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HomeMy WebLinkAboutNC0024201_Draft Permit_20180815 ROY COOPER Governor -(;. MICHAEL S. REGAN Seci envy .. LINDA CULPEPPER Interim Water Resources Director ENVIRONMENTAL QUALITY August 15,2018 Mr. R. Danieley Brown,Chief Executive Officer Roanoke Rapids Sanitary District PO Box 208 Roanoke Rapids,North Carolina 27870 Subject: Draft NPDES Permit NC0024201 Roanoke River WWTP Halifax County Class 4 Facility Dear Mr.Brown: The Division has received and reviewed your request to renew the subject permit. Enclosed with this letter is a copy of the draft permit for your facility. Please review this draft carefully to ensure thorough understanding of the conditions and requirements it contains. This draft permit includes the following changes from your current permit: > The influent equalization and sludge storage tanks were added to the description of the treatment system. ➢ Following the Reduced Monitoring Frequency Guidance the facility qualifies for continuing the monitoring reduction for BOD,ammonia,and fecal coliform. > Federal regulations require electronic submittal of all discharge monitoring reports (DMRs) and program reports.The final NPDES Electronic Reporting Rule was adopted and became effective on December 21,2015. The requirement to begin reporting discharge monitoring data electronically using the NC DWR's Electronic Discharge Monitoring Report(eDMR) internet application has been added to your final NPDES permit. [See Special Condition A. (5)] ➢ The NPDES Standard conditions (Parts II,III,and IV) are not included with this draft. They can be found at the following link to review them in conjunction with this draft permit: https://deq.nc.gov/permitting-forms. The Division offers the following responses to your requests for modification to the permit: > The 85% removal requirement will remain in the permit. Federal regulations at§125.3(a)(1) state that Technology Based Effluent Limits (TBELs) for POTWs must be based on secondary treatment standards specified in Part 133. The regulation applies to all POTWs and identifies the technology-based performance standards achievable based on secondary State of North Carolina I Environmental Quality I Water Resources 1617 Mail Service Center I Raleigh,NC 27699-1617 919 807 6300 919-807-6389 FAX https://deq.nc.gov/about/divisions/water-resources/water-resources-permits/wastewater-branch/npdes-wastewater-permits treatment for BOD5/COD5 and total suspended solids (TSS) including the 85% removal standard as specified in§133.102(a)(3) and (b)(3). > The monitoring frequency for total phosphorus and total nitrogen can't be reduced to quarterly. Monitoring frequencies for total nitrogen and total phosphorus are specified in 15A NCAC 2B .0508. For dischargers greater than 1 MGD on the Roanoke River Basin the monitoring frequency for these parameters is specified as monthly. The whole effluent toxicity (WET) test frequency can't be reduced to annual. The Division implements the WET program in North Carolina as approved by the EPA.All NPDES permits for major municipal facilities have requirements for toxicity testing on a quarterly basis. Concurrent with this notification the Division is publishing a notice in a newspaper having circulation in the general Halifax County area,soliciting public comments on this permit draft.Please provide any comments you may have to the DEQ-DWR,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 this draft permit,please call me at(919) 807-6387 or by email at Teresa.rodriguez@ncdenr.gov. Sincerely, Teresa Rodriguez NPDES Complex Permitting Unit cc: NPDES Files EPA Region 4 (e-copy) Raleigh Regional Office/ Water Quality Program(e-copy) Operators Certification Program,Maureen Kinney (e-copy) Aquatic Toxicology Branch,Susan Meadows (e-copy) NC0024201 .STATE OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENTAL QUALITY DIVISION OF WATER RESOURCES NPDES PERMIT • TO DISCHARGE WASTEWATER UNDER THE NATIONAL POLLUTANT DISCHARGE/ELIMINATION SYSTEM In compliance with the provisions of North Carolina G neral'Statute 143-215.1, other lawful P standards and regulations promulgated and o tedby the'i `o rth Carolina Environmental Management Commission, and the Federal/Water Pollution Control Act, as amended,the \ \ , Roanoke Rapids SanitaryDistrict is hereby authorized to discharge wastewat`er,from a facility tocated at the Roanoke RiverWaste Treatment Plant r `135 Aqueduct.,Ro d;Weldon \\„\\ ) Halifax-;County to receiving waters designated as the-Roanoke River within the Roanoke River Basin in accordancew'ith effluent limitations,monitoring requirements, and other conditions set forth in Parts I,II,,III,and IV hereof `y ' The permit shall become effective .k om This permit and the authorization to discharge shall expire at midnight on March 31,2022. Signed this day Linda Culpepper, Interim Director Division of Water Resources By Authority of the Environmental Management Commission Page 1of10 NC0024201 SUPPLEMENT TO PERMIT COVER SHEET All previous NPDES Permits issued to this facility, whether for operation or discharge are hereby revoked, and as of this 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. Roanoke Rapids Sanitary Dis r ct / / is hereby authorized to: 1. continue to operate an existing 8.34 MGD wastewater treatment facility comprised of the following treatment components: \ '\ c/V \ \ • bar screen and grit chamber K, `` j , '\ ■ influent equalization = . • dual primary clarifiers \i' , <y • dual trickling filters ' \\ • three aeration basins ' __ ■ dual final clari 'er -- 4,,,,�`N � d • hypochlorite disinfection and dechlorination system ',,.��; • dual secondary sludge thickeners �` � • three-anaerobic digesters/ v • lime�stabilization, ``. / `�- �`' ■ sludge storage tanks'` ` ..,,, ■ sludge-drying beds\s'-\ `�•b ``�.; ���. located at 135 Aqueduct Road near Weldon in Halifax County, and . ) ' �f.,';> % 2. discharge from said treatment works at the location specified on the attached map through Outfall 001 into the Roanoke River, a class C waterbody within the Roanoke River Basin. Page 2 of 10 NC0024201 Part I A. (1) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS [15A NCAC 02B .0400 et seq., 02B .0500 et seq.] Grade 4 Biological Water Pollution Control System Beginning with the effective date and lasting until permit expiration, the permittee is authorized to discharge treated wastewater from 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 [PARAMETER CODE] Average Average Maximum Frequency Type Location 1 Flow [50050] 8.34 MGD \ \Continuous Recording Effluenor CBOD,5-day,20°C 2 [80082] 25.0 mg/L 37.5 mg/L `) ''\24eek Composite Influent& ` Effluent Total Suspended Solids 2 30.0 mg/L 45.0 mg/I., Daily\"\ Composite Influent& \ \ /" `, - Effluent [C0530] ti" \ / ,. , NH3 as N(mg/1) [C0610] ,'�� ��v'� 2/week >"Composite Effluent Total Residual Chlorine 3 y �.'- '' '°,,, 28 µg/L ' Daily Grab Effluent [50060] Fecal Coliform(geometric 200/100 ml 40,0%100 ml �' `,y, Grab Effluent mean) [31616F 1 .,� 2/�week pH [00,#.7 . Between 6.0 and 9.0`Standard'Umts', :`) Daily Grab Effluent Dissolved Oxygen(mg/1) ',,, ." \I \ k/ Daily Grab Effluent [00300]\ 6 ,i--- Temperature/(2C) w[010( �\ //' -' - \) Daily Grab Effluent Total Nitrogen!y `�', \ \ \` u\ Monthly Composite Effluent (NO2+NO3+TI(N)(mg/I) \ , \ [C0600] \ \ •., ;) Total Phosphorus(mg/1) e\ 4\ �`"" Monthly Composite Effluent 1-00665] j I Chronic Toxicity 4 [TGP3BJ. ,,I I Quarterly Composite Effluent Dissolved Oxygen(mg/1) " .ti .F// Variable 5 Grab U,D [00300] '``'--./ Temperature(°C) [00010] Variable 5 Grab U,D Hardness—Total as Quarterly Grab U [CaCO3 or(Ca+Mg)]6 (mg/L) [00900] Hardness—Total as [CaCO3 or(Ca+Mg)]7 (mg/L) Quarterly Composite Effluent [00900] Effluent Pollutant Scan [NC01] Monitor and Report Footnote 8 Footnote 8 Effluent Page 3 of 10 NC0024201 Footnotes: 1. U:Upstream,at 308 Rollingwood Road. D:Downstream,at 419 River Road in Weldon. The permittee may discontinue influent,effluent and/or stream sampling at such times when adverse stream flows or extreme weather conditions pose a substantial risk of injury or death to persons collecting samples.On such days,written justification for sample discontinuance shall be specified in that month's discharge monitoring report(DMR). Sampling and monitoring shall resume at the first safe opportunity. 2. Monthly Average effluent CBOD5 and TSS concentrations shall not exceed 15%of respective influent value(i.e.,85% removal is required). 3. The Division shall consider all effluent TRC values reported below 50µg/1 to be in compliance with this permit. The permittee shall continue to record and submit all values reported by a North Carolina certified laboratory even if these values fall below 50µg/l. 4. Chronic Toxicity(Ceriodaphnia)at 1.1%;January,April,July and October[see A(2)]. 5. Variable Sampling-Upstream/Downstream samples shall be collected weekly during June,July,August,and September; and 2/month during the remaining months of the year. /� 6. The Permittee shall sample instream hardness,upstream of the facility's.discharge.The sample shall be representative of the hardness in the receiving stream. ( /\\\\ 7. Effluent hardness sampling should be performed in conjunctions with testing for hardness dependent metals (cadmium, copper,lead,nickel,silver,and zinc). duri 8. The permittee shall perform three effluent pollutant scans ng he term of this permit.{see A(3)]. The permittee shall discharge no floating solids or foam visible in other than trace amounts. A. (2) CHRONIC TOXICITY PERMIT.LIMIT (Quarterly) -5A NCAC 02B.02200] The effluent discharge shall at no time exhibit observable inhibition of reproduction or significant mortality to Ceriodaphnia dubia at an effluent concentration,of\1.1'%. \ , . ,, The permit holder shall perform ata minimum, quarterly monitoring using test procedures outlined in the"North Carolina Ceriodaphnia Chronie<Effluent Bioassay Procedure,',revised February 1998 or subsequent versions or "North Carolina Phase II Chrome Whole Effluent Toxicity Test Procedure"(revised February 1998) or subsequent versions. The tests will be per'forined dunng1the months'°df January,April,July and October. Effluent sampling for this testing shall be performed at'the NPDES-permitted..fthal effluent discharge below all treatment processes. If the test procedure performed'as the first test of anysinglequarter results in a failure or ChV below the permit limit,then Inultiple- concentration testingvsliall.be performied)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 impair invent 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�f iitherstatistical 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 TGP3B for the pass/fail results and THP3B 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 Section 1621 Mail Service Center Raleigh,North Carolina 27699-1621 Page 4 of 10 NC0024201 Completed Aquatic Toxicity Test Forms shall be filed with the Environmental Sciences Section 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 Section at the address cited above. /67 Should the permittee fail to monitor during a month in which to)51dfty/nzonitoring 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 potentials mpacts to`the'receiving stream,this permit may be re-opened and modified to include alternate monitoring requireinents 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 e.,completedno later than the1last day of the month following the month of the initial monitoring. - w ~ ,�' w N� �,// / `� \ � 4 . �4\ L 3 ,` l \ /moo \ k I �] ;' , / / Page 5 of 10 NC0024201 A. (3) EFFLUENT POLLUTANT SCAN [15A NCAC 02B .0500 et seq.] The permittee shall perform a total of three(3) effluent pollutant scans for all parameters listed below. One scan must be performed in each of the following years: 2019,2020, and 2021. Analytical methods shall be in accordance with 40 CFR Part 136 and shall be sufficiently sensitive to determine whether parameters are present in concentrations greater than applicable standards and criteria. Samples should be collected with one quarterly toxicity test each year,and must represent seasonal variation (i.e., do not sample in the same quarter every year). Unless otherwise indicated, metals shall be analyzed as"total recoverable." Ammonia(as N) Trans-1,2-dichloroethylene Bis(2-chloroethyl)ether Chlorine(total residual,TRC) 1,1-dichloroethylene Bis(2-chloroisopropyl)ether ' Dissolved oxygen 1,2-dichloropropane Bis(2-ethylhexyl)phthalate Nitrate/Nitrite 1,3-dichloropropylene 4-bromophenyl phenyl ether Kjeldahl nitrogen Ethylbenzene '/Butyl benzyl phthalate Oil and grease Methyl bromide , 2-chloronaphthalene Phosphorus Methyl chloride_ ,/���\, #4-chlorophenyl phenyl ether Total dissolved solids Methylene chloride 3 `chrysene Hardness 1,1,2,2-tetrachloroethane Di-n-$utyl phthalate Antimony Tetrachloroethylene Di-n-octyl phthalate Arsenic Toluene '\ ,•, Dibenzo(a,h)anthracene Beryllium 1,1,1-trichloroethane,, // 2 1,2-dichlorobenzene Cadmium '1;1;2-trichloroethane '` / 1,3-dichlorobenzene '',M Chromium ,Trichloroethylene �''�, ' , 1,4-dichlorobenzene Copper Vinyl�chlori `` � de, � \ . 3,3-dichlorobenzidine Lead Acid-ext actable`compounds '"-Diethyl phthalate Mercury(EPA Method 1631E)--- P-chloro-m-cresol., '---„, \ Dimethyl phthalate Nickel /✓ \ 2-chlorophenol , -.,�"` X2,4-dinitrotoluene Selenium (`• / `� '',2,4-dichiorophenol/ " 4 2,6-dinitrotoluene Silver 4v \ `,2,4-dimethylphenol 1,2-diphenylhydrazine Thallium \ 'v, / 4,6-dinitro-o= esol Fluoranthene Zinc ,,,,„,---7-------.. \ `, 2,4-dinitrophenol °. Fluorene Cyanide ,�.;------.., - -. \ , <" 2-nrtrophenol, `,,) Hexachlorobenzene Total°phen lic compounds '', 4 \ '',, -nitroplienol Hexachlorobutadiene 4;y, Volatile organic compounds: ,, \ \., Pentachlorophenol Hexachlorocyclo-pentadiene Acrolein,, `,4 Phenol Hexachloroethane , � Acrylonitrile., '' \ ''\ 2,4,6-trichlorophenol Indeno(1,2,3-cd)pyrene Benzene \ Base-neutral compounds: Isophorone Bromoform • ° > I Acenaphthene Naphthalene Carbon tetrachloride '-, / I Acenaphthylene Nitrobenzene Chlorobenzene / Anthracene N-nitrosodi-n-propylamine Chlorodibromomethane / Benzidine N-nitrosodimethylamine Chloroethane Benzo(a)anthracene N-nitrosodiphenylamine 2-chloroethylvinyl ether Benzo(a)pyrene Phenanthrene Chloroform 3,4 benzofluoranthene Pyrene Dichlorobromomethane Benzo(ghi)perylene 1,2,4-trichlorobenzene 1,1-dichloroethane Benzo(k)fluoranthene 1,2-dichloroethane Bis(2-chloroethoxy)methane Reporting. Test results shall be reported on DWQ Form-A MR-PPA1 (or in a form approved by the Director)by December 31St of each designated sampling year. The report shall be submitted to the following address: NC DEQ /DWR/Central Files, 1617 Mail Service Center,Raleigh,North Carolina 27699-1617. Page 6 of 10 NCO024201 Additional Toxicity Testing Requirements for Municipal Permit Renewal. Please note that Municipal facilities that are subject to the Effluent Pollutant Scan requirements listed above are also subject to additional toxicity testing requirements specified in Federal Regulation 40 CFR 122.21(j)(5). The US EPA requires four(4) toxicity tests for a test organism other than the test species currently required in this permit. The multiple species tests should be conducted either quarterly for a 12-month period prior to submittal of the permit renewal application, or four tests performed at least annually in the four and one half year period prior to the application. These tests shall be performed for acute or chronic toxicity,whichever is specified in this permit. The multiple species toxicity test results shall be filed with the Aquatic Toxicology Branch at the following address: North Carolina Division of Water Resources Water Sciences Section/Aquatic Toxicology Branch 1623 Mail Service Center Raleigh,North Carolina 27699-1623 Contact the Division's Aquatic Toxicology Branch at 91,9743-8401 for guidance on conducting the additional toxicity tests and reporting requirements. Results should also be summarized in Part E(Toxicity Testing Data)of EPA Municipal Application Form 2A,when submitting the permit renewal application to the NPDES Permitting Unit. A. (4) MERCURY MINIMIZATION PLAN-(MMP) [G.S. 143-215.1(b)] The permittee shall continue to implement a mercury minimization plan during this permit term. The MMP shall be developed within 180 days of the NPDES.permit effective date, and shall be available for inspection on-site. A sari ple,MMP was developed-through'astakeholder review process and has been placed on the Division website for guidance(httpJ/portal.ncdenr.org/web/wq/swp/ps/npdes,under Model Mercury Minimization Plan)., The MMP should place emphasis on identification of mercury contributors and goals for reduction. Results shall be summarized'and submitted with the next permit renewal application. A. (5) ELECTRONIC REPORTING OF MONITORING REPORTS [G.S. 143-215.1(b)] Federal regulations require electronic submittal of all discharge monitoring reports(DMRs)and program reports. The final NPDES Electronic Reporting Rule was adopted and became effective on December 21,2015. NOTE: This special condition supplements or supersedes the following sections within Part II of this permit (Standard Conditions for NPDES Permits): • Section B. (11.) Signatory Requirements • Section D. (2.) Reporting • Section D. (6.) Records Retention • Section E. (5.) Monitoring Reports 1. Reporting Requirements [Supersedes Section D.(2.) and Section E. (5.) (a)1 The permittee shall report discharge monitoring data electronically using the NC DWR's Electronic Discharge Monitoring Report(eDMR)internet application. • Page 7 of 10 NC0024201 Monitoring results obtained during the previous month(s) shall be summarized for each month and submitted electronically using eDMR. The eDMR system allows permitted facilities to enter monitoring data and submit DMRs electronically using the internet. Until such time that the state's eDMR application is compliant with EPA's Cross-Media Electronic Reporting Regulation(CROMERR),permittees will be required to submit all discharge monitoring data to the state electronically using eDMR and will be required to complete the eDMR submission by printing, signing, and submitting one signed original and a copy of the computer printed eDMR to the following address: NC DEQ/Division of Water Resources/Water Quality Permitting Section ATTENTION: Central Files 1617 Mail Service Center Raleigh,North Carolina 27699-1617 If a permittee is unable to use the eDMR system due to a demonstrated hardship or due to the facility being physically located in an area where less than 10 percent of the households have broadband access,then a temporary waiver from the NPDES electronic reporting,requirements may be granted and discharge monitoring data may be submitted on paper DMR forms (MR 1, 1.1,2,3)\-or alternative forms approved by the Director. Duplicate signed copies shall be submitted to-the mailing address above. See"How to Request a Waiver from Electronic Reporting"section below'\\\ ti ' \ Regardless of the submission method, the first DMR is due on the last day of the month following the issuance of the permit or in the case of a new facility;on the last day`of the,month following the commencement of discharge. Starting on December 21,2020,the permittee must electronically report the following compliance monitoring data and reports,when applicable: - - • Sewer Overflow/Bypass Event Reports; • Pretreatment Prograin,Annual Reports; and • Clean Water Act(CWA),Section-31 G(b)_Annual Reports. The permiftee,mayseek an-electfonic'reporting waiver from the Division(see"How to Request a Waiver from Electroinc Reporting"section below)., 2. Electronic Submissions 4 ' In accordance with 40 CFR 122.41(1)(9),the permittee must identify the initial recipient at the time of each electronic submission. The permittee should use the EPA's website resources to identify the initial recipient for the electronic submission. Initial recipient of electronic NPDES information from NPDES-regulated facilities means the entity(EPA or the state authorized by EPA to implement the NPDES program)that is the designated entity for receiving electronic NPDES data [see 40 CFR 127.2(b)]. EPA plans to establish a website that will also link to the appropriate electronic reporting tool for each type of electronic submission and for each state. Instructions on how to access and use the appropriate electronic reporting tool will be available as well. Information on EPA's NPDES Electronic Reporting Rule is found at: https://www.federalregister.gov/documents/2015/10/22/2015-24954/national-pollutant-discharge-elimination- system-npdes-electronic-reporting-rule Electronic submissions must start by the dates listed in the"Reporting Requirements"section above. Page 8 of 10 NC0024201 3. How to Request a Waiver from Electronic Reporting The permittee may seek a temporary electronic reporting waiver from the Division. To obtain an electronic reporting waiver,a permittee must first submit an electronic reporting waiver request to the Division. Requests for temporary electronic reporting waivers must be submitted in writing to the Division for written approval at least sixty(60)days prior to the date the facility would be required under this permit to begin submitting monitoring data and reports. The duration of a temporary waiver shall not exceed 5 years and shall thereupon expire. At such time,monitoring data and reports shall be submitted electronically to the Division unless the permittee re-applies for and is granted a new temporary electronic reporting waiver by the Division. Approved electronic reporting waivers are not transferrable. Only permittees with an approved reporting waiver request may submit monitoring data and reports on paper to the Division for the period that the approved reporting waiver request is effective. Information on eDMR and the application for a temporary electronic reporting waiver are found on the following web page: http://deq.nc.gov/about/divisions/water-resources/edmr 4. Signatory Requirements [Supplements Section B. (11.) (b) and Supersedes Section B.(11.)(d)l All eDMRs submitted to the permit issuing authority shall be signed by a person described in Part II, Section B. (11.)(a)or by a duly authorized representative of that person as described in Part II, Section B.(11.)(b). A person, and not a position,must be delegated signatory authority for eDMR reporting purposes. For eDMR submissions,the person signing and submitting the DMR must obtain an eDMR user account and login credentials to access the eDMR system. For more information on North Carolina's eDMR system, registering for eDMR and obtaining an eDMR user account,please visit the following web page: http://deq.nc.gov/about/divisions/water-resources/edmr Certification. Any person submitting an electronic DMR using the state's eDMR system shall make the following certification [40 CFR 122.22]. NO OTHER STATEMENTS OF CERTIFICATION WILL BE ACCEPTED: "I cert, 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." 5. Records Retention [Supplements Section D. (6.)1 The permittee shall retain records of all Discharge Monitoring Reports,including eDMR submissions. These records or copies shall be maintained for a period of at least 3 years from the date of the report. This period may be extended by request of the Director at any time [40 CFR 122.41]. Page 9of10 NC0024201 -'k-1)v / - -, 1 . L.- '. ,,.•'' ) ."7-1 .i; ) ‘i \ ''-`,-\ . ‘k' '77 °�� * \ ",-,%-: - Outfall 001 \N- 1 \ --, I ', ,. 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Roanoke Rapids Sanitary District WWTP Facility Location Receiving Stream: Roanoke River Drainage Basin: Roanoke Latitude: 36°26' 13" N N Longitude: 77° 36' 36"W Stream Class: C Sub-Basin: 03-02-08 State Grid/Quad: B 28 NE/Weldon HUC: 03010107 NC0024201 — Halifax County Page 10 of 10