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HomeMy WebLinkAboutNC0025712_Fact Sheet_20230810DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 FACT SHEET FOR EXPEDITED PERMIT RENEWALS This form must be completed by Permit Writers for all expedited permits which do not require full Fact Sheets. Expedited permits are generally simple 100% domestics (e.g., schools, mobile home parks, etc.) that can be administratively renewed with minor changes but can include facilities with more complex issues (Special Conditions, 303(d) listed water, toxicity testing, instream monitoring, compliance concerns). Basic Information for Expedited Permit Renewals Permit Writer/Date Charles H. Weaver 8/10/2023 Permit Number NCO025712 Facility Name Hookerton Wastewater Treatment Plant Basin Name/Sub-basin number Neuse / 03-04-07 Receiving Stream Neuse River Stream Classification in Permit C-Swamp NSW Does permit need Daily Max NH3 limits? N/A due to massive dilution Does permit need TRC limits/language? No — already present Does permit have toxicity testing? No Does permit have Special Conditions? Neuse special conditions Does permit have instream monitoring? Dissolved Oxygen and Temperature Is the stream impaired (on 303(d) list)? For what parameter? No Any obvious compliance concerns? Two enforcements, five NOVs and four NODS during this permit cycle. Any permit modifications since last permit? None. New expiration date 5/31/2028 Changes in Draft Permit ➢ Updated eDMR text ➢ Added Neuse modeling reopener Changes to Final Permit ➢ None DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 The Daily Reflector - The Daily Advance - The Rocky Mount Telegram Bertie Ledger - Chowan Herald - Duplin Times - Farmville Enterprise - Perquimans Weekly EAMA .;.. Standard Laconic - Tarboro Weekly - Times Leader - Williamston Enterprise PO Box 1967, Greenville NC 27835 (252) 329.9500 Media of Eastern North CaroNna NCDEQ - DIVISION OF WATER RESOURCES ATTN: WREN THEDFORD 1617 MAIL SERVICE CENTER RALEIGH NC 27699 PAID VIA ❑Cas it Card Date Paid Copy Line: NCO025712 Hookerton Lines: 42 Total Price: $84.00 Account: 133315 Ticket: 447448 PUBLISHER'S AFFIDAVIT NORTH CAROLINA Public Notice North Carolina Environmental Man - Greene County agementCommission/NPDES Unit 1617 Mail Service Center Raleigh, 99-1 t �J affirms that he/she is clerk of The t o Notice of Intent to Issue 1 NPDES Issue a Wastewater Permit NC002572 Hook - Standard Snow Hill, a newspaper published weekly at Snow Hill, Greene County, e!ton virn W TPThe al Manage North Comm ss n- North Carolina, and that the advertisement, a true copy of which is hereto at- proposes to issue a NPDES wastewater tached, entitled NCO025712 Hookerton was published in said The Standard discharge permit to the person(s) listed Snow Hill on the following dates: below. Written comments regarding the proposed permit will be accepted until 30 days after the publish date of Saturday, June 24, 2023 this notice. The Director of the NC Di- vision of Water Resources (DWR) may hold a public hearing should there be a significant degree of public interest. and that the said newspaper in which such notice, paper, document or legal P P 9 Please mail comments and/or Bove ad - lion requests to DWR at the above ad - advertisement advertisement was published, was at the time of each and every publication, a dress. Interested persons may visit the newspaper meeting all of the requirements and qualifications of Chapter 1, Sec- 9 q q P DWR at vie N. Salisbury Street, Raleigh, NC to review information on file. Ad- tion 597 of the General Statutes of North Carolina and was a qualified newspaper ditional information on NPDES per - found within the meaning of Chapter 1, Section 597 of the General Statutes of North mits and this notice may be on our website: http://deq.nc.gov/about/ CaroDn4. divisions/water-resources/water-re- sources-permits/wastewater-branch/ npdes-wastewater/publ ic-notices, or by calling (919) 707-3601.The Town of Hookerton has requested renewal of Affir ed and subscribed fo me this 14th day of July 2023 WTP NPDES y 123 Hook 712 for its Greene (NC Hwy 123, Hookerton) in GreeneCounty.This permitted facility discharg- 1,� ��' es treated wastewater to Contentnea bliC SI (Nola g rlatur Creek in the Neuse River Basin. Current - ly, total residual chlorine (TRC) and fe- cal coliform are water -quality limited. This discharge may affect future waste - load allocations in this portion of the (Notary Public Printed Namt) receiving stream. - Q Q �� 06/24/2023 My commission expires _CQ -� KIMBERLY GOFF BANDY Notary Public, North Carolina Nash County My Commission Expires February 22, 2026 DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 ROY COOPER Governor ELIZABETH S. BISER Secretary RICHARD E. ROGERS, JR. Director Town of Hookerton Attn: Bobby Taylor, Mayor PO Box 296 Hookerton, NC 28538 Subject: Permit Renewal Application No. NCO025712 Hookerton WWTP Greene County NORTH CAROLINA Environmental Quality January 09, 2023 Dear Applicant: The Water Quality Permitting Section acknowledges the December 28, 2022, receipt of your permit renewal application and supporting documentation. Your application will be assigned to a permit writer within the Section's NPDES WW permitting branch. Per G.S. 150B-3 your current permit does not expire until permit decision on the application is made. Continuation of the current permit is contingent on timely and sufficient application for renewal of the current permit. The permit writer will contact you if additional information is required to complete your permit renewal. Please respond in a timely manner to requests for additional information necessary to allow a complete review of the application and renewal of the permit. Information regarding the status of your renewal application can be found online using the Department of Environmental Quality's Environmental Application Tracker at: https //deg nc gov/permits regulations/permit-quidance/environmental-application-tracker If you have any additional questions about the permit, please contact the primary reviewer of the application using the links available within the Application Tracker. Sincerely Wren The ford Administrative Assistant Water Quality Permitting Section ec: WQPS Laserfiche File w/application D_E Q�� North Carolina Department of Environmental Quality I Division of Water Resources r Washington Regional Office 1 943 Washington Square Mall I Washington North Carolina 27889 252.946.6481 DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 Mayor Town Clerk/Finance Officer/Notary w .GJ� k1xdon Mayor Pro -Tern y Utility Billing/Tax CollectorlNotary !Y oria Utilities uperinte �� .•.. "•• Commissioners ✓Qf,Uw Ol `IED 12/06/2022 DES 2 NCDEQ/DWR E�w�NppES Attn; NPDES Unit NCO 1617 Mail Service Center Raleigh, NC 27699-1617 Subject: Request for NPDES Renewal NPDES Permit #NC000025712 Town of Hookerton Hookerton WWTP Greene County Dear NPDES Unit: The Town of Hookerton is submitting the renewal application package for NPDES #: NC0025712. The permit expiration date is May 31, 2023. The renewal application package consists of: • Cover letter • Modified Application Form 2A with tables A, B, and D • Topographic map Please let me know if you have any additional questions. Sincerely, -;r 19� ", Bobby Taylor; Mayor Town of Hookerton P.O. Box 296 • Hookerton, NC 28538 (252) 747-3816 • FAX (252) 747-8131 • ahbaker@embargmail.com www.hookertonnc.com �'a ����,e:� �d low. DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 North Carolina Department of Environmental Quality Modified Application Form 2A Division of Water Resources Revised March 2021 Modified Application Form 2A Minor Sewage Facilities < 0.1 MGD and No Pretreatment Program NPDES Permitting Program RECEIVED DEC 2 0 2022 KDEQIDWRINMES Note: Complete this form if your facility is a MINOR new or existing publicly owned treatment works. DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 NPDES Permit Number Facility Name Modified Application Form 2A NCO025712 Hookerton WWTP Modified March 2021 Form NC Department of Environmental Quality - Application for NPDES Permit to Discharge Wastewater MINOR SEWAGE FACILITIES (Before completing this form, please read the instructions. Failure to follow NPDES the instructions may result in denial of the application.) SECTION•N INFORMATION FOR i Facility name 1.1 Town of Hookerton WWTP Mailing address (street or P.O. box) PO Box 296 City or town State ZIP code 0 Hookerton NC 28538-0296 EContact name (first and last) Title Phone number Email address 0 c Bobby Taylor Mayor (252) 747-3816 ahbaker@embarqmail.com Location address (street, route number, or other specific identifier) ❑ Same as mailing address R LL NC Highway 123 City or town State ZIP code Hookerton NC 28538 1.2 Is this application for a facility that has yet to commence discharge? ❑ Yes 4 See instructions on data submission ❑ No requirements for new dischargers. 1.3 Is applicant different from entity listed under Item 1.1 above? ❑ Yes ❑ No 4 SKIP to Item 1.4. Applicant name = Applicant address (street or P.O. box) 0 oCity or town State ZIP code w Contact name (first and last) Title Phone number Email address Q a a 1.4 Is the applicant the facility's owner, operator, or both? (Check only one response.) ❑ Owner ❑ Operator 0 Both 1.5 To which entity should the NPDES permitting authority send correspondence? (Check only one response.) ❑ Facility ❑ Applicant Facility and applicant (they are one and the same) 1.6 Indicate below any existing environmental permits. (Check all that apply and print or type the corresponding permit number for each.) Existing Environmental Permits ❑ NPDES (discharges to surface ❑ RCRA (hazardous waste) ❑ UIC (underground injection water) control) d NCO025712 _ o ❑ PSD (air emissions) ❑ Nonattainment program (CAA) ❑ NESHAPs (CAA) w rn N ❑ Ocean dumping (MPRSA) ❑ Dredge or fill (CWA Section ❑ Other (specify) w 404) Page 1 DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 NPDES Permit Number Facility Name Modified Application Form 2A NCO025712 Hookerton WWTP Modified March 2021 1.7 Provide the collections stem information requested below for the treatment works. Municipality Population Collection System Type Ownership Status Served Served (indicate percentage) 100 % separate sanitary sewer 0 Own ❑ Maintain Hookerton 409 % combined storm and sanitary sewer ❑ Own ❑ Maintain ❑ Unknown ❑ Own ❑ Maintain % separate sanitary sewer ❑ Own ❑ Maintain R % combined storm and sanitary sewer ❑ Own ❑ Maintain ❑ Unknown ❑ Own ❑ Maintain % separate sanitary sewer ❑ Own ❑ Maintain o % combined storm and sanitary sewer ❑ Own ❑ Maintain ❑ Unknown ❑ Own ❑ Maintain % separate sanitary sewer ❑ Own ❑ Maintain cn % combined storm and sanitary sewer ❑ Own ElMaintain i ❑ Unknown ❑ Own ❑ Maintain Total Population 409 U Served Separate Sanitary Sewer System Combined Storm and Sanitary Sewer Total percentage of each type of sewer line in miles 100 Is the treatment works located in Indian Country? 1.8 o U ❑ Yes ❑ No 1.9 Does the facility discharge to a receiving water that flows through Indian Country? ❑ Yes No 1.10 Provide design and actual flow rates in the designated spaces. Design Flow Rate 0.060 mgd Annual Average Flow Rates Actual a Two Years Ago Last Year This Year = 0 0.0461 mgd 0.0517 mgd 0.0083 mgd .� " Maximum Daily Flow Rates Actual Two Years Ago Last Year This Year 1.54 mgd 0.048 mgd 0.052 mgd 1.11 Provide the total number of effluent discharge points to waters of the State of North Carolina by type. o Total Number of Effluent Discharge Points by Type — Treated Effluent Untreated Effluent Combined Sewer Constructed Bypasses Emergency Overflows Overflows I i5 i I i Page 2 DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 NPDES Permit Number Facility Name Modified Application Form 2A NCO025712 Hookerton WWTP Modified March 2021 1.20 In the table below, indicate the name, address, contact information, NPDES number, and average daily flow rate of the receiving facility. Receiving F cility Data a Facility name Mailing address (street or P.O. box) d City or town State ZIP code 0 U a Contact name (first and last) Title 0 Z Phone number Email address o NPDES number of receiving facility (if any) ❑ None Average daily flow rate mgd a 1.21 Is the wastewater disposed of in a manner other than those already mentioned in Items 1.14 through 1.21 that do 0 not have outlets to waters of the State of North Carolina (e.g., underground percolation, underground injection)? t ❑ Yes 0 No 4 SKIP to Item 1.23. 0 1.22 Provide information in the table below on these other disposal methods. Information on Other Disposal Methods oDisposal Location of Size of Annual Average Continuous or Intermittent Method Disposal Site Disposal Site Daily Discharge (check one) Description Volume r° acres gp d ElContinuous - ❑ Intermittent ElContinuous acres gpd ❑ Intermittent El Continuous acres gp d ❑ Intermittent 1.23 Do you intend to request or renew one or more of the variances authorized at 40 CFR 122.21(n)? (Check all that apply. Consult with your NPDES permitting authority to determine what information needs to be submitted and when.) El El into marine waters (CWA ElWater quality related effluent limitation (CWA Section Section 301(h)) 302(b)(2)) Not applicable 1.24 Are any operational or maintenance aspects (related to wastewater treatment and effluent quality) of the treatment works the responsibility of a contractor? ❑ Yes ❑ No -*SKIP to Section 2. 1.25 Provide location and contact information for each contractor in addition to a description of the contractor's operational and maintenance responsibilities. Contractor Information Contractor 1 Contractor 2 Contractor 3 0 Contractor name (companyname E Mailing address 0 street or P.O. box) o City, state, and ZIP R code Contact name (first and c� last Phone number Email address Operational and maintenance responsibilities of contractor Page 4 DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 NPDES Permit Number Facility Name Modified Application Form 2A NCO025712 Hookerton WWTP Modified March 2021 SECTION11 • •' • i o Outfalls to Waters of the State of North Carolina 2.1 Does the treatment works have a design flow greater than or equal to 0.1 mgd? o ❑ Yes 0 No -+ SKIP to Section 3. 0 2.2 Provide the treatment works' current average daily volume of inflow Average Daily Volume of Inflow and Infiltration R and infiltration. gpd Indicate the steps the facility is taking to minimize inflow and infiltration. R 3 O C t 2.3 Have you attached a topographic map to this application that contains all the required information? (See instructions for M specific requirements.) C 0 C O 0 ❑ Yes ElNo E 2.4 Have you attached a process flow diagram or schematic to this application that contains all the required information? 3 2 o (See instructions for specific requirements.) a, LL R o ❑ Yes ❑ No 2.5 Are improvements to the facility scheduled? ❑ Yes ❑ No 4 SKIP to Section 3. Briefly list and describe the scheduled improvements. 0 is 1. d E 2. E 0 0 N 3. L) 4. R 2.6 Provide scheduled or actual dates of completion for improvements. Scheduled or Actual Dates of Com letion for Im rovements E Scheduled Affected Begin End Begin Attainment of > o Improvement Outfalls Construction Construction Discharge Operational E — (from above) (list o ) number) (MM/DD/YYYY) (MM/DD/YYYY) YYY (MMIDD/Y) Level MM/DD/YYYY rn 2. 3. 4. 2.7 Have appropriate permits/clearances concerning other federal/state requirements been obtained? Briefly explain your response. ❑ Yes ❑ No ❑ None required or applicable Explanation: Page 5 DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 NPDES Permit Number Facility Name Modified Application Form 2A NC0025712 Hookerton WWTP Modified March 2021 SECTION•- • ON i 3.1 Provide the following information for each outfall. (Attach additional sheets if you have more than three outfalls.) Outfall Number 001 Outfall Number Outfall Number State North Carolina w County Greene 5 0 City or town Hooker -ton 0 0 .Q Distance from shore N/A ft. N Depth below surface N/A ft. a 0 Average daily flow rate 0.0083 mgd mgd mgd Latitude 35° 25' 42" N Longitude 77° 35 35" 3.2 Do any of the outfalls described under Item 3.1 have seasonal or periodic discharges? o ❑ Yes 0 No 4 SKIP to Item 3.4. d R 3.3 If so, provide the following information for each applicable outfall. N Outfall Number Outfall Number Outfall Number 0 Number of times per year discharge occurs a Average duration of each `o discharge(specify units oAverage flow of each mgd mgd mgd discharge n Months in which discharge occurs 3.4 Are any of the outfalls listed under Item 3.1 equipped with a diffuser? ❑ Yes ❑ No 4 SKIP to Item 3.6. 3.5 Briefly describe the diffuser t pe at each applicable outfall. a > Outfall Number Outfall Number Outfall Number `m Z � vi 3 6 Does the treatment works discharge or plan to discharge wastewater to waters of the State of North Carolina from one or more discharge points? 0 Yes ❑ No 4SKIP to Section 6. Page 6 DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 NPDES Permit Number Facility Name Modified Application Form 2A NCO025712 Hookerton WWTP Modified March 2021 3.7 Provide the receiving water and related information if known) for each outfall. Outfall Number 001 Outfall Number Outfall Number Receiving water name Contentnea Creek Name of watershed, river, 0 or stream system Neuse River Q U.S. Soil Conservation N Service 14-digit watershed o code Name of state management/river basin Neuse U.S. Geological Survey 8-digit hydrologic cataloging unit code Critical low flow (acute) N/A cfs cfs cfs Critical low flow (chronic) N/A cfs cfs cfs Total hardness at critical mg/L of mg/L of mg/L of low flow N/A CaCO3 CaCO3 CaCO3 3.8 Provide the following information describing the treatment provided for discharges from each outfall. Outfall Number Outfall Number Outfall Number Highest Level of El Primary ❑ Primary ❑ Primary Treatment (check all that ❑ Equivalent to ❑ Equivalent to ❑ Equivalent to apply per outfall) secondary secondary secondary Secondary ❑ Secondary ❑ Secondary ❑ Advanced ❑ Advanced ❑ Advanced ❑ Other (specify) ❑ Other (specify) ❑ Other (specify) 0 'Q Design Removal Rates by L) Outfall d BOD5 or CBOD5 90 % % % d E aMi TSS 80 % % % H 0 Not applicable ❑ Not applicable ❑ Not applicable Phosphorus % % % 0 Not applicable ❑ Not applicable ❑ Not applicable Nitrogen % % % Other (specify) ❑ Not applicable ❑ Not applicable ❑ Not applicable Page 7 DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 NPDES Permit Number Facility Name Modified Application Form 2A NCO025712 Hookerton WWTP Modified March 2021 3.9 Describe the type of disinfection used for the effluent from each outfall in the table below. If disinfection varies by season, describe below. Disinfection by Granular Chlorine am 0 U = Outfall Number 001 Outfall Number Outfall Number 0 Q Disinfection type Chlorine m 0 Seasons used m N/A ;_ Dechlorination used? ❑ Not applicable ❑ Not applicable ❑ Not applicable ❑ Yes ❑ Yes ❑ Yes [D No ❑ No ❑ No 3.10 Have you completed monitoring for all Table A parameters and attached the results to the application package? 0 Yes ❑ No 3.11 Have you conducted any WET tests during the 4.5 years prior to the date of the application on any of the facility's discharges or on any receiving water near the discharge points? ❑ Yes ❑ No 4 SKIP to Item 3.13. 3.12 Indicate the number of acute and chronic WET tests conducted since the last permit reissuance of the facility's discharges by outfall number or of the receiving water near the discharge points. Outfall Number Outfall Number Outfall Number Acute Chronic Acute Chronic Acute Chronic R Number of tests of discharge rn water Number of tests of receiving water w w 3.14 Does the POTW use chlorine for disinfection, use chlorine elsewhere in the treatment process, or otherwise have reasonable potential to discharge chlorine in its effluent? ❑✓ Yes 4 Complete Table B, including chlorine. ❑ No 4 Complete Table B, omitting chlorine. 3.15 Have you completed monitoring for all applicable Table B pollutants and attached the results to this application package? 0 Yes ❑ No Have you completed monitoring for all applicable Table D pollutants required by your NPDES permitting authority and 3.18 attached the results to this application package? No additional sampling required by NPDES ❑� Yes ❑permitting authority. Page 8 DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 NPDES Permit Number Facility Name Modified Application Form 2A NC0025712 Hookerton WWTP Modified March 2021 3.19 Has the POTW conducted either (1) minimum of four quarterly WET tests for one year preceding this permit application or (2) at least four annual WET tests in the past 4.5 years? ❑ Yes ❑ No 4 Complete tests and Table E and SKIP to Item 3.26. 3.20 Have you previously submitted the results of the above tests to your NPDES permitting authority? ❑ Yes ❑ No 4 Provide results in Table E and SKIP to Item 3.26. 3.21 Indicate the dates the data were submitted to our NPDES permitting authority and provide a summary of the results. Date(s) Submitted Summary of Results (MM/DDIYYYY) _ m 0 3.22 Regardless of how you provided your WET testing data to the NPDES permitting authority, did any of the tests result in o toxicity? ❑ Yes ❑ No 4 SKIP to Item 3.26. in 3.23 Describe the cause(s) of the toxicity: w w 3.24 Has the treatment works conducted a toxicity reduction evaluation? ❑ Yes ❑ No 4 SKIP to Item 3.26. 3.25 Provide details of any toxicity reduction evaluations conducted. 3.26 Have you completed Table E for all applicable outfalls and attached the results to the application package? ❑ Yes F1 Not applicable because previously submitted information to the NPDES permitting authority. Page 9 DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 NPDES Permit Number Facility Name Modified Application Form 2A NCO025712 Hookerton WWTP Modified March 2021 SECTION• I In Column 1 below, mark the sections of Form 2A that you have completed and are submitting with your application. For 6.1 each section, specify in Column 2 any attachments that you are enclosing to alert the permitting authority. Note that not all applicants are required to provide attachments. Column 1 Column 2 ✓ Section 1: Basic Application ❑ El wl variance request(s) El w/ additional attachments Information for All Applicants ❑ Section 2: Additional 0 w/ topographic map ❑ w/ process flow diagram Information ❑ w/ additional attachments El w/ Table A wl Table D ❑ Section 3: Information on ✓❑ w/ Table B ❑ w/ additional attachments Effluent Discharges E ❑ w/ Table C Section 4: Not Applicable 0 Section 5: Not Applicable U Section 6: Checklist and ❑ ❑ wl attachments Certification Statement Y 6.2 Certification Statement U 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 fine and imprisonment forknowin violations. Name (print or type first and last name) Official title Signature Date signed Page 10 DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 NPDES Permit Number -T Facility Name Outfall Number NCO025712 Hookerton WWTP 001 Modified Application Form 2A Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Value Units Number of Pollutant Value Units Methods include units ) Samples Biochemical oxygen demand z BODS or ElCBOD�I 40.0 mg/L 14.3 mg/L 24 5210E-11 El IMIL 2.0 mg/L 2 MDL (report one Fecal coliform 2420 Cfu/100m1 11.3 Cfu/10om1 24 9222D-06 1Cfu/loon El NIL El MDL Design flow rate 0.052 MGD 0.0083 MGD continuos N/A N/A pH (minimum) 6.1 su pH (maximum) 8.4 su N/A N/A Temperature (winter) N/A N/A Temperature (summer) N/A N/A N/A N/A Total suspended solids (TSS) 70.0 mg/L 38.4 mg/L 24 2540D-11 2.5 mg/L El ML 0 MDL Sampling shall be conducted according to sufficiently sensitive test procedures (i.e., methods) approved under 40 CFR 136 for the analysis of pollutants or pollutant parameters or required under 40 CFR chapter I, subchapter N or 0. See instructions and 40 CFR 122.21(e)(3). Page 11 DocuSign Envelope ID: 3BFEA0E9-29FE-4A7F-B3DB-ECC73E93AF32 EPA Identification Number NPDES Permit Number Facility Name NCO025712 Hookerton WWTP Outfall Number 001 Modified Application Form 2A Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Value Units Value Units Number Pollutant Methods (Include units) Samples Ammonia (as N) 0.30 mg/L 0.07 mg/L 24 350.1 R2-93 0.1 mg/L 21 MDL Chlorine 24.0 ug/L 11.5 ug/L 24 SM 4500 CI G 11 ❑ ML 10 ug/L O MDL total residual, TRC 2 Dissolved oxygen N/A N/A N/A N/A N/A N/A ❑ MDL Nitrate/nitrite N/A N/A N/A N/A N/A N/A ❑ ML ❑ MDL Kjeldahl nitrogen N/A N/A N/A N/A N/A N/A OML ❑ MDL Oil and grease N/A N/A N/A N/A N/A N/A ❑ MDL Phosphorus 3.14 mg/L 1.93 mg/L 24 365.4-74 0.3 mg/L OML O MDL Total dissolved solids N/A N/A N/A N/A N/A N/A ❑ ML ❑ MDL Sampling shall be conducted according to sufficiently sensitive test procedures (i.e., methods) approved under 40 CFR 136 for the analysis of pollutants or pollutant parameters or required under 40 CFR chapter I, subchapter N or 0. See instructions and 40 CFR 122.21(e)(3). 2 Facilities that do not use chlorine for disinfection, do not use chlorine elsewhere in the treatment process, and have no reasonable potential to discharge chlorine in their effluent are not required to report data for chlorine. EPA Form 3510-2A (Revised 3-19) Page 12 DocuSign Envelope ID: 3BFEAOE9-29FE-4A7F-B3DB-ECC73E93AF32 NPDES Permit Number Facility Name NCO025712 I Hookerton WWTP Modified Application Form 2A Modified March 2021 Maximum Daily Discharge Average Daily Dischar a Analytical ML or MDL Pollutant Number of (list) Value Units Value Units Method' (include units) Samples ❑ No additional sampling is required by NPDES permitting authority. Total Nitrogen 7.2 mg/L 5.1 mg/L 24 Calculated ❑ ML N/A 0 MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL 1 Sampling shall be conducted according to sufficiently sensitive test procedures (i.e., methods) approved under 40 CFR 136 for the analysis of pollutants or pollutant parameters or required under 40 CFR chapter I, subchapter N or 0. See instructions and 40 CFR 122.21(e)(3). Page 18