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HomeMy WebLinkAboutNC0033111_Permit (Issuance)_20000814 State of North Carolina Department of Environment and Natural Resources Division of Water Quality A7A James B. Hunt, Jr., Governor Bill Holman, Secretary NCDENR Kerr T. Stevens, Director August 14, 2000 Mr. Carl Daniel Carolina Water Service,Inc. P.O. Box 240908 Charlotte,North Carolina 28224 Subject: Issuance of NPDES Permit NC0033111 Fairfield Harbor Subdivision WWTP Craven County Dear Mr. Daniel: The Division has reviewed and approved your permit renewal application, originally received September 14, 1998. This permit 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 May 9, 1994, or as subsequently amended. The NPDES Unit staff considered existing guidelines and recently adopted rules related to the Neuse River Nutrient-Sensitive Waters Management Strategy prior to incorporating the following revisions into this permit: Additions: for a Class III facility(phased limits of 0.6 MGD and 1.0 MGD) • Total nitrogen (TN) allocation of 11,263 lbs/year Annual Mass Loading; monitoring frequencies revised from Quarterly to Weekly. • Previous Weekly and 2/Monthly monitoring frequencies have been revised to 3/Week for the following parameters:BOD5,TSR, NH3,DO,Fecal Coliform,TRC,and pH. • WET Test. Upon expansion to 1.0 MGD,an Acute Whole Effluent Toxicity(WET) Test, using at an effluent concentration of 90%, will be required Quarterly during March, June, September, and December. Please note that this test requires a composite sample (incorrectly described in the DRAFT permit as a grab sample). Please be aware that this facility discharges es to waters within the Neuse River Basin. All streams within this basin have been designated nutrient sensitive waters(NSW) as a result of environmental problems including algal blooms in the estuary. The North Carolina Environmental Management Commission recently adopted rules establishing the Neuse River Basin Nutrient-Sensitive Waters Management Strategy to reduce phosphorus and nitrogen inputs. The related point source rule (15A NCAC 2B.0234) intends to reduce by 30%, total nitrogen (TN) discharges by the year 2003. Because of this, revised nutrient limits have been imposed on Neuse River discharges with permitted flows greater than or equal to 0.5 MGD. 1617 MAIL SERVICE CENTER,RALEIGH,NORTH CAROLINA 27699-1617-TELEPHONE 919-733-5083/FAX 919-733-0719 AN EQUAL OPPORTUNITY AFFIRMATIVE ACTION EMPLOYER-50%RECYCLED/10%POST-CONSUMER PAPER VISIT US ON THE INTERNET @ http://h20.enr.state.nc.Us/NPDES Carolina Water Systems,Inc. / Fairfield 1 larbor\V\VTP a NPDES Permit NC0033111 Page 2 Please be advised that all facilities within the Neuse River Basin, particularly those with permitted flows greater than 0.5 MGD, may be subject to more stringent nitrogen limits in the next permitting cycle. The Division recommends that Carolina Water Service evaluate the cost to upgrade Fairfield Harbor's nutrient-removal facilities and consider alternative disposal methods,particularly wastewater reuse and spray irrigation. If any parts,measurement frequencies, or sampling requirements contained in this permit are unacceptable to you, you have the right to an adjudicatory hearing upon written request within thirty (30) days following receipt of this letter. This request must be in the form of a written petition, conforming to Chapter 150B of the North Carolina General Statutes, and filed with the office of Administrative Hearings (6714 Mail Service Center, Raleigh, North Carolina 27699-6714). Unless such a demand is made, this permit shall be final and binding. Please notice that this permit is not transferable except after notifying the Division of Water Quality. The Division of Water Quality may require modification or revocation and re-issuance of this permit. This permit does not affect the permittee's legal requirements to obtain other permits which may be required by the Division of Water Quality, the Division of Land Resources, the Coastal Area Management Act, or any other federal or local governments. If you have questions concerning this permit,please contact Joe Corporon at(919) 733-5083,extension 597. Yours respectfully, Original Signed By David A. Goodrich Kerr T. Stevens • cc: Central Files Washington Regional Office,\\'ater Quality Section NPDES Unit: Point Source Compliance and Enforcement Unit Technical Assistance&CertificationUnit Aquatic Toxicology Unit ' Permit NC0033111 STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY PERMIT 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, Carolina Water Systems, Inc. is hereby authorized to discharge wastewater from a facility located at Fairfield Harbor Subdivision WWTP Near Roland Point, NC Craven County to receiving waters designated as the Neuse River within the Neuse 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 September 1, 2000 This permit and authorization to discharge shall expire at midnight on June 30, 2003. Signed this day August 14, 2000 Original Signed By David A. Goodrich Kerr T. Stevens, Director Division of Water Quality By Authority of the Environmental Management Commission Permit NC00331 1 SUPPLEMENT TO PERMIT COVER SHEET Carolina Water Systems, Inc. is hereby authorized: 1. to continue discharging 0.600 MGD of treated, 100%-domestic wastewater from a treatment facility consisting of parallel extended-aeration-type treatment plants —two (2) each 0.300 MGD plants consisting of: • a static bar screen, • aerated-surge (equalization)basin, • aeration basin • secondary clarifier, • chemical-feed phosphorous removal • chlorine contact chamber • activated sludge holding tank with effluent-measuring device, and stand-by power generation, located at the Carolina Water Service, Inc., Fairfield Harbor Subdivision WWTP, Rowland Point, Craven County, and; 2. After receiving an Authorization to Construct from the Division of Environmental Management, construct and operate additional facilities needed to expand the 0.600 MGD facility to 1.0 MGD (see Part III of this permit), and 3. to discharge from said wastewater treatment works at Outfall 001 into the Neuse River (see attached - map), a stream classified as SB-Sw-NSW waters within the Neuse River Basin. \ • "� ,Ls,. • • wick & : .\\/.. . : ,-..,,,,,,,,,,„ • • \ ) . 6,•.' ..,,j ./...,,,„,.)..„,..„.. • • • . • • ••,-.:).!...,•.,.., ,,,,. a .. + fi . .♦�c ' r a' • r• .- - .......7.......'•,l' . '*`.,=-,:„. r • ____„1 * •\ .. f.-...,`, :..,4. / , ..,-,,., 7 1:Y-,..... 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' ' . -- -6Y-#. . - - '': — - - - - ' --. - . . ' ,. . . . . , .. . . s �Ch T, . 3` . .. , , .: . . .. . . . . . . , . . . . .,. .., . _ . .._ ... . . , , . ., . .., . . . , 1 (.41E . . . .s „ _ . . , . , . . .. ,. . .. . . . . • . . , „ _ ..... , ... .i, . , .. — .. _ 1 Carolina Water WWTP Facility y • , T � _-N State GridQuad: G 31 SW/Upper Broad Creep North Carolina Quadrangle J �l)cation Latitude 35°03' 27"N Pauatbad Flow 1.0 MGD �_ not to scale Lasngtude 76°ST 33"W Drainage Basin: Neuse River Basin y�Stream Class SB-Sw-NSW Sub-Basin 03-04 10 No/ th F� .ernlit N0033111 Receiving Stream Neese River D Craven County • • Permit NC00331 1 1 A. (1.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS Beginning on the effective date of this permit and lasting until expansion above 0.6 MGD, the Permittee is authorized to discharge treated domestic wastewater through Outfall 001. Such discharges shall be limited and monitored by the Permittee as specified below: EFFLUENT LIMITATIONS MONITORING REQUIREMENTS PARAMETER Monthly Weekly Measurement Sample Sample Average Average Daily Maximum Frequency Type Location1 Flow 0.600 MGD Continuous Recording E BOD , 20°C - 30 mg/L 45 mg/L 3/Week Composite E Total Suspended Residue (TSR) 30 mg/L 45 mg/L 3/Week Composite E NH3 as N 3/Week Composite E Total Residual Chlorine (TRC) • 3/Week Grab E Fecal Coliform 2 200/ 100 ml 4001/ 100 ml 3/Week Grab E pH 3 3/Week Grab E Temperature Daily Grab E No Effluent Limit (mg/L) Weekly Composite E Total Nitrogen (TN) No Effluent Limit (lbs/month) Monthly Calculated E (NO2-N+NO3-N+TKN)4 11,263 lbs/year (Annual Mass Loading) Annually Calculated E Total Phosphorus (TP) 2.0 mg/L(quarterly average) Weekly Composite E Footnotes: 1. E=effluent 2. Calculate Fecal Coliform using the geometric mean(see procedure Part II. Section A ,Paragraph 9b) 3. pH of wastewater shall not fall below 6.8 nor exceed 8.5 standard units. 4. See Special Condition A.(3), TOTAL NITROGEN MONITORING. 5. Annual Mass Loading limit for total nitrogen shall become effective with the calendar year beginning on January 1, 2003 unless provisionally waived (See Special Condition A.(4), Annual Limits for Total Nitrogen.) 6. Permittee shall report total phosphorus as a quarterly average of composite samples collected weekly during the calendar quarters January-March,April-June,July-September,October-December. Units: MGD= million gallons per day BOD= biochemical oxygen demand mg/L= milligrams per liter lbs/Month = pounds per month lbs/year= pounds per year Effluent shall contain no floating solids or foam visible in other than trace amounts. J. Permit NC00331 1 1 A. (2.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS Beginning after approved expansion above 0.6 MGD, the Permittee is authorized to discharge up to 1.0 MGD of treated domestic wastewater through Outfall 001 until the expiration date of this permit. Such discharges shall be limited and monitored by the Permittee as specified below: EFFLUENT LIMITATIONS MONITORING REQUIREMENTS1 PARAMETER Monthly Weekly Daily Measurement Sample Type Sample Average Average Maximum Frequency Location1 Flow 1.0 MGD Continuous Recording E BOD5 , 20°C(Apr 1 —Oct 31) 5.0 mg/L 7.5 mg/L 3/Week Composite E BOD5 , 20°C (Nov 1 —Mar 31) 10.0 mg/L 15.5 mg/L 3/Week Composite E Total Suspended Residue(TSR) 30.0 mg/L 45.0 mg/L 3/Week Composite E Fecal Coliform 2 200/ 100 ml 400/ 100 ml 3/Week Composite E NH3 as N(April 1-October 31) 0.f 2.0 mg/L 3/Week Composite E NH3 as N(Nov. 1 —March 31) 4.0 mg/L I," r ., 3/Week Composite E Total Residual Chlorine (TRC) 28 µg/L 3/Week Grab E pH 3 3/Week Grab E Dissolved Oxygen 4 3/Week Grab E Acute Toxicity' Quarterly Composite E Temperature Daily Grab E No Effluent Limit (mg/L) Weekly Composite E Total Nitrogen (TN) No Effluent Limit (lbs/month) Monthly Calculated E (NO2-N+NO3-N+TKN)6 11,263 lbs/year (Annual Mass Loading)7 Annually Calculated E Total Phosphorus 2.0 mg/L(quarterly average) Weekly8 Composite E Temperature Weekly Instantaneous' D, D2 D3 D4 Dissolved Oxygen Weekly Instantaneous' Di D2 D3 D4 Salinity Weekly Instantaneous' D, D2 D3 D4 pH10 Seasonal" Instantaneous' D, D2 D3 D4 TKN Seasonal" Composite12 Di D2 D3 D4 NH3 Seasonal" Composite12 D, D2 D3 D4 NO2+NO3 Seasonal" Composite12 D, D2 D3 D4 TN Seasonal" Composite12 Di,D2,D3,D4 TP Seasonal" Composite12 D,, D2,D3,D4 Chlorophyll-a Seasonal" Composite12 D,, D2,D3,D4 Fecal Coliform13 Seasonal" Grab D, D2,D3.D4 (See next page for Table Footnotes and Units) Permit NC0033111 A. (2.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS -- Continued Table Footnotes: I Facility Sample Locations: E = Effluent Instream Sampling Locations(see attached map,Instream Monitoring Points): D1 = offshore of Outfall 001 piping within the Neuse River D2 = in the channel at the Northwest Creek Channel Marker No. 1 D3 = in the channel at the Upper Broad Creek Channel Marker No. 2 D4 = in the channel at the Upper Broad Creek Channel Marker No. 3 at a point 300 feet from the marker For Instream Monitoring Report requirements,See Special Condition A (5). 2 Calculate Fecal Coliform using the geometric mean(see procedure Part II. Section A,Paragraph 9b) 3 pH of wastewater shall not fall below 6.8 nor exceed 8.5 standard units. 4 Daily average effluent concentration of dissolved oxygen(DO)shall not fall below 6.0 mg/L. 5 Acute Toxicity — during the months of March, June, September, and December, a 24-hour static test (Pimephales promelas)at 90%. See Special Condition A. (7)ACUTE TOXICITY PASS/FAIL LIMIT 6 Special Condition A. (3), TOTAL NITROGEN MONITORING. 7 Annual Mass Loading limit for total nitrogen shall become effective with the calendar year beginning on January 1, 2003 unless it is provisionally waived (See Special Condition A. (4), Annual Limits for Total Nitrogen.) 8 Permittee shall report total phosphorus as a quarterly average of composite samples collected weekly during the calendar quarters January-March,April-June,July-September,October-December. 9 Permittee shall make instantaneous measurements from grab samples collected at discrete depth intervals of one(1)foot throughout the water column. 10 Instream pH to be taken concurrently with instream chlorophyll-a sampling only. 11 Seasonal Sampling — the Permittee shall collect instream samples two times per month (2/month) during the summer months of June,July,August,and September only. 12 Instream sample shall be co llected via a spatial composite through the phot ic zone defined as twice the Secchi depth. 13 Fecal coliform instream sample shall be a grab sample collected approximately six (6) inches below the water surface. Units: BOD= biochemical oxygen demand MGD= million gallons per day; NH3= ammonia TSR= total suspended residue ml= milliliters mg/L= milligrams per liter µg/L= micrograms per liter lbs/Month= pounds per month lbs/year= pounds per year Effluent shall contain no floating solids or foam visible in other than trace amounts. . . -... ..., •., • rt.1.1 C"FiFIELD HARBOUTO *. ..4b 4.-10"— , , 1 ' " (\ \< '\)<, ' -j;- \\‘) 'Ct) f sh : dell •. . •• _. I 4-:--•-• - t s, ,/ ,' '0, '-. -. 1 1;3 ,,' La i •. 2 •••.. ,ss.e. s s 5 ete•., 6 ss 0 - --,,,.1,,,-;:o&A.i.41,•ert.'47-.-'7,...44.."'-"T--..4-' Pt :NV?41;: 1:W' -''''''' '''''-'• .4'''''''' .I.ng p .,'.,.:,,, „, -....,t., ,,,„..,... . ,. It---,--4:7*.?;i1., ,•*--..:- .ji z • . • & ' • . .. I I ' • • ..:.. -„,,-ilg,' ,7:lit fk''''': • ' *1 08', ..`—'-. S3 D . s 2''. 1 3) si.• li s'S .---' 's-1.s. :' ''-'-,' '‘ . . 1 •." ;Arce t*-i*',.-'''-".•:i..'' 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", •r I 3- ‘ -,6: 9 8 12 12 8 \ •-• Ma'ks___, •••. 9 • P.I rs 9 10 ` \ \ \ II '.5.• : \ \12 I I 10 af 12 B \Fi•her Landing Pt. ,,e. \ \ II 8 i , ... _ 8 - .- 9 in\ \ • II ._ • • • .-zil.U;P!,4-tkifV.44, 31'A Instream Monitoring Points Facility .„,,..:;,?,,,,* ., ,,e-- ,,,,,k,..,..,_A .' -,, .,-,,,m-,J4-',•:',',--5,- ,,,Pli:1-.:-' : .,1-•,. .V-,nr,..., ,. ,r,,,,,,t-,.?...-,,,-„,,,, CWS /Fairfield Harbor WWTP Location '- '-- .-- ,:.,. not to scale -A- -1@lo- Drainage Basin. Neuse River Basin Sub-Basin: 03-04-10 North NPDFS Permit NC0033111 Receiving Streanx Neuse River Craven County • Permit NC0033111 SUPPLIMENT AND SPECIAL CONDITIONS TO EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS A. (3.) TOTAL NITROGEN MONITORING The Permittee shall calculate the annual mass loading of total nitrogen as the sum of monthly loadings, according to the following equations: (a) Monthly Mass Loading (lbs/month) = TN x Q x 8.34 where: TN = the average total nitrogen concentration (mg/L)of the grab samples collected during the month Q = the total wastewater flow discharged during the month(MG/month) 8.34 = conversion factor,from(mg/L x MG)to pounds (b) Annual Mass Loading (lbs/year) = E (Monthly Mass Loadings) for the calendar year The Permittee shall report the total nitrogen concentration for each sample and the monthly mass loading in the appropriate self-monitoring report and the annual mass loading of total nitrogen in the December self-monitoring report for the year. A. (4.) ANNUAL LIMITS FOR TOTAL NITROGEN (a) The Neuse Nutrient Management Strategy rule for point sources (1)provides that annual mass limits for total nitrogen shall be included in the permits for all dischargers with permitted flows (as defined in the Strategy) greater than or equal to 0.5 MGD, and that those nitrogen limits (including the limits in this permit), shall become effective with the calendar year beginning on January 1, 2003. (b) The Neuse rule also provides that members of a group compliance association shall not be subject to individual annual mass limits for total nitrogen. At the time of permit issuance, the Permittee had expressed interest in joining such an association. Accordingly, (1) the total nitrogen limit in Condition A(1) of this permit is deemed waived provided that the following conditions are met: (i) a formal agreement between the association and Environmental Management Commission, as outlined in 15A NCAC 2B. 0234, is established and is in effect; and (ii) the Permittee is a party to said agreement; and (iii) the association and the Permittee substantially conform with the agreement. (2) So long as the total nitrogen limit in Condition A(1) is waived, the group nitrogen allocation established pursuant to the agreement referenced above and any subsequent amendments is hereby incorporated as an enforceable part of this permit. ' Permit NC00331 1 1 Footnote: (1) Neuse River Basin—Nutrient-Sensitive Waters Management Strategy: Wastewater Discharge Requirements(15A NCAC 2B. 0234). (c) If the Division determines, at any time during the term of this permit, that these conditions are not being met, it shall notify the Permittee in writing of this determination and of its basis. The consequence of such a determination shall be that the Permittee's annual mass limit for total nitrogen and its effective date shall be reinstated immediately. The Division shall accept and consider written responses received from the Permittee and/or the association within thirty (30) days of the original notice before making a final decision and will provide that decision in writing. (d) The Permittee shall notify the Division in writing within five (5) working days if, at any time during the term of this permit, the Permittee elects not to join the association, or if it withdraws or otherwise loses its membership in the association. Notification shall be sent to: Attention NPDES Unit NC DENR/Division of Water Quality 1617 Mail Service Center Raleigh, NC 27699-1617 A. (5.) INSTREAM MONITORING REPORTING REQUIREMENTS The Permittee shall record instream-monitoring data on a Division-approved form and summarize these data in an annual report due by January 1st of the year immediately following the summer sampling period. Send Yearly Instream Monitoring Reports to: Attention: Modeling Unit NC DENR/Division of Water Quality 1617 Mail Service Center Raleigh, NC 27699-1617 A. (6.) PHASED CONSTRUCTION CONDITIONS Influent volume shall at no time exceed the design capacity of the existing facility. Because this facility is permitted to expand in phases, the Permittee shall submit an Engineering Alternatives Analysis (EAA) plus any and all up-grade plans and specifications for the next phase before influent flow reaches 80 % of the currently permitted design capacity (0.600 MGD), i.e. at a flow approaching 0.480 MGD. The EAA, plans, and specifications shall be submitted to: Attention NPDES Unit NC DENR/Division of Water Quality 1617 Mail Service Center Raleigh, NC 27699-1617 • Permit NC0033111 A. (7.) ACUTE TOXICITY PASS/FAIL PERMIT LIMIT (QRTRLY) The Permittee shall conduct acute toxicity tests on a quarterly basis using protocols defined in the North Carolina Procedure Document entitled Pass/Fail Methodology For Determining Acute Toxicity In A Single Effluent Concentration (Revised-July, 1992 or subsequent versions). Analyses shall be performed as a Fathead Minnow (Pimephales promelas) 24-hour static test. This facility's effluent concentration at which there may be no time-significant acute mortality is 90% (defined as treatment two in the procedure document). The Permittee shall collect self-monitoring samples immediately effluent to all combined treatment processes with the intent to provide samples representative of the facility's discharge. The tests will be performed during the months of March,June, September, and December. All toxicity testing results required as part of this permit condition will be entered on the Effluent Discharge Monitoring Form (MR-1) for the month in which it was performed, using the parameter code TGE6C. Additionally, DWQ Form AT-2 (original) is to be sent to the following address: Attention: Environmental Sciences Branch NCDENR/Division of Water Quality 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 and accurate and include all supporting chemical/physical measurements performed in association with the toxicity tests, as well as all dose/response data. Total residual chlorine of the effluent toxicity sample must be measured and reported if chlorine is employed for disinfection of the waste stream. No Flow -- 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. Test Failures / Follow-up Testing -- Should any single quarterly monitoring indicate a failure to meet specified limits, then monthly monitoring will begin immediately until such time that a single test is passed. Upon passing, this monthly test requirement will revert to quarterly in the months specified above. Should the Permittee fail to monitor during an assigned month, then monthly monitoring will begin immediately and continue until a single test is passed. Upon passing, this monthly test requirement will revert to quarterly in the months specified above. WARNING: Failure to achieve test conditions as specified in the cited document, such as minimum control-organism survival or 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. Should any test data, from either these monitoring requirements 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. Affidavit of Publication • SUN•JOURNAL C j'sif\lA ; frew cern 11.:0 Peraonagy appeared before me. a Notary Aiwa of the County of Craven. State of North Carolina. Public Nodes State of North Carolina on this the Environmental Management "" •'« �,�� i�a� Commieslon/NPDES Unit �"' 1617 Mali Service Raleigh,NC 276941817r �� Notification of Intent27 to Issue17 A of the Sun Journaa.d'.• being duly�. sures NPDES Wastewater Permit that trfe notice ; • • _ • On the basis of thorough staff review and 21. Public of NC Genera!Statute ' flcLcf-__I 143.21. Public law 92-500 and other lawful standards and regulations. The North Carolina Management • purposes to issue a National Pq Discharge Elimination System (NPDES)waste water discharge permit e attached pages o the I �effectiveed a ys I from the publish date of this notice. i ' NPDES Permit Number NC003.9111,;i CWS SYSTEMS INC/NE CRAVEN,, ' UTL, P.O. BOX 240908, a trtJO pppy of;-tlYhictt is a CHARLOTTE.NC 28224 has applied tltaehed h appeared in the Sun Journal. a netilr p for a facility located in CRAVEN er County discharging waste water into the NEUSE RIVER In the NEUSE- published in the City of New Bern River Basin. Currently are water Craven. ttN�o�........,,,.h� • County of quality limited. This discharge may State Carolina. • affect future allocations in this portion •of the receiving stream. .............»a week for Written comments regarding the proposed permit will be accepted 30 days after the publish date of this ems• the following notice. All comments received prior to that date are considered in the final '•""•'•••••�•++«...... determinations regarding i ped ' •••••»»�...... AIL L.. permit should the Division receive a •••`� -1J significant degree of pubic interest. .. 2f1Af1 .. »«»+w 7�KYL Copies of the draft permit and other supporting information on file used 2000 to determine conditions present in the 000 draft permit are available upon request 2000 and payment of the costs o1.1 ....�,.• reproduction. Mail comments and/or y requests for information to the NC UAnry 1 Division of Water Quality at the above '•""'••" xKK.. address or call Ms.Christie Jackson at(919)733.5083, extension 538. 2000 1 Please include the NPDES permit �� ��""" • number (attached) in any communication. Interested persons ........,..,•000• may also visit the Division of Water Quality at 512 N.Salisbury ' \ ethe Raleigh,NC 27604-1148 between hours of 8:00am and 5:00pm to review information on file. - ----- June 23,2000 ».. The New Bern Sun Journal Subscribed and SWorn ill this.012 1 I r - �.. Nary Public • DENR/DWQ FACT SHEET FOR NPDES PERMIT DEVELOPMENT NPDES No. NC0033111 Facility Information Applicant/Facility Name: Carolina Water Systems, Inc./Fairfield Harbor Subdivision WWTP Applicant Address: P.O.Box 240908,Charlotte,North Carolina 28224 Facility Address: NCSR 1600 near Roland Point, Fairfield Harbor,North Carolina Permitted Flow: 0.600 MGD --Phased to 1.0 MGD Type of Waste: 100% Domestic.WW Code: Primary 04; Secondary 06 Treatment Unit Code 052-3;Primary SIC Code: 4952 Other Permit(s): Land-Application Permit No. WQ0001061 Facility/Permit Status: Class III/Renewal County: Craven County Miscellaneous Receiving Stream: Neuse River Regional Office: Washington Stream Classification: SB-Sw-NSW State Grid/ G-31 SW/ USGS Topo Quad: Upper Broad Creek,NC 303(d)Listed? No Permit Writer: Joe R. Corporon Subbasin: 03-04-10 Date: 30May00 Drainage Area(mi2): 702 mi2 Summer 7Q10(cfs) : Tidal ,,..., Winter 7Q10(cfs): Tidal 30Q2(cfs) : Tidal Average Flow(cfs): Tidal IWC (%): N/A Lat. 35°03'27"N Long. 76°57'33"W BACKGROUND Carolina Water Systems (CWS) Fairfield Harbor Subdivision is a Class III, 100% domestic wastewater treatment system discharging into the Neuse River Basin below Falls Lake Dam, below New Bern, and is NOT a member of the Lower Neuse River Basin Association. Division records date from 1977 when discharge began on Upper Broad Creek. Discharge historically included two outfalls, but the permit was revised to a single outfall during the last permit cycle when 002 was re-designated 001 discharging into the Neuse River main stream. The last permit became effective July 1, 1994 and expired March 30, 1999. Average flow for 1999 was 0.295 MGD, about 49% of permitted capacity. The Division received the appropriate documentation to renew (Short Form A) on September 14, 1998, but placed this permit on hold pending finalization of the nutrient-management strategy for the Neuse River. Verification of Existing Conditions. The Division has verified that the Neuse River, at Outfall 001 within sub-basin 03-04-10, is a Class SB-Sw-NSW stream, and is not 303 (d) listed specifically as an impaired stream (May 2000). It is noteworthy however, that the entire Neuse River Basin is classified NSW (nutrient-sensitive waters), and the EPA has approved a Total Maximum Daily Load (TMDL) limiting nitrogen and phosphorus input to the basin. Fairfield Harbor is one of four major dischargers within Subbasin 03-04-10: the City of New Bern (4.7 MGD) located about 7 miles upstream; USMC Cheery Point (3.5 MGD) located about 8 miles down stream; and Havelock WWTP (1.9 MGD) also located downstream about 11 miles. Fact Sheet NPI:)ES co03 I I 1 Renewal Page 1 Instream Monitoring and DMR Data Review. The Division reviewed two years of DMR data. There have been no compliance problems with the current permit. The facility discharges under tidal conditions and instream monitoring is currently not required until expansion to 1.0 MGD. Total residual chlorine (TRC) in system effluent (range 200 to 1,600 µg/L) averaged about 800 µg/L per month during 1999. Waste Load Allocation (WLA). The Division prepared the last WLA in March 1993 and developed effluent limits and monitoring considering effluent under estuarine tidal conditions. The Division judges these limits and monitoring requirements to be appropriate for this renewal with the exception of the additions and deletions listed below (see PERMITTING APPROACH - SUMMARY OF PROPOSED CHANGES). CORRESPONDENCE Staff Report— Raleigh Regional Office. The Washington Regional Office (WaRO) prepared a Staff Report dated October 26, 1998. WaRO recommended that this permit be reissued. PERMITTING APPROACH — SUMMARY OF PROPOSED CHANGES Considering the need to implement existing Division guidelines for flows above 0.5 MGD and 1.0 MGD, and recently adopted rules related to the Neuse River Nutrient-Sensitive Waters Management Strategy, the following items have been incorporated into this permit. Deletions: NONE Additions: for Class III (>0.5MGD) • Total nitrogen (TN) allocation of 11,263 lbs/year Annual Mass Loading; monitoring frequencies revised from quarterly to Weekly. • Previous Weekly and 2/Monthly monitoring revised to 3/Week. • Added Quarterly Acute WET test and appropriate text to 1.0 MGD phase (Fathead minnow @ 90% effluent concentration). PROPOSED SCHEDULE FOR PERMIT ISSUANCE Draft Permit to Public Notice: June 14, 2000 Permit Scheduled to Issue: July 31, 2000 1~ai't sheet NP6)1:.` \C0033 I I Renewal Page 2 • • NPDES DIVISION CONTACT If you have questi s regardi y of the above information or on the attached permit, please contact Joe Color n at ) 3-5083 ext. 597. NAME: DATE: irlse JU SUPS ISOR: DATE: REGIONAL OFFICE COMMENTS 66)1114 S - Rom( ' 49-sluQ NAME: DATE: Fact Sheet NPDES NC003 311 1 Renew:ai Page 3 Fairfield.Harbor Subdivision NC0033111 Subject: Fairfield Harbor Subdivision NC0033111 Date: Wed, 28 Jun 2000 12:56:42 -0400 From: Kristie Robeson <kristen.robeson@ncmail.net> To: Joe Corporon <Joe.Corporon@ncmail.net> Hi Joe. I have reviewed this draft permit and everything looks ok. I did have one question as to why for toxicity we gave them a grab sample instead of collecting composite samples. We generally prefer composite samples unless there is some reason for a grab sample to be collected, or the region feels like a grab sample would be representative. ur cel( „„9.- rs eK". ri 1 of 1 6/30/00 12:40 PM Permit NC0033111 STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES DIVISION OF WATER QUALITY PERMIT p� • TO OISCHARGE WASTEWATER UNDER THE NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM ,0/ In compliance with the provision of N h Carolina General Statute 143-215.1, other lawful standards and regulations promulgated and a opted by the North Carolina Environmental Management Commission, and the Fed al Water Pollution Control Act, as amended, Carolina Water Systems, Inc. is hereby authorized to discharge wa§tewater from a facility located at Fairfield Harbor Subdivision WWTP Near Roland Point, NC Craven County to receiving waters designated as the Neuse River thin the Neuse River Basin, in accordance with effluent limitations, monitoring requ ements, and other conditions set forth in Parts I, II, III and IV hereof. This permit shall become effective , 2000 This permit and authorization to discharge shall expire at midnight .n June 30, 2003. Signed this day , 2000 Kerr T. Stevens, Director Division of Water Quality By Authority of.the Environmental Management Commissio Permit NC0033111 PPLEMENT TO PERMIT COVER SHEET Carolina Water Systems, Inc. is hereby authorized: 1. to continue discharging 0.600 MGD o treated, 100%-domestic wastewater from a treatment facility consisting of parallel extended-aeration- pe treatment plants—two (2) each 0.300 MGD plants consisting of: • a static bar screen, • aerated-surge (equalization) basin, • aeration basin • secondary clarifier, • chemical-feed phosphorous removal • chlorine contact chamber • activated sludge holding tank with effluent-measuring device, and stand-by power genera''on, located at the Carolina Water Service, Inc., Fairfield Harbor Subdivision WWTP, Rowland 'oint, Craven County, and; 2. After receiving an Authorization to Construct from the Divisio of Environmental Management, construct and operate a• •itional facilities needed to expand the 0.611 MGD facility to 1.0 MGD (see Part III of this permit), . • 3. to discharge from said wast . er treatment works at Outfa11001 into Neuse River(see attached map), a stream classified , :i s SW-NSW waters within the Neuse.' -r 'asin. ___ s-,„ ..ram .�� \ ,.. <--„,„„„ \ \\\N„.‘„ \ , ---,„\\,,,› , ., , ,\,, \\2> - , , , , ,,/L, \\ „,,,,,,, \* -7A//'-, • ,),' ,./:;y/'',,,;.,, ‘,, ' .... (6.1-7....4- , 7,..- .) ' ,-,,-;\,-"t ").1:/7 i'' , 4.,If ' -- - / Y�® • 1" vy''. i �'• r'°a,+ • , s / ' � f'V' . . • + ." + sP\./f \ti,� ° ' _ •t J , , .1 '' • -4''' ) / t R .t -� +\ \� J •+.s ty • /t• .,,F i/^\� "` r/if r' ( r: r,r; G Ou; 6fi .. SSS (Aril • --t,.., / --.4)>_, 11 � J / Jfff • • » -.)/ I `y ‘,,,,..., „„)(":"-....---54' •,), -"'''',..,- _ice.• •a r 1 F.:=y.......� � FYI • 7 ' // j r J :: F . � \/' + . � , a r p . .,r.." • ` westo . iii..1 1 1 Rowland Pt Mc Cotter Pt 0 Carolina Water Systems / WWTP OUTFACE 001 ' f i ,,4 ,' Cr�kP ,.,,, tic ' ; .._ .. � . i Car atcr WWTP Facility LocationX State Grid,Quad: G 31 SW/Uppe road Creek,North Carolina Quadrangle Lo Latitude: 35°03' 27"N Pernatted Flaw: 1.0 MGD not to scale Longitude: ,,762,57 33"W Drainage Basin: Neuse River Basin NPDFS Permit NC0033111 Stream Class C/B-„SW-NS Sub-Basin: 03-04-10 North Receiving Stream Meuse Riv Craven County • • Permit NC0033111 A. (1.) FLUENT LIMITATIONS AND MONITORING REQUIREMENTS Beginning on th effective date of this permit and lasting until expansion above 0.6 MGD, the Permittee is authorized to disc rge treated domestic wastewater through Outfall 001. Such discharges shall be limited and monitored by the Permittee as specified below: EFFLUENT LIMITATIONS MONITORING REQUIREMENTS PARAMETER Monthly Weekly Daily Measurement Sample Sample Average Average Maximum Frequency Type Location' Flow \ 0.600 MGD Continuous Recording E or I BOD5 ,20°C2 \ 30 mg/L 45 mg/L 3/Week Composite E&I Total Suspended Residue(TSR)20 mg/L 45 mg/L 3/Week Composite E&I NH3 as N 3/Week Composite E Total Residual Chlorine(TRC) 3/Week Grab E Fecal Coliform 3 200/10 ml 400/ 100 ml 3/Week Grab E pH 4 3/Week Grab E Temperature Daily Grab E No Efflu nt Limit (mg/L) Weekly Composite E Total Nitrogen (-0A No Effluent ►•mit (lbs/month) Monthly Calculated E (NOZ-N+NO3-N+ )5 11,263 ,s/year (Annual Mass .oading) 6 Annually Calculated Total Phosphorus(TP) 2.0 mg/L(quarterl .verage) Weekly Composite E Footnotes: 1. E=effluent;I=influent; 2. Monthly average effluent values for Biochemical Oxygen Demand (B• 105) and TSR shall not exceed 15% of the respective influent values(i.e. 85%removal). 3. Calculate Fecal Coliform using the geometric mean(see procedure Part II. 'ction A,Paragraph 9b) 4. pH of wastewater shall not fall below 6.8 nor exceed 8.5 standard units. 5 See Special Condition A.(3),Total Nitrogen Monitoring. Annual Mass Loading limit for total nitrogen shall become effective with the cal: dar year beginning on January .4, ill 1,2003 unless provisionally waived(See Special Condition A.(4),Annual Limits fs Total Nitrogen.) 5� Permittee shall report total phosphorus as a quarterly average of composite samples ollected weekly during the calendar quarters January-March,April-June,July-September,October-Decembe . Units. MGD= million gallons per day BOD= \ biochemical oxygen demand mg/L= milligrams per liter lbs/Month= pounds per month lbs/year= pounds per year ,ii_ kait-ovv a-- ,--a-- is1/4 , p 1'1-62 -v--- _ ,S ) Permit NC0033111 Effluent shall contain no floating solids nor shall it contain foam visi s e in o er an trace amounts. A. (2.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS —Beginning after approved ansion bove 0.6 MGD ntil the expiration date of this permi the Permittee is authorized to discharge u o 1.0 MGD treated domestic wastewater roug utfall 001 uc isc arges shall be limited and mon' ored by th, ermittee as specified below: EFFLUENT LIMITATIONS MONITORING REQUIREMENTS1 PARAMETER Monthly Weekly Daily Measurement Sample Type Sample Average Average Maximum Frequency Location Flow 1.0 MGD Continuous Recording E or I BOD5 ,20°C(Apr 1 —Oct 31)2 7.5 mg/L 3/Week Composite E&I BOD5,20°C(Nov 1 —Mar 31)2 1 .0 mg/L 15.5 mg/L 3/Week Composite E&I Total Suspended Residue(TSR)2 0.0 mg/L 45.0 mg/L 3/Week Composite E&I Fecal Coliform 3 00/ 100 ml 400/ 100 ml 3/Week Composite E NH3s N(April 1-October 31) 2.0 mg/L 3/Week Composite E 3 ( P g NH3 as N(Nov. 1 —March 31) 4.0 mg/L w'Co 3/Week Composite E Total Residual Chlorine(TRC) 1� 28 µg/L 3/Week Grab E pH 4 R\ �� 3/Week Grab E Dissolved Oxygen 5 t 3/Week Grab E Temperature }�� Daily Grab E yJ ` No Effluent Limit (mg/L) Weekly Composite E Total Nitrogen (i ) No Effluent Limit (lbs/month) Monthly Calculated E __________ - (NO2-N+NO3-N+TKN)6 11,263 lbs/year (Annual Mass Loading)7 Annually Calculated E Total Phosphorus ( ) 2.0 mg/L(quarterly average) Weekly8 Composite E Temperature Weekly" Instantaneous9 DI D2D3 D4 Dissolved Oxygen Weekly Instantaneous9 D, D2 D3 D4 Salinity Weekly Instantaneous9 Dl D2 D3 D4 pH10 Variab e ' Instantaneous9 Di D2D3 D4 TKN Variable" Composite12 Di D2D3 D4 NH3 • iable" Composite12 D, D2D3 D4 NO2+NO3 V• 'able' Composite12 Dl D2D3 D4 TN Varia,le ' Composite12 D1,D2,D3,D4 TP Variable 1 Composite12 DI, D2,D3,D4 Chlorophyll-a Variab e" Composite12 Di, D2,D3,D4 A ecall Coliform'3 Varia le" Grab Di, D2,D3,D4 \...... ( 14) �w (See next page for Table Footnotes and Units) ` 2 l is z` `•`'�'`K 611 c-""�i -KW- Ana t P S stwo "F 3-6,4- - -t- (-4). ,�.A ti, ,4 2 `G u � �� ' M , • Permit NC0033111 A. (2.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS -- Continued Table Footnotes: I Facility Sample Locations: E = Effluent I = Influent Instream Sampling Locations(see attached map): DI = at the end of the outfall piping within the Neuse River D2 = in the channel at the Northwest Creek Channel Marker No. 1 D3 = in the channel at the Upper Broad Creek Channel Marker No.2 D4 = in the channel at the Upper Broad Creek Channel Marker No. 3 at a point 300 feet from the marker For Instream Monitoring Report requirements,See Special Conditions A(5)and A(6) 2 Monthly average effluent values for Biochemical Oxygen Demand (BOD5) and TSR shall not exceed 15% of the respective influent values(i.e. 85 i removal). 3 Calculate Fecal Coliform using the geo etric mean(see procedure Part II. Section A,Paragraph 9b) ._. .-- 4 pH of wastewater shall not fall below or exceed 8.5 standard units. �l 5 Daily average effluent concentration of di olved oxygen(DO)shall not fall below 6.0 mg/L c(-Q�i 6 See Special Condition A.(3),Total Nitroge Monitoring. ty 7 Annual Mass Loading limit for total nitrog n shall become effective with the calendar year beginning on 0 anuary 1, 2003 unless it is provisionally ived (See Special Condition A. (4), Annual Limits for Total t en.) 8 Permi e shall report total phosphorus as a quarterly average of composite samples collected weekly during the calen quarters January-March,April-June,July-September,October-December. — 9 Permittee sty rr ,4s instantaneous measurements from grab .amples collected at discrete depth intervals of / one(1)foot h out the water column. �l_ - It 4'' ✓ —10 Instream pH to be aken concurrently with instream • :. 'I ampling only. 11 i n — the permittee shall collect instream sa i pies two times per month (2/month) during the summer months of June,July,August,and September on, . 2 Instream sample shall be collected via a spatial composite th •ugh the photic zone defined as twice the Secchi depth. 3 Fecal coliform instream sample shall be a grab sample collected approximately six (6) inches below the water surface. Units: BOD= biochemical oxygen demand MGD= million gallons per day; NH3= ammonia TSR= total suspended residue ml= milliliters mg/L= milligrams per liter µg/L= micrograms per liter lbs/Month = pounds per month lbs/year= pounds per year Effluent shall contain no floating solids or steal ' ' foam visible in other than trace amounts. Permit NC0033111 A. (3.) TOTAL NITROGEN MONITORING The Permittee shall calculate the annual mass loading of total nitrogen as the sum of monthly loadings, according to the following equations: (a) Monthly Mass Loading(lbs/month) = TN x Q x 8.34 where: TN = the average total nitrogen concentration(mg/L)of the grab samples collected during the month Q = the total wastewater flow discharged during the month(MG/month) 8.34 = conversion factor,from(mg/L x MG)to pounds (b) Annual Mass Loading(lbs/year) =E (Monthly Mass Loadings)for the calendar year The Permittee shall report the total nitrogen concentration for each sample and the monthly mass loading in the appropriate self-monitoring report and the annual mass loading of total nitrogen in the December self-monitoring report for the year. 1 Permit NC00331 l 1 A. (4.) ANNUAL LIMITS FOR TOTAL NITROGEN (a) The Neuse Nutrient Management Strategy rule for point sources (1)provides that annual mass limits for total nitrogen shall be included in the permits for all dischargers with permitted flows (as defined in the Strategy) greater than or equal to 0.5 MGD, and that those nitrogen limits (including the limits in this permit), shall become effective with the calendar year beginning on January 1, 2003. (b) The Neuse rule also provides that members of a group compliance association shall not be subject to individual annual mass limits for total nitrogen. At the time of permit issuance, the Permittee had expressed interest in joining such an association. Accordingly, (1) the total nitrogen limit in Condition A(1) of this permit is deemed waived provided that the following conditions are met: (i) a formal agreement between the association and Environmental Management Commission, as outlined in 15A NCAC 2B.0234, is established and is in effect; and (ii) the Permittee is a party to said agreement; and (iii) the association and the Permittee substantially conform with the agreement. (2) So long as the total nitrogen limit in Condition A(1) is waived, the group nitrogen allocation established pursuant to the agreement referenced above and any subsequent amendments is hereby incorporated as an enforceable part of this permit. (c) If the Division determines, at any time during the term of this permit, that these conditions are not being met, it shall notify the Permittee in writing of this determination and of its basis. The consequence of such a determination shall be that the Permittee's annual mass limit for total nitrogen and its effective date shall be reinstated immediately. The Division shall accept and consider written responses received from the Permittee and/or the association within thirty (30)days of the original notice before making a final decision and will provide that decision in writing. (d) The Permittee shall notify the Division in writing within five (5) working days if, at any time during the term of this permit, the Permittee elects not to join the association, or if it withdraws or otherwise loses its membership in the association. Notification shall be sent to: NC DENR/Division of Water Quality/NPDES Unit 1617 Mail Service Center Raleigh, NC 27699-1617 Footnote: (1) Neuse River Basin—Nutrient-Sensitive Waters Management Strategy: Wastewater Discharge Requirements(15A NCAC 2B.0234). Permit NC0033111 A. (5.) INSTREAM MONITORING REPORTING REQUIREMENTS The Permittee shall record instream-monitoring data on a Division-approved form and summarize these data in an annual report due by January 1st of the year immediately following the summer sampling period. Send Yearly Instream Monitoring Reports to: AA NC DENR/Division of Water Quality/ ' : �: Unit ''"° W� JN(f- .Jbi14 ram,J 444. e► `, 1617 Mail Service Center st,i÷ {„ fv., vN' Raleigh,NC 27699-1617 ('J1 n3 `t Litt- 4► 6 L u 9-, tt A. (6) PHASED CONSTRUCTION CONDITIONS 1,14 rw di) ff✓t Influent volume shall at no time exceed the design capacity of the existing facilit . Because this facility _ is permitted to expand in phases, the permittee shall submit to the Division of W. e Quality any and all up-grade plans and specifications for the next phase before influent flow reaches : : % of the currently-permitted design capacity (0.600 MGD), i.e. at a flow approaching 0.480"M '. Plans and specifications shall be submitted to the address provided above. c CAROLINA WATER SERVICE, INC. of NORTH CAROLINA AN AFFILIATE OF Ui tIt IIiiIICssoll n1Co Regional Office: Banner Elk, NC 704/898-5011 5701 Westpark Dr., Suite 101 Charlotte, NC 704/525-7990 P.O. Box 240908 Charlotte, NC 28224 Morehead City, NC 919/247-2309 Telephone: (704) 525-7990 Whispering Pines, NC 919/949-2010 FAX: (704) 525-8174 September 11, 1998 Mr. Charles H. Weaver, Jr. North Carolina DENR NPDES Unit P.O. Box 29535 Raleigh, NC 27626-0535 Re: Fairfield Harbour/CWS Systems Inc. NPDES Permit No. NC0033111 Sludge Management Plan Dear Mr. Weaver: Please be advised that sludge from the aforementioned facility is removed by: Garner Construction Co. 5970 Hwy. 70 Newport, NC 28570 800-347-0652 If you should need additional information regarding our sludge management program, please give me a call. ely, im Highley Senior Regional Manager c: Carl Daniel Joe's Permit Notes 07Jun00 Carolina Water Service (CWS) --Fairfield Harbor WWTP, Permit NC0033111 To Require or Not to Require an EAA.WaRO staff report noted that Fairfield Harbor WWTP had yet to explore spray irrigation as a discharge option, noting the proximity of a local golf course. To my knowledge, no EAA has been done for this facility. In a discussion with Jackie, I questioned whether the Division should request the permittee to prepare an EAA under Condition A (6)PHASED CONSTRUCTION CONDITIONS. We concluded that,because this was already a phased permit with a max flow of 1.0 MGD, an EAA should not become a condition of an existing permit, but should be mentioned in the cover letter that "it might be prudent to consider options now and upon any new expansion." Should We Add a Aquatic Tox Test. Jackie raised the question whether this permit renewal should include an acute toxicity tests upon expansion to 1.0 MGD. She suggested I call the Aquatic Toxicology Lab for confirmation. The lab clarified that "any waste stream at 1.0 MGD or greater requires a WET test(even 100% domestic) regardless of the waste stream complexity. 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I 8 5 10 \ ... 10 4 4: 2: sb \\\ ° 'fi': 8 8 12 8 8 8 tid 7 5 \. 11 \* ..: 7 ?0l )) I.Plls \• ., 12 9 8 Ip"PA\ U" !� l 10 G-1 \\\� 11 II 10 9 8 2 II \ \ 7 9 Ad •;P.Irs y \\ ��� 11 11 13 9 7 8 8 E. e 10 10 \ \r.. 9:5, r 10 \ \5', 9 _ 2 9 t3 9\\\\5. /rc' II 9 12 12 8 12 9 \ I ys • 10 I I �` \\ \12 10 12 vales .fi: \ \ II \Fisher Landing Pt. \ 1 1 a 8 • SOC Priority Project: Yes_No X If"yes", SOC No. To: Permits and Engineering Water Quality Section Attn: Charles Weaver Date: October 26, 1998 NPDES STAFF REPORT AND RECOMMENDATION Craven County Permit No. NC0033111 PART I - GENERAL INFORMATION 1. Facility and Address: Fairfield Harbor Wastewater Treatment Plant Northeast Craven Utility Company, Carolina Water Systems,Inc. NCSR 1600 tr3 Craven County co 0 Mailing address "{ Carolina Water Systems, Inc. p P. O. Box 240908 Charlotte,NC 28224 w 2. Date of Investigation: October 16, 1998 o - 3. Report Prepared by:Barry Adams 4. Person(s) Contacted and Telephone Number(s): Mr. Gerald Underwood (919)949-2010 5. Directions to Site: From the intersection of SR1600 and NC Hwy 55 in Craven County,turn south onto SR1600 and travel to its terminus. Access to the site is via a dirt road on the west side of the road at the end of SR 1600. 6. Discharge Point(s), List for all discharge points: There is only 1 discharge(001). The effluent line runs 'n a sou er 'rection from the treatment plant through the woods for several hundred feet to Upper Broad Creek. Latitude: 35° 03' 27"N Longitude: 76° 57' 33"W (34)pb2.y6-e)1 1,1 e �PF . Attach USGS map extract and indicate treatment facility site and discharge point on map. USGS Quad No. USGS Quad Name: Upper Broad Creek NPDES Permit Staff Report Version 10/92 Page 1 7. Site size and expansion area consistent with application? Yes X No— 8. Topography(relationship to flood plain included) Flat; approx. elevation 5-feet above MSL 9. Location of nearest dwelling: 300-feet 10. Receiving stream or affected surface waters: Upper Broad Creek,a tributary of the Neuse River. a. Classification: SB Swamp water NSW b. River Basin and Subbasin No.: 03-04-10 c. Describe receiving stream features and pertinent downstream uses: Used for sport and commercial fishing, swimming,boating, sailing and skiing PART II - DESCRIPTION OF DISCHARGE AND TREATMENT WORKS 1. a. Volume of Wastewater to be Permitted: 1.0 MGD(to be allowed under same conditions as the a existin• iermit) b. Current permitted capacity: .6 MGD ttives;, - c. Actual Treatment Capacity: .6 MGD fr vI d. Date(s) and construction allowed by Authorizations to Construct issued in past two years: none e. Description of existing or substantially constructed wastewater treatment facilities: static screen and aerated surge(equalization)basin followed by dual,0.3 mgd-extended aeration type treatment plants,each consisting of an aeration basin and secondary clarifier,chemical feed facilities for phosphorus removal,chlorine contact chamber,aerated sludge holding tank, standby power and effluent measuring device. f. Description of proposed wastewater treatment facilities: same as above g. Possible toxic impacts to surface waters: none h. Pretreatment Program(POTWs only): In development Approved Should be required Not needed X 2. Residuals Handling and Utilization/Disposal Scheme a. If residuals are being land applied, specify DEM permit number: WQ0001061 (Garner Construction Company) b. Residuals Stabilization: PSRP X PFRP Other c. Landfill: n/a d. Other disposal/utilization scheme(specify): NPDES Permit Staff Report Version 10/92 Page 2 3. Treatment Plant Classification(attach completed rating sheet): Class III 4. SIC Code(s): 4952 Wastewater Code(s): Primary 04 Secondary 06 Main Treatment Unit Code: 052_3 PART III - OTHER PERTINENT INFORMATION 1. Is this facility being constructed with Construction Grant Funds or are any public monies involved (municipals only)? No 2. Special monitoring or limitations (including toxicity)requests: 3. Important SOC, JOC, or Compliance Schedule dates(indicate): none 4. Alternatives Analysis Evaluation: NA Spray Irrigation: there is available golf course area,hence water reuse is a viable option. Connection to Regional Sewer System: Subsurface Disposal: not appropriate Other Disposal Options: none 5. Other Special Items: none PART IV- EVALUATION AND RECOMMENDATIONS It is recommended that the permit be reissued. Si e of report preparer çaw49 er Qity Regional Supe or OC-#- Date NPDES Permit Staff Report Version 10/92 Page 3 State of North Carolina Department of Environment, Health and Natural ResourcesV: 1r7A Washington Regional Office James B. Hunt, Jr., Governor 4 • Jonathan B. Howes, Secretary Q 1= I-I NJ F DIVISION OF WATER QUALITY August 8, 1996 Mr. Gerald Underwood Carolina Water Service Inc. - Northeast Craven Utility P.O. Box 727 Morehead City, North Carolina 28557-0727 Subject: Conductivity Measurements NPDES Permit No. NC0033111 Carolina Water Service - Northeast Craven Utility Craven County Dear Mr. Underwood: NPDES Permit No. NC0033111 requires Carolina Water Service Inc.-Northeast Craven Utility to monitor the physical-chemical parameter conductivity in the receiving stream at one-foot intervals during the period of June 1st through September 30th. Certification rules 15A NCAC 2H .0800 require that conductivity and other analytical procedures be performed in a certified laboratory unless an exemption has been granted by the Division of Water Quality, Central Laboratory Certification Section. In order to provide Carolina Water Service with the option of using approved field instruments in lieu of collecting discreet samples using a kimmerer bottle or similar device and submitting the samples to a certified laboratory for conductivity analysis, an exemption from certification for the parameter, conductivity, has been granted to Carolina Water Service. Therefore, Carolina Water Service may use field instruments to collect the stratified conductivity measurements, provided that EPA Method 120.1 (Storet No. 00095) is followed. A copy of the method is enclosed. If we can answer any questions regarding this matter, please do not hesitate to contact Barry Adams, Alton Hodge or me. Sincerely, GE oger Thorpe Water Quality Supervisor Washington Regional Office cc: William Edwards, Jr. Dave Goodrich Central Files WARO 1424 Carolina Avenue, Washington, NC 27889 Telephone (919) 946-6481 FAX (919) 975-3716 An Equal Opportunity Affirmative Action Employer 50% recycled / 10% post-consumer paper