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HomeMy WebLinkAboutNC0087645_Fact Sheet_20230125DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D941 9F 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 Emily Richards 10-2022 Permit Number NCO087645 Facility Name Milton WWTP Basin Name/Sub-basin number Roanoke / 03-02-04 Receiving Stream Country Line Creek Stream Classification in Permit C Does permit need Daily Maximum NH3 limits? No — already resent Does permit need TRC limits/language? No — already resent Does permit have toxicity testing? No Does permit have Special Conditions? No Does permit have instream monitoring? Dissolved Oxygen and Temperature Is the stream impaired on 303 d list)? No Any obvious compliance concerns? No enforcements have ever been issued against this facility. No effluent violations of any consequence. Any permit mods since lastpermit? No New expiration date 5/31/2022 Comments received on Draft Permit? Updated eDMR requirements Updated Oufall map Compliance History: There has never been an enforcement issued against this facility. The most recent violations were found during an inspection in 2018 where the generator and flow meer were found to not be functioning properly. This issue has since been addressed. eDMR Summary Jan 2018 — June 2022 Parameter 00010 - Temperature, Water Deg. Centigrade 00300 - Oxygen, Dissolved (DO) 00400 - pH 31616 - Coliform, Fecal MF, MFC Broth, 44.5 C 50050 - Flow, in conduit or thru treatment plant 50060 - Chlorine, Total Residual C0310 - BOD, 5-Day (20 Deg. C) - Concentration C0530 - Solids, Total Suspended - Concentration C0600 - Nitrogen, Total - Concentration Data Average Max Min n 16.56 27 2 1603 5.06 9.1 0.6 705 6.50 7 6 234 -- 201 1 235 0.003 0.011 0.0002 1596 71.67 379 2 470 53.37 1290 2.5 470 59.78 79.7 37.5 18 DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D9419F C0610 - Nitrogen, Ammonia Total (as N) - 2.75 34.9 0.1 235 Concentration C0665 - Phosphorus, Total (as P) - Concentration 7.17 27.8 0.074 18 Proposed changes: This renewal did not require any major changes. The outfall map was updated, and eDMR language was updated to be consistent with current federal requirements. DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D9419F Nort, irolina Environmental Manage- ment �_ommission/NPDES Unit1617 Mail Service CenterRaleigh, NC 27699- 1617Notice of Intent to Issue a NPDES Wastewater Permit NCO087645 Milton WWTP The North Carolina Environmental %L NORTH CAROLINA, Management Commission proposes to is- sue a NPDES wastewater discharge per- CASWELL COUNTY mit to the person(s) listed below. Writter comments regarding the proposed permit will be accepted until 30 days after the publish date of this notice. The Director of the NC Division of Water Resources (DWR) may hold a public hearing should there be a significant degree of public in- terest. Please mail comments and/or infor- mation requests to DWR at the above ad- dress. Interested persons may visit the DWR at 512 N. Salisbury Street, Raleigh, NC 27604 to review the information on file. Additional information on NPDES permits and this notice may be found on our web - site: http://deq.nc.gov/about/divisions/wa- ter-resources/water-resou rces- oermits/wastewater-branch/n pdes-wastew- ater/public-notices,or by calling (919) 707- 3601. NPDES Permit NCO087645: The Town of Milton (P.O. Box 85, Milton, NC 27305-0085) has requested renewal of the NPDES permit for the Milton WWTP in Caswell County. This permitted facility dis- charges treated wastewater to Country Line Creek in the Roanoke River Basin. Currently, ammonia nitrogen, fecal col- iform, and total residual chlorine are water quality limited. This discharge may affect future allocations in this portion of the Roanoke River Basin. AFFIDAVIT OF PUBLICATION Before the undersigned, a Notary Public of said County and State, duly commissioned, qualified, and authorized by law to dmini° ter oaths, personally appeared Debra Ferrell who be- ng fi st duly sworn, deposes and says: that she is an authorized mployee of The Caswell Messenger, engaged in the publication o a newspaper known as The Caswell Messenger published, is- sued, and entered as second class mail in the City of Yanceyville n said County and State; that she is authorized to make this af- davit and sworn statement; that the notice or other legal adver- tisement, a true copy of which is attached hereto, was published 'n The Caswell Messenger on the following date, November 9, 022 that the said newspaper in which such notice, paper, docu- ment, or legal advertisement was published was, at the time of each and every such publication, a newspaper meeting all of the equirements and qualifications of Section 8-597 of the General Statutes of North Carolina and was qualified newspaper within he meaning of Section 1-597 of the General Statutes of North Carolina. hs 7th day of December Signature of person making affidavit) Sworn to and subscribed before me, this 7th day of December Y Notary Public ANITA B. SMITH Notary Public, North Carolina Caswell County My C isJU ion Expires _.. DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D941 9F ROY COOPER Governor ELIZABETH S. BISER Secretary S. DANIEL SMITH Director Town of Milton Attn: John Wallace PO Box 85 Milton, NC 27305-0085 Subject: Permit Renewal Application No. NCO087645 Milton WWTP Caswell County Dear Applicant: NORTH CAROLINA Environmental Quality November 15, 2021 The Water Quality Permitting Section acknowledges the November 10, 2021 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. 15OB-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•//de4 nc Qov/pgrmits-regulations/permit guidance/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. cc: Matt Smith -PACE ec: WQPS Laserfiche File w/application QQ Sinc rely, ort Wren Thedford Administrative Assistant Water Quality Permitting Section North Carolina Department of Environmental Quality I Division of Water Resources Winston-Salem Regional Office 1 450 West Hanes M11 Road. Sufte 300 1 Winston-Salem, North Carolina 27105 336.776.9800 DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D941 9F NPDES Permit Number Facility Name Modified Application Form Modified March 202121 NCO087645 Milton Wastewater Treatment NC Department of Environmental Quality - Application for NPDES Permit to Discharge Wastewater Form MINOR SEWAGE FACILITIES (Before completing this form, please read the instructions. Failure to follow NPDES the instructions ma result in denial of the application. Facility name 1.1 Town of Milton Mailing address (street or P.O. box) P.O. Box 8S City or town State ZIP code o Milton NC 27305 E Contact name (first and last) Title Phone number Email address c Sharon Williams Administration (336) 234-8980 miltonfinanceofficer@gmail.c Location address (street, route number, or other specific identifier) ❑Same as mailing address Doll Branch Rd. (SR 1538) U- City or town State ZIP code Milton NC 27305 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? 0 Yes ❑ No 4 SKIP to Item 1.4. Applicant name Pace Analytical Services Applicant address (street or P.O. box) = w 1377 South Park Dr. € City or town State ZIP code Kernersville NC 27 Contact name (first and last) Title Phone number Email address a a Matt Smith Operator (336) 414-8274 matt.Smith@pacelabs.com a 1.4 Is the applicant the facility's owner, operator, or both? (Check only one response.) ❑ Owner ❑✓ Operator ❑ Both 1.5 To which entity should the NPDES permitting authority send correspondence? (Check only one response.) Facility ❑ Applicant ❑ Facility and applicant ❑ y (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. E Existing Environmental Permits a ❑ NPDES (discharges to surface ❑ RCRA (hazardous waste) ❑ UIC (underground injection � water) control) NCO087645 2 ❑ PSD (air emissions) ❑ Nonattainment program (CAA) ❑ NESHAPs (CAA) .5 c w rn • ; ❑ Ocean dumping (MPRSA) ❑ Dredge or fill (CWA Section ❑ Other (specify) w 404) Page 1 DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D941 9F NPDES Permit Number Facility Name Modified Application Form 2A reatment NCO087645 Milton Wastewater T 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 IZI Own El Maintain 1 164 % combined storm and sanitary sewer ❑ Own ❑ Maintain Z ❑ Unknown ❑ Own ❑ Maintain % separate sanitary sewer ❑ Own ❑ Maintain combined storm and sanitary sewer ❑ Own ❑ Maintain ❑ Unknown ❑ Own ❑ Maintain n% separate sanitary sewer ❑ Own ❑ Maintain D % combined storm and sanitary sewer ❑ Own ❑ Maintain ❑ Unknown ❑ Own ❑ Maintain E % separate sanitary sewer ❑ Own ❑ Maintain % combined storm and sanitary sewer ❑ Own ❑ Maintain ❑ Unknown ❑ Own ❑ Maintain c .0 Total °' Population 0 Served Combined Storm and Separate Sanitary Sewer System Sanitary Sewer °, % Total percentage of each type of sewer line in miles 100 '° z' 1.8 Is the treatment works located in Indian Country? o ❑ Yes No r- 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 0.025 mgd Annual Average Flow Rates Actual Two Years Ago Last Year This Year o o.003 mgd 0.003 mgd 0.003 mgd y " Maximum Daily Flow Rates Actual Two Years Ago Last Year This Year 0.007 mgd o.008 mgd o.o11 mgd 1.11 Provide the total number of effluent discharge points to waters of the State of North Carolina by type. Total Number of Effluent Dischar a Points by Type a Constructed ►T m Treated Effluent Untreated Effluent Combined Sewer Overflows Bypasses Emergency L M Overflows U N_ 0 1 Page 2 DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D941 9F NPDES Permit Number Facility Name Modified ApphcaUon Form zn Modified March 2021 NCO087645 Milton Wastewater Treatment Outfalls Other Than to Waters of the State of North Carolina 1.12 Does the POTW discharge wastewater to basins, ponds, or other surface impoundments that do not have outlets for discharge to waters of the State of North Carolina? ❑ Yes 0 No 4 SKIP to Item 1.14. 1.13 Provide the location of each surface impoundment and associated discharge information in the table below. Surface Im oundment Location and Dischar a Data Average Daily Volume Continuous or Intermittent Location Discharged to Surface (check one) Impoundment ❑ Continuous gpd ❑ Intermittent ❑ Continuous gpd ❑ Intermittent gpd ❑ Continuous N ❑ Intermittent 1.14 Is wastewater applied to land? ❑ Yes ❑✓ No 4 SKIP to Item 1.16. 1.15 Provide the land application site and discharge data requested below. a Land Application Site and Discharge Data o Average Daily Volume Continuous or Intermittent o d Location Size Applied check one Q, ❑ Continuous N acres gpd ❑ Intermittent a ❑ Continuous acres gpd ❑ Intermittent 0 ❑ Continuous acres gpd ❑ Intermittent In 1.16 Is effluent transported to another facility for treatment prior to discharge? o ❑ Yes No 4SKIP to Item 1.21. 1.17 Describe the means by which the effluent is transported (e.g., tank truck, pipe). 1.18 Is the effluent transported by a party other than the applicant? ❑ Yes ❑✓ No 4 SKIP to Item 1.20. 1.19 Provide information on the trans orter below. Trans orter Data Entity name Mailing address (street or P.O. box) City or town State ZIP code Contact name (first and last) Title Phone number Email address Page 3 DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D941 9F NPDES Permit Number Fadli NaName Modified Application Form 2A NC0087645 I Milton Wastewater Treatment I 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. Receivin Facili Data Facility name Mailing address (street or P.O. box) Milton Wastewater Treatment Plant P.O. Box 85 ` City or town State ZIP code 0 Milton NC 27305 (n Contact name (first and last) Title 0 Sharon Williams Administration w a Phone number Email address (336) 234-8980 miltonfinanceofficer@gmail.com o NPDES number of receiving facility (if an() 121 None Average daily flow rate 0.003 mgd a. - 0 1.21 Is the wastewater disposed of in a manner other than those already mentioned in Items 1.14 through 1.21 that do 8 not have outlets to waters of the Stale of North Carolina (e.g., underground percolation, underground injection)? CM ❑ Yes ❑✓ No 4 SKIP to Item 1.23. 6 Provide information in the table below on these other disposal methods. 1.22 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 ❑ Continuous acres gpd ❑ Intermittent o ElContinuous acres gpd ❑ Intermittent acres gpd ❑ Continuous ❑ 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.) btn ElDischarges into marine waters (CWA ❑ Water 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 4 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 (company name Mailing address —_ street or P.O. box o City, state, and ZIP L) code Contact name (first and c� last Phone number Email address Operational and maintenance responsibilities of contractor Page 4 DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D941 9F -- - - -- - -- Facility Name r✓Rx1wCV NPDES Permit Number Y Modified March 2021 NCO087645 Milton Wastewater Treatment a Outfalls to Waters of the State of North Carolina C 2.1 Does the treatment works have a design flow greater than or equal to 0.1 mgd? En ❑ Yes ❑ 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 c and infiltration. gpd Indicate the steps the facility is taking to minimize inflow and infiltration. c m 3 0 c 2.3 Have you attached a topographic map to this application that contains all the required information? (See instructions for M n. specific requirements.) Im tO o o ❑ Yes ❑ No 2.4 Have you attached a process flow diagram or schematic to this application that contains all the required information? E 3 12 (See instructions for specific requirements.) o rn " 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 w ;g 1. c --— a� E a� n. E 2. -- 0 0 N d 3. cLi 4. 2.6 Provide scheduled or actual dates of completion for improvements. Scheduled or Actual Dates of Completion for Im rovements E Scheduled Affected Outfalls Begin End Begin Attainment of Operational o Improvement (list l Construction Construction Discharge Level CL E from above ( ) number) ) (MM/DD/YYYY) (MM/DD/YYYY) (MM/DD/YYYY) MMlDDIYYYY ai L 2. to 3. 4. 2.7 Have appropriate permits/clearances concerning other federaUstate requirements been obtained? Briefly explain your response. ❑ Yes ❑ No ❑ None required or applicable Explanation: Page 5 DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D941 9F NPDES Permit Number racuny name — , — Modified March 2021- NC0087645 Milton Wastewater Treatment for each outfall. (Attach additional sheets if you have more than three outfalls.) 3.1 Provide the following information Outfall Number 001 Outfall Number Outfall Number State NC 2 County Caswell 0 City or town Milton Distance from shore 0 ff. .n Depth below surface 8 ft. it. ft. 0 Average daily flow rate 0.003 mgd mgd mgd Latitude Longitude 3.2 Do any of the outfalls described under Item 3.1 have seasonal or periodic discharges? o ❑ Yes ✓❑ No 4 SKIP to Item 3.4. d 3.3 If so, provide the following information for each applicable outfall. N Outfall Number Outfall Number Outfall Number o Number of times per year _ discharge occurs C a Average duration of each o discharge (specify units o Average flow of each mgd mgd mgd y discharge 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 type at each applicable outfall. CL Outfall Number Outfall Number Outfall Number N 0 w Does the treatment works discharge or plan to discharge wastewater to waters of the State of North Carolina from dui 3.6 one or more discharge points? w ❑ Yes ❑ No -*SKIP to Section 6. j i Page 6 DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D941 9F NPDES Permit Number Facility Name Modified Application Form 2A Modified March 2021 NC0087645 Milton Wastewater Treatment 3.7 Provide the receivinq water and related information if known for each outfall. Outfall Number Outfall Number Outfall Number Receiving water name Name of watershed, river, 0 or stream system a U.S. Soil Conservation N Service 14-digit watershed o code Name of state management/river basin rn y U.S. Geological Survey 8-digit hydrologic cataloging unit code Critical low flow (acute) cfs cfs cfs Critical low flow (chronic) cfs cfs cfs Total hardness at critical mg/L of mg/L of mg/L of low flow CaCO3 CaCO3 CaCO3 3.8 Provide the following information describing the treatment pr vided for discharges from each outfall. Outfall Number Outfall Number Outfall Number Highest Level of ❑ 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) aDesign Removal Rates by Outfall BODs or CBODs % % % c E a TSS % % H ❑ Not applicable ❑ Not applicable ❑ Not applicable Phosphorus % % % ❑ Not applicable ❑ Not applicable ❑ Not applicable Nitrogen % % % Other (specify) ❑ Not applicable ❑ Not applicable ❑ Not applicable Page 7 DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D941 9F NPDES Permit Number Facility Name Modified Applicabon Form 2A Modified March 2021 NCO087645 Milton Wastewater Treatment 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. d 0 Outfall Number Outfall Number Outfall Number 0 Disinfection type U N d Seasons used E Dechlorination used? ❑ Not applicable ❑ Not applicable ❑ Not applicable ~ ❑ Yes ❑ Yes ❑ Yes ❑ No ❑ No ❑ No 3.10 Have you completed monitoring for all Table A parameters and attached the results to the application package? ❑ 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 A 0 Number of tests of discharge rn water ' d Number of tests of receiving `— water c 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? ❑ 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 El Yes permitting authority. Page 8 DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D941 9F NPDES Permit Number racmty name I raumueu yrynwuvn -... — Modified March 2021 NC0087645 Milton Wastewater Treatment© l In Column 1 below, mark the sections of Form 2A that you have completed and are submitting with your application. For 76.1 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 ❑ wf variance request(s) ❑ wl additional attachments Information for All A licants Section 2: Additional ❑ wl topographic map ❑ wl process flow diagram ❑ Information ❑ wl additional attachments ❑ wl Table A ❑ wl Table D ❑ Section 3: Information on ❑ wl Table B ❑ wl additional attachments Effluent Discharges ❑ wl Table C d io Section 4: Not Applicable c 0 Section 5: Not Applicable r Section 6: Checklist and ❑ 0 wl attachments @ Certification Statement 6.2 Certification Statement 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 property 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 fide and imprisonment for knowing violations. Name (print or type first and last name) Official title Matt Smith Operator Signature Date signed Page 10 DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D9419F NPDES Pe,mit Number Facility Name Modified Application Form 2A NCO087645 Milton Wastewater Treatment 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? ❑ No 4 Provide results in Table E and SKIP to ❑ Yes 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/DDNYYY d c c 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. d 3.23 Describe the cause(s) of the toxicity: c a LU 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? ❑ Not applicable because previously submitted ❑ Yes information to the NPDES ermittin authority. Page 9 DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D941 9F NPDES Permit Number Facility Name Outfall Number NC0087645 Milton Wastewater Treatment Modified Applicatiop Form 2A , Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Include units ( ) Pollutant Value Units Value Units Number of Samples Methods Biochemical oxygen demand ❑ BOD5 or ❑ CBOD5 (report one 38 mg/L 6.12 mg/L 156 varies NA ❑ MDL Fecal coliform 201 col/100ml 1.18 col/100ml 156 varies NA ❑ MDL Design flow rate 0.011 mgd 0.003 mgd 780 varies NA O MDL pH (minimum) 6.4 (minimum) Std. Units pH (maximum) 7.0 Std. Units Temperature (winter) 19 °C 12.5 °C 109 Temperature (summer) 27 °C 21.3 'C 151 Total suspended solids (TSS) 39.4 mg/L 10.7 mg/L 156 ' Sampling shall be conducted according to sufficiently sensitive test procedures (i.e., methods) approved under 4U W-K I Jb for the anaiysls of ponutanis or poumant pdrarnururs ui required under 40 CFR chapter I, subchapter N or 0. See instructions and 40 CFR 122.21(e)(3). Page 11 DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D9419F Ni V 4 ;-N, AL Lry V_ If 65 XAr 'sw (7 IQ A If It K 6 X— USGS Quad: Milton, N.C. NCO087645 Facility Stream Class: C Town of Milton Location `"­�ubbasin: 03-02-04 —atitude: 36'31'46" Milton WWrP Longitude: 79*12'25" Caswell County Receiving Stream: Country Line Creek Norm Map not to scale DocuSign Envelope ID: A687001 B-C6AE-4489-AOA5-EB9B76D9419F Sludge Management Plan Town of Milton Rest Home WWTP NPDES Permit No. NC 0087645 Sludge from the Town of Milton wastewater treatment plant are disposed of in the following manner: Solids are collected in the sludge holding tank. The excess solids are periodically pumped and hauled by a licensed septic pumper contractor and disposed of in Danville, VA.