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Home My WebLink AboutNCG140218_MONITORING INFO_20130211STORMWATER DIVISION CODING SHEET NCG PERMITS PERMIT NO. w DOC TYPE. ❑ HISTORICAL FILE 2'MONITORING REPORTS DOC DATE ❑ 13 Q a J I YYYYM M D D STORMWATER DISCHARGE OUTFALL (SDO) tr C D ANNUAL SUMMARY DATA MONITORING REPORT (DMR) FEB 1 1 20 Calendar Year 2012 13 Individual NPDES Permit No. NCSUULJLJ"" or NC DENR Certificate of Coverage (COC) No. NCG140218 Raleigh Regiona This monitoring report summary of the calendar year is due to the D WQ Regional Office no later than March 1" of the following year. Facility Name: Thomas Concrete of Carolina -Durham Plant County: Durham Phone Number: ( 919 ) 598-0456 Total no. of SDOs monitored Outfall No. Is this outfall currently in Tier 2 (monitored monthly)? Was this outfall ever in Tier 2 (monitored monthly) during the past year? If this outfall was in Tier 2 last year, why was monthly monitoring discontinued? Enough consecutive samples below benchmarks to decrease frequency ❑ Received approval from DWO to reduce monitoring frequency ❑ Other ❑ Was this SDO monitored because of vehicle maintenance activities? Yes ❑ No Yes ❑ No Yes ❑ No - ;"'Parainet&�_ units Total Rainfall, inches - TSS,. MgIL pH ., :. -. Benchmark Date Sample Collectednr� mm/ddl YY-3."�w_tr' N/A 100 r5. ^ 6 0-9 0 ,;_ a: ay? r* -1 _� t `<y s_<' ., � i lea l t3 � .. .. € ` i L'�-^ ,{ ,a i" :z'. rya , as w �n t s P r�*� 2'"d' r"uZ"tv 5 x :3 �y e ;d •'ff*� 9 n rr k a�'d v...n. i "' f "{ Pxt i �'4 x aka ke Ft1, NO DISCHARGE FROM OUTFALL IN First Semi -Annual Monitoring Period 12.26-12 1.5 140 6.81 S WU-264-Generic-25May2010 Additional Outfall Attachment Outfall No. Is this outfall currently in Tier 2 (monitored monthly)? Yes ❑ No ❑ Was this outfall ever in Tier 2 (monitored monthly) during the past year? Yes ❑ No ❑ If this outfall was in Tier 2 last year, why was monthly monitoring discontinued? Enough consecutive samples below benchmarks to decrease frequency ❑ Received approval from DWQ to reduce monitoring frequency ❑ Other ❑ Was this SDO monitored because of vehicle maintenance activities? Yes ❑ No ❑ 'Earameter;lunits" ,. .... •... ,, • -: Total Rainfall,, inches Benchmark N/A Date Sample Collected mm/ddl yy., $', Mn s f;,UH' �$+rt: r.�x � ; .��p i}, w�. �eu� +` t 4'�}-. ��'� �#V ShF MK.s Lt'`•i,i '. »b:,44 'fi�,L Cr'-"S"L •'ynt f.:i } i't:x"'z4;Y+i2•l "".., 4. F 'ya"p�:ii.i.}'. 51;4s1 ki" t :a�xs'lx - S,a �'Y' ::.'S&i4:�k..n S WU-264-Generic-25May2010 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 thepossibility of fines and imprisonment for knowing violations." �i /�o►awe�oae.ta:F 6�L.A4�a.�S4� y�..,��• Signs Date Mail Annual DMR Summary Reports to: DWQ Regional Office Contact Information: i1$IIEYI,LI E REGIONAL OFFICE F_AYETTPVILLE REGIONAL"OFFICE MOORFSVILI F REGIONAL OFFICF- -090 US Highway 70 225 Green Street 610 Fast Center Avenue/Suite 301 Swannanoa, NC 28778 Systel Building Suite 714 Mooresville, NC 28115 (828) 296-4500 Fayetteville, NC 28301-5043 (704) 663-1699 910 433-3300 RALEIGH REGIONAL OFFICE }VASIIINGTON RFGIONAL'OFFICE ,WII NIIN$TON,REGIONAL OFFICE 3800 Barrett Drive 943 Washington Square Mall 127 Cardinal Drive Extension Raleigh, NC 27609 Washington, NC 27889 Wilmington, NC 28405-2845 (919)791-4200 (252)946-6481 (910) 796-72 15 WINSION SAI'FM REGI.ONAL'OFFIEF: CENTRAL"O FICF, 585 Waughtown Street 1617 Mail Service Center Toprese,rye protect Winston-Salem, NC 27107 Raleigh, NC 27699-1617 and enhance 0,6nh ----- —(336) 771-5000 —_ _ (919) 807-6300 Carolina s water — - --------t, -- S WU-264-Generic-25May2010 STORMWATER DISCHARGE OUTFALL (SDO) - Semi -Annual MONITORING GENERAL PERMIT NO. NCG140000 CERTIFICATE OF COVERAGE NO. NCG140218 FACILITY NAME: Thomas Concrete of Carolina -Durham Plant PERSON COLLECTING SAMPLES Ben Johnson CERTIFIED LABORATORY ESC Lab a ENV 375 Lab ti OPTIONAL INFO: Part A: Stormwater Monitoring Requirements fLj RM/ FEB I 1 2013 SAMPLE COLLECTION YEAR: 2012 SAMPLING PERIOD: ® July -December ❑ January -June COUNTY Durham PHONE NO. (919) 598-0456 ADD TO LISTSERVE? DYES ®NO EMAIL: DISCHARGING TO CLASS: ®SA ❑HQW ❑PNA ❑Trout ❑Other Outfall No. Date Sample Collected �(mo/dd/yr OR NO FLOW)t pH' (Standard Units) - T55 (mg/L) Event Duration _ (minutes) Total - a Rainfall (in) In Tier 2 Monthly' 'Monitoring? n (y/) N of Months in Tier' 2 2Sampling 001 12/26/12 6.81 140 480 1.5 n ' If "NO FLOW" or "NO DISCHARGE, Enter "NO FLOW" or "NO DISCHARGE" for each outfall here. Please make sure to mark the sample period above. ' If a value is in excess of the benchmark, or outside the benchmark range (for pH), you must implement the Tier,I or Tier 2 responses in the General Permit. Tier 2 Monthly sampling shall be done until 3 consecutive samples are below the benchmark or within the benchmark range. ' TSS benchmark values are 100 mg/I, except when discharging to ORW, HOW, Trout, and PNA waters where they are 50 mg/I. "For each sampled measurable storm event the total precipitation must be recorded using data from an on -site rain gauge. Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11 Page 1 of 2 Part B: Vehicle Maintenance Activitv Monitoring Reauirements for facilities using > 55 gal of new motor oil/month —averaged over a calendar year. Outfall No. . Date Sample Collected (mo/dd/yr)' PH (Standard Units) TPH using method 1664ASGT-HEM (mg/L) Total Suspended Solids (mg/L) Event Duration (minutes) Total a Rainfall (in) New Motor Oil Usage (gal/month) In Tier 2 Monthly Monitoring? (y/n) # of Months inTier 2 z Sampling 6-92 15 100'•' - - - - - HAS YOUR FACILITY HAD 4 OR MORE BENCHMARK EXCEEDENCES AT ANY ONE OUTFALL (INCLUDING VEHICLE MAINTENANCE)? YES ❑ NO HAVE YOU CONTACTED THE REGION? YES ❑ NO REGIONAL OFFICE CONTACT NAME: Mail Original and one copy of this DMR (including all "No Flow" & "No Discharge" reports) within 30 days of receipt of sample (or at end of monitoring period in case of "No Flow") to: Division of Water Quality Attn: DWQ Central Files 1617 Mail Service Center Raleigh, North Carolina 27699-1617 YOU MUST SIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED: "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. t re that ere are sigpificann� p ies for submitting false information, including the possibility f fines d imprisonment for knowing violations." �t� ��ll .. �,#f ' \ z q A ( at a of Permittee) (Date) Permit Date: 7/1/2011-60/30/2015 Last Revised 7/13/11 Page 2 of 2 PROCESS WASTEWATER — Quarterly Discharge Monitoring Re GENERAL PERMIT NO. NCG140000 CERTIFICATE OF COVERAGE NO. NCG140218 FACILITY NAME: _Thomas Concrete of Carolina- Durham Plant PERSON COLLECTING SAMPLES: Ben Johnson CERTIFIED LABORATORY:_ESC Lab # ENV375_ Lab If LIMIT VIOLATIONS? YES M NO ❑ Part A: Wastewater Monitoring Requirements J j"�-- h ,it UI rEE 11 2013 SAMPLE COLLECTION YEAR: _2012 L, SAMPLE QUARTER: ❑Jul -Sept ®Oct -Dec ❑Jan - COUNTY: Durham PHONE NO. [_919 _J 598-0456 ADD TO LISTSERVE? [—]YES ®NO EMAIL: DISCHARGING TO CLASS: ®SA ❑HQW ❑PNA []Trout ❑Other. OPTIONAL INFO: - Outfell No. - Date Sample a Collected (mm/dd/yr) � Type of Wastewater z (VE, RM, MD)' : pH (standard) : Total Suspended Solids (mg/L) Settleable Solids (mL/L) TPH using - method 1664A SGT-HEIW Discharge Duration (minute] Total Flow � (gallons/day) _ _ 6_93,4 303,5 „ 53 '(15)6 _. 001 12/26/12 VE,MD 6.81 - 140 <5 - NA 480 114,450 ' If wastewater systems have not discharged in this quarter— report "No Flow" or "No Discharge' here. Please make sure to mark the sample quarter above. z Report the abbreviation for the type of Authorized Wastewater Discharges here: Vehicle and Equipment Cleaning (VE), Raw Material Stockpiles (RM), Mixing Drum Cleanout (MD). Report more than one type if the waste -stream is commingled. 3If an effluent limit is exceeded twice in a row, the permittee is required to institute monthly monitoring for that parameter for six months, unless DWQ RO staff notifies you to continue monitoring. 4 pH limits are 6-9 S.U. for wastewater discharges to freshwaters, and 6.8-8.5 S.U. for discharges to saltwaters. 5 TSS limits are 20 mg/L for wastewater discharges to HOW waters, 10 mg/L for Trout and PNA waters, and 30 mg/L for all other water classifications. Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11 Page 1 of 2 J 6 Process wastewater discharges shall only be monitored for TPH when commingled with stormwater discharges from VMA areas. TPH does not have a limit for wastewater, but instead is subject to benchmarks and provisions of Part IV, Section A, including the Tiered Response Action. Flow rate can be measured continuously or calculated. Flow limits for wastewater discharges to HOW waters shall be set to 50°% of the Summer 7Q10 Flow as per 15A NCAC 02B .0224. Permittees who discharge wastewater to HOW waters shall obtain a Summer 7Q10 flow and report this information to DWQ. If the permittee cannot obtain a Summer 7Q10 flow for the receiving waters at the discharge location, the permittee shall notify DWO, and the DWQ Regional Office may require an annual flow report on a case -by -case basis. MAIL ORIGINAL AND ONE COPY OF THIS ANNUAL SUMMARY (INCLUDING ALL "NO FLOW". "NO DISCHARGE") WITHIN 30 DAYS OF RECEIPT OF SAMPLE (OR AT END OF MONITORING PERIOD IN CASE OF "NO FLOW") TO: Division of Water Quality Attn: DWQ Central Files 1617 Mail Service Center Raleigh, North Carolina 27699-1617 (919)807-6379 YOU MUST SIGN THIS CERTIFICATION FOR ANY INFORMATION REPORTED: "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 S. / /t 1 e A lsriC26-.� a CA.%&�.:J4,J C-- .n, t y9 t3 (Si nature of Permittee) (Date) Permit Date: 7/1/2010-06/30/2015 Last Revised 07/13/11 Page 2 of 2