSOs as per conditions found in Permit No. WQCS00018. ii) Complete any necessary replacement of air release and vacuum valves on the Meadow Greens, Covenant Branch, and Dan River force mains by March 31, 2005. iii) Issue letters to property owners where defects (direct inflow connections) have been found, requiring repair by September 30, 2004. All such repairs, whether accomplished by private property owners or City Agents, shall be completed by December 31, 2004. II) Schedules (engineering, construction & compliance): i) Complete baseline flow monitoring studies within the Meadow Greens, Covenant Branch, and Dan River subbasins by December 31, 2004. ii) Submit permit applications and all supporting materials for any necessary regulatory permits required for outfall repairs\replacements within the Meadow Greens, Covenant Branch, and Dan River subbasins by January 31, 2005. iii) Begin construction of outfall repairs\replacements within 120 days of receipt of all necessary permits. iv) Complete construction of outfall repairs\replacements within 365 days of giving contractor "Notice to Proceed". v) Complete analyses of cleaning needs\benefits for each of the three relevant force mains by May 31, 2005. Should the analyses indicate that cleaning of any sections of force main would be of substantial benefit, those sections shall be cleaned by January 31, 2006. vi) Complete elimination of major and previously identified sources of inflow in each of the three relevant collection subbasins by June 30, 2005. vii) Submit permit applications and all supporting materials for any necessary regulatory permits required for additional outfall repairs\ replacements within the Meadow Greens, Covenant Branch and Dan River subbasins by March 9, 2007. viii) Complete construction of outfall repairs\replacements within 180 days of receipt of all necessary permits. ix) Complete post -construction flow monitoring of the Meadow Greens, Covenant Branch and Dan River subbasins within 45 days of acceptance of outfall repairs\replacements. x) Submit permit applications for any necessary regulatory permits required for pump station improvements at the Meadow Greens, Covenant Branch and Dan River pump stations within 180 days of completion of gravity sewer line repairs\replacements. xi) Begin construction of pump station improvements within 120 days of receipt of all necessary permits. xii) Complete construction of pump station improvements within 365 days of giving contractor "Notice to Proceed". (c) No later than thirty (30) calendar days after any date identified for accomplishment of any activity listed in 2(b) above, submit to the Director of DWQ written notice of compliance or noncompliance therewith. In the case of noncompliance, the notice shall include a statement of the reason(s) for noncompliance, remedial action(s) taken, and a statement identifying the extent to which subsequent dates or times for accomplishment of listed activities may be affected. 3. The City agrees that unless excused under paragraph four (4), the City will pay the Director of DWQ, by check payable to the North Carolina Department of Environment and Natural Resources, stipulated penalties according to the following schedule for failure to meet deadlines set out in paragraphs 2(b) and 2(c). 0 • Violation Description Stipulated Penalty Failure to meet any milestone date identified in $500 per day paragraph 2 (b) above. Failure to submit any report required by paragraph 2 $500 per day (c) above. 4. The City and the Commission agree stipulated penalties are not due if the City satisfies the Division of Water Quality noncompliance was caused by extraordinary circumstances: a. An act of God; b. An act of war; c. An intentional act or omission of a third party, but this defense. shall not be available if the act or omission is that of an employee or agent of the defendant or if the act or omission occurs in connection with a contractual relationship with the City; d. An extraordinary event beyond the City's control. Contractor delays or failure to obtain funding will not be considered as events beyond the City's control; or e. Any combination of the above causes. Failure within thirty (30) days of receipt of written demand to pay the penalties, or challenge them by a contested case petition pursuant to G.S. 150B-23, will be grounds for a collection action, which the Attorney General is hereby authorized to initiate. The only issue in such an action will be whether the thirty (30) days has elapsed. 5. In accordance with provisions of G.S. 143-215.67(b), the Commission allows the City to accept 571,250 gnd additional wastewater to the collection system, through Division issued sewer extension permits or through City taps, while this Special Order by Consent is in effect. If the City should fail to meet any agreed upon milestone date contained in paragraph 2 (b) above, the Division may prohibit new sources of wastewater from being introduced into the collection system until such time as the milestone activities are accomplished. Per G.S. 143- 215.67(a), upon expiration of this Special Order by Consent, the City shall not knowingly introduce new sources of wastewater into any part of the collection system or treatment works which lacks adequate capacity to convey and\or treat such waste. 6. This Special Order by Consent and any terms and conditions contained herein, hereby supersede any and all previous Special Orders, Enforcement Compliance Schedule Letters, terms and conditions contained therein issued in connection with Permit No. WQCS00018. In the event of a Permit modification or renewal, requirements contained therein shall supersede those contained in this Special Order by Consent, except as modified and contained herein. 7. Noncompliance with the terms of this Special Order by Consent are subject to enforcement action in addition to the above -stipulated penalties, including injunctive relief pursuant to G.S. 143-215.6.(C). 8. The City, upon signature of this Special Order by Consent, will be expected to comply with all schedule dates, terms, and conditions of this document. 9. This Special Order by Consent shall expire 90 days after completion of the pump station improvements at the City's Meadow Greens, Covenant Branch, and Dan River pump stations. a jpVFOR THE CITY OF EDEN: Print Name and Title of Signing Official Date Signature of Signing Official FOR THE NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION: Date Chairman of the Commission UNITED STATES POSTAL SERVICE I I I I I I First -Class Mail Postage &Fees P;_�` USPS Permit No. G-10 • Sender: Please print your name, address, and ZIP+4 in this box • NCDENR-Division of Water Quality &-�� 585 Waughtown Street Winston-Salem, NC 27107 liiliflilitiii!'llFii�ililiif!};!}FlSi;lild!}tF}i�FF�ifilfti7� ■ Complete items 1, 2, and 3. Also complete item 4 if Restricted Delivery is desired. ■ Print your name and address on the reverse so that we can return the card to you. ■ Attach this card to the back of the mailpiece, or on the front if space permits. Article Addressed to: Dennis Asbury, Director City of Eden -Public Utilities PO Box 70 Eden, NC 27289 A. X 4 Agent ❑ Addresser B. Receiv y (Printed Name) j e ooff'Ni f t5O w.si / D. Is delivery address different from Item 1? ❑ Yes If YES, enter delivery address below: ❑ No 3. rvice Type Certified Mail ❑ Express Mail Registered ❑ Retum Receipt for Merchandise ❑ Insured Mail ❑ C.O.D. 4. Restricted Delivery? (Extra Fee) ❑ Yes 2'/ 7008 0150 0002 7876 7761,/ PS Form 3811. February 2004 Domestic Return Receipt /7 _ r r Ap CAti 102595-02-M-15, UNITED STATE�,p '1.� CQ ^ll`d t Ei Aw F-iid 5EVEU FOUR it • Sender: Please print your name, address, anaZIP+4 in thi NCDENR- Water Quality Section ,P) C" 0 &,x �" 585 Waughtown Street Winston-Salem, NC 27107 . _ rI I IIrrf 1 1 I llrrrlIIIII l I r l l r I r l I I I rr I I I I I r I r I I l I r I l i I r l I r I Irr ■ G,rmplete items 1, 2, and 3. Also complete A. item 4 if Restricted Delivery is desired. ■ Print your name and address on the reverse LX so that we can return the card to you. B ■ Attach this card to the back of the mailpiece, or on the front if space permits. Article Addressed to: Mr. Brad Corcoran, Manager City of Eden 308 East Stadium Drive Eden, NC 27288 40 Agent ❑ Addresse< C. Date of Ddlivob Is deliveryUddress different from item 1?, Yes If YES, enter delivery address below: ❑ No PO x '710 l..- V' ' V C- 3. VVVService Type yet Certified Mail ❑ Express Mail `Registered ❑ Return Receipt for Merchandise ❑ Insured Mail ❑ C.O.D. 4. Restricted Delivery? (Extra Fee) ❑ Yes 7008 �0150 0002 7876 8768 a oS Form 3811, February 2004 Domestic Return Receipt _ F Cl 'Iti 10259502-M-154