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HomeMy WebLinkAboutNC0044962_Renewal (Application)_20220315 STATE o, 4.7 f 71. ROY COOPER : Governor i ELIZABETH S.BISER Secretory S.DANIEL SMITH NORTH CAROLINA Director Environmental Quality March 15, 2022 Stokes County Schools Attn: Ricky Goins, Maintenance Dir. PO Box 50 Danbury, NC 27016-0050 Subject: Permit Renewal Application No. NC0044962 North Stokes High School Stokes County Dear Applicant: The Water Quality Permitting Section acknowledges the March 15, 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://deq.nc.gov/permits-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. Sincerel , �I109"1 Wren Thedford Administrative Assistant Water Quality Permitting Section ec: WQPS Laserfiche File w/application D_E Q North CarolinaWinston-Salem DepartRegionalmentOffi ofce Environmenta450Westl QHanesualityMillRoad.DivisionSuite of Water Resources 300 Winston-Salem North Carolina 27105 336.7769800 1 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 '.IAP 1 5 '2022 NCDEQIDWR/NPDES Note: Complete this form if your facility is a MINOR new or existing publicly owned treatment works. NPDES Permit Number Facility Name Modified Application Form 2A NC0044962 North Stokes High School Modified March 2021 Form NC Department of Environmental Quality-Application for NPDES Permit to Discharge Wastewater NPDES MINOR SEWAGE FACILITIES(Before completing this form,please read the instructions.Failure to follow the instructions ma result in denial of the •.'lication. SECTION 1.BASIC APPLICATION INFORMATION FOR ALL APPLICANTS(40 CFR 122.21(j)(1)and (9)) 1.1 Facility name North Stokes High School Mailing address(street or P.O.box) P.O.Box 50 City or town State ZIP code o Danbury North Carolina 27016 Contact name(first and last) Title Phone number Email address 8 RickyGoins Maintenance Director c (336)591-4282 ricky.goins@stokes.k12.nc.us Location address(street,route number,or other specific identifier) El Same as mailingaddress w 1350 North Stokes School Rd. City or town State ZIP code Danbury NC 27106 1.2 Is this application for a facility that has yet to commence discharge? ❑ Yes 3 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- SKIP to Item 1.4. • Applicant name Applicant address(street or P.O.box) 0 City or town State ZIP code Q Contact name(first and last) Title Phone number Email address Q 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 CI 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 a ✓❑ NPDES(discharges to surface ❑ RCRA(hazardous waste) ❑ UIC(underground injection water) control) E NC0044962 . o ❑ PSD(air emissions) ❑ Nonattainment program(CAA) ❑ NESHAPs(CAA) rn ❑ Ocean dumping(MPRSA) ❑ Dredge or fill(CWA Section ❑ Other(specify) LL, 404) Page 1 NPDES Permit Number Facility Name Modified Application Form 2A NC0044962 North Stokes High School Modified March 2021 1.7 Provide the collection system information requested below for the treatment works. Municipality Population Collection System Type Ownership Status Served Served (indicate percentage) 100 %separate sanitary sewer 0 Own 0 Maintain Z %combined storm and sanitary sewer 0 Own 0 Maintain d 0 Unknown 0 Own 0 Maintain co %separate sanitary sewer 0 Own 0 Maintain o %combined storm and sanitary sewer 0 Own 0 Maintain 1 ❑ Unknown 0 Own 0 Maintain o %separate sanitary sewer 0 Own 0 Maintain a -a c %combined storm and sanitary sewer 0 Own 0 Maintain '° 0 Unknown 0 Own ❑ Maintain E %separate sanitary sewer 0 Own 0 Maintain N %combined storm and sanitary sewer CI Own 0 Maintain c 0 Unknown 0 Own 0 Maintain r. Total a) Population 16) o Served Separate Sanitary Sewer System Combined Storm and Sanitary Sewer Total percentage of each type of 0 ° sewer line(in miles) 100 / /0 0 z' 1.8 Is the treatment works located in Indian Country? t 1 o El Yes El No 0 U R 1.9 Does the facility discharge to a receiving water that flows through Indian Country? c ❑ Yes ❑✓ No 1.10 Provide design and actual flow rates in the designated spaces. Design Flow Rate o.o11s mgd y Annual Average Flow Rates(Actual) U a a'a' Two Years Ago Last Year This Year -oce c CO 0.004 mgd 0.003 mgd 0.003 mgd Maximum Daily Flow Rates(Actual) o Two Years Ago Last Year This Year 7 d 0.007 0 0o mgd 0.006 mgd 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 a Q. Constructed rn Combined Sewer Treated Effluent Untreated Effluent Bypasses Emergency m 2 Overflows Overflows 0 N 0 001 Page 2 NPDES Permit Number Facility Name Modified Application Form 2A NC0044962 North Stokes High School Modified March 2021 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 ❑✓ 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 Impoundment Location and Discharge Data Average Daily Volume Continuous or Intermittent Location Discharged to Surface Impoundment (check one) O Continuous gpd 0 Intermittent O Continuous gpd 0 Intermittent O Continuous gpd ❑ Intermittent s 1.14 Is wastewater applied to land? 2 ❑ Yes ❑✓ No 4 SKIP to Item 1.16. 0 1.15 Provide the land application site and discharge data requested below. 0 Land Application Site and Discharge Data Continuous or 8 Location Size Average Daily Volume Intermittent Applied (check one) y acres gpd 0 Continuous 0 Intermittent acres d ❑ Continuous gp 0 Intermittent 0 acres d ❑ Continuous gp ❑ Intermittent w1.16 Is effluent transported to another facility for treatment prior to discharge? ❑ Yes m No 4 SKIP 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 El No 4 SKIP to Item 1.20. 1.19 Provide information on the transporter below. Transporter 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 NPDES Permit Number Facility Name Modified Application Form 2A NC0044962 North Stokes High School 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 Facility Data -p Facility name Mailing address(street or P.O.box) = North Stokes High School P.O.Box 50 .c City or town State ZIP code o Danbury North Carolina 27016 o y Contact name(first and last) Title o Ricky Goins Maintenance d Phone number Email address m (336)591-4282 ricky.goins@k12.nc.us Q NPDES number of receiving facility(if any) 0 None Average daily flow rate 0.003 mgd to i 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 State of North Carolina(e.g.,underground percolation,underground injection)? s ❑ Yes ❑✓ No 4 SKIP to Item 1.23. 0 1.22 Provide information in the table below on these other disposal methods. I, Information on Other Disposal Methods w Disposal Annual Average sp g o Location of Size of Continuous or Intermittent c Method Disposal Site Disposal Site Daily Discharge (check one) co Description Volume R 0 Continuous acres gpd 0 Intermittent o 0 Continuous acres gpd ❑ Intermittent acresgpd ❑ 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. N w Consult with your NPDES permitting authority to determine what information needs to be submitted and when.) R 3 El Discharges into marine waters(CWA ❑ Water quality related effluent limitation(CWA Section C Er 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 4SKIP 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 o Contractor name .m (company name) 8 0 Mailing address c (street or P.O.box) o City,state,and ZIP to code Contact name(first and o last) 1 Phone number Email address Operational and maintenance responsibilities of contractor Page 4 NPDES Permit Number Facility Name Modified Application Form 2A NC0044962 North Stokes High School Modified March 2021 SECTION 2.ADDITIONAL INFORMATION(40 CFR 122.21(j)(1)and(2)) o Outfalls to Waters of the State of North Carolina iz 2.1 Does the treatment works have a design flow greater than or equal to 0.1 mgd? ❑ Yes ❑✓ No 4 SKIP to Section 3. 0 2.2 Provide the treatment works'current average daily volume of inflow Average Daily Volume of Inflow and Infiltration and infiltration. gpd Indicate the steps the facility is taking to minimize inflow and infiltration. 0 0 c 2.3 Have you attached a topographic map to this application that contains all the required information?(See instructions for R 0. specific requirements.) rn 1O o 0 ❑ Yes ❑ No E 2.4 Have you attached a process flow diagram or schematic to this application that contains all the required information? o 6 rn (See instructions for specific requirements.) 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 1. c m E 2. E 0 3. C) d 4. N g 2.6 Provide scheduled or actual dates of completion for improvements. Scheduled or Actual Dates of Completion for Improvements Affected Attainment of Scheduled Begin End Begin Outfalls Operational Improvement Construction Construction Discharge (from above) (list outfall (MM/DD/YYYY) (MM/DD/YYYY) (MM/DD/YYYY) Level number) (MM/DD/YYYY) 1. 2. N 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 NPDES Permit Number Facility Name Modified Application Form 2A NC0044962 North Stokes High School Modified March 2021 SECTION 3.INFORMATION ON EFFLUENT DISCHARGES(40 CFR 122.21(j)(3)to(5)) 3.1 Provide the following information for each outfall. (Attach additional sheets if you have more than three outfalls.) Outfall Number o01 Outfall Number Outfall Number State North Carolina R County Stokes 3 i City or town Danbury � I o Distance from shore 6 ft. ft. ft. Depth below surface 14 ft. ft. ft. Average daily flow rate 0.0035 mgd mgd mgd Latitude 36° 27' 47" N ° ° ' IP Longitude 80° 16' 57" W 3.2 Do any of the outfalls described under Item 3.1 have seasonal or periodic discharges? ❑ Yes El No 4 SKIP to Item 3.4. ,g' 3.3 If so,provide the following information for each applicable outfall. y Outfall Number Outfall Number Outfall Number Number of times per year o discharge occurs a Average duration of each discharge(specify units) o Average flow of each mgd mgd mgd R discharge cn 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. Outfall Number Outfall Number Outfall Number N 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? cy ❑ Yes ❑✓ No 4SKIP to Section 6. Page 6 NPDES Permit Number Facility Name Modified Application Form 2A NC0044962 North Stokes High School Modified March 2021 3.7 Provide the receiving 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 �- U.S.Soil Conservation h Service 14-digit watershed rj code o Name of state management/river basin U.S.Geological Survey ill 8-digit hydrologic CD 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 provided for discharges from each outfall. Outfall Number Outfall Number Outfall Number Highest Level of 0 Primary El Primary 0 Primary Treatment to(check all that 0 Equivalent to ❑ Equivalent to 0 q qEquivalent apply per outfall) secondary secondary secondary ❑ Secondary El Secondary 0 Secondary ❑ Advanced ❑ Advanced El Advanced ❑ Other(specify) 0 Other(specify) ❑ Other(specify) i Design Removal Rates by Outfall U, d in BOD5 or CBOD5 % a E ro TSS it Not applicable 0 Not applicable 0 Not applicable Phosphorus % ❑Not applicable 0 Not applicable ❑Not applicable Nitrogen % Other(specify) 0 Not applicable 0 Not applicable 0 Not applicable Page 7 NPDES Permit Number Facility Name Modified Application Form 2A NC0044962 North Stokes High School 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. C) 0 ) Outfall Number Outfall Number Outfall Number 0 .E- Disinfection type U U) N Seasons used 174 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 is rn Number of tests of discharge water co Number of tests of receiving water d 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? ❑ Yes ❑ No additional sampling required by NPDES permitting authority. Page 8 NPDES Permit Number Facility Name Modified Application Form 2A NC0044962 North Stokes High School 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 your NPDES permitting authority and provide a summary of the results. Date(s)Submitted Summary of Results (MM/DD/YYYY) m O 41 3.22 Regardless of how you provided your WET testing data to the NPDES permitting authority,did any of the tests result in toxicity? ❑ Yes ❑ No 4 SKIP to Item 3.26. F3.23 Describe the cause(s)of the toxicity: 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? El Yes 0 Not applicable because previously submitted information to the NPDES .ermittin. authori . Page 9 NPDES Permit Number Facility Name Modified Application Form 2A NC0044962 North Stokes High School Modified March 2021 SECTION 6.CHECKLIST AND CERTIFICATION STATEMENT(40 CFR 122.22(a)and(d)) 6.1 In Column 1 below,mark the sections of Form 2A that you have completed and are submitting with your application.For 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 ❑✓ ❑ w/variance request(s) ❑ w/additional attachments Information for All Applicants • Section 2:Additional El w/topographic map ❑ w/process flow diagram Information ❑ w/additional attachments ❑ w/Table A ❑ wl Table D Section 3:Information on ❑ w/Table B ❑ ❑ Effluent Discharges w/additional attachments °' ❑ w/Table C m i Section 4:Not Applicable 0 A Section 5:Not Applicable m U - Section 6:Checklist and ❑ Certification Statement w ❑ w/attachments ;e 6.2 Certification Statement 0 m 5 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.lam aware that there are significant penalties for submitting false information,including the possibility of fine and imprisonment for knowing violations. Name(print or type first and last name) Official title 0;c L��ur c 4 c.�(-) S m/a.4trsAv+e.1-krac.)14-S Si ature Date signed Page 10 NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A NC0044962 North Stokes High School 001 Modified March 2021 TABLE A.EFFLUENT PARAMETERS FOR ALL POTWS Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method' (include Value Units Value Units Samples units) • Biochemical oxygen demand 0 BOD5 or❑CBOD5 16.8 mg/L 3.71 mg/L 52 Varies ❑ML ❑MDL resort one Fecal coliform 75 MPN/100m1 1.1 MPN/100m1 52 Varies ❑ML ❑MDL Design flow rate 0.007 MGD 0.003 MGD N/A pH(minimum) 6.1 Std.Units pH(maximum) 7.7 Std.Units Temperature(winter) 21 °C 11.9 °C 65 Temperature(summer) 27 °C 22.6 °C 45 0 ML Total suspended solids(TSS) 6.4 mg/L <5.0 mg/L 52 Varies ❑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 11 EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A Modified March 2021 NC0044962 North Stokes High School TABLE B.EFFLUENT PARAMETERS FOR ALL POTWS WITH A FLOW EQUAL TO OR GREATER THAN 0.1 MGD Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Value Units Value Units Methods Include units) 0 ML ) Ammonia(as N) ❑MDL Chlorine ❑ML (total residual,TRC)2 ❑MDL ❑ML Dissolved oxygen ❑MDL Nitrate/nitrite ❑ML ❑MDL 0 ML Kjeldahl nitrogen ❑MDL 0 ML Oil and grease ❑MDL ❑ML Phosphorus ❑MDL Total dissolved solids ❑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). 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 EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A NC0044962 North Stokes High School Modified March 2021 TABLE C. EFFLUENT PARAMETERS FOR SELECTED POTWS Maximum Daily Discharge Average Daily Discharge Pollutant Analytical ML or MDL Value Units Value Units Number of Methods (include units) Samples Metals,Cyanide,and Total Phenols o ML Hardness(as CaCO3) ❑MDL 0 ML Antimony,total recoverable ❑MDL Arsenic,total recoverable ❑ML ❑MDL 0 ML Beryllium,total recoverable ❑MDL Cadmium,total recoverable ❑ML ❑MDL Chromium,total recoverable ❑ML ❑MDL 0 ML Copper,total recoverable ❑MDL Lead,total recoverable ❑ML ❑MDL 0 ML Mercury,total recoverable ❑MDL Nickel,total recoverable ❑ML ❑MDL Selenium,total recoverable ❑ML ❑MDL Silver,total recoverable ❑ML ❑MDL Thallium,total recoverable ❑ML ❑MDL Zinc,total recoverable ❑ML ❑MDL 0 ML Cyanide ❑MDL 0 ML Total phenolic compounds ❑MDL Volatile Organic Compounds Acrolein o ML _ ❑MDL ❑ML Acrylonitrile ❑MDL Benzene ❑ML _ ❑MDL Bromoform ❑ML ❑MDL EPA Form 3510-2A(Revised 3-19) Page 13 EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A Modified March 2021 NC0044962 North Stokes High School TABLE C.EFFLUENT PARAMETERS FOR SELECTED POTWS Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method' (include units) Value Units Value Units Samples ❑ML Carbon tetrachloride ❑MDL ❑ML Chlorobenzene ❑MDL ❑ML Chlorodibromomethane ❑MDL ❑ML Chloroethane ❑MDL ❑ML 2-chloroethylvinyl ether ❑MDL ❑ML Chloroform ❑MDL ❑ML Dichlorobromomethane ❑MDL ❑ML 1,1-dichloroethane ❑MDL ❑ML 1,2-dichloroethane ❑MDL ❑ML trans-1,2-dichloroethylene ❑MDL ❑ML 1,1-dichloroethylene ❑MDL ❑ML 1,2-dichloropropane ❑MDL ❑ML 1,3-dichloropropylene ❑MDL ❑ML Ethylbenzene ❑MDL ❑ML Methyl bromide ❑MDL ❑ML Methyl chloride ❑MDL ❑ML Methylene chloride ❑MDL ❑ML 1,1,2,2-tetrachloroethane ❑MDL ❑ML Tetrachloroethylene ❑MDL ❑ML Toluene ❑MDL ❑ML 1,1,1-trichloroethane ❑MDL 0 ML 1,1,2-trichloroethane ❑MDL EPA Form 3510-2A(Revised 3-19) Page 14 EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A NC0044962 North Stokes High School Modified March 2021 TABLE C.EFFLUENT PARAMETERS FOR SELECTED POTWS Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method1 (include units) Value Units Value Units Samples Trichloroethylene ❑ML ❑MDL ❑ML Vinyl chloride ❑MDL Acid-Extractable Compounds p-chloro-m-cresol o ML ❑MDL 2-chlorophenol ❑ML ❑MDL 2,4-dichlorophenol ❑ML ❑MDL 2,4-dimethylphenol ❑ML ❑MDL 4,6-dinitro-o-cresol ❑ML ❑MDL 2,4-dinitrophenol ❑ML ❑MDL 2-nitrophenol ❑ML ❑MDL 4-nitrophenol ❑ML ❑MDL ❑ML Pentachlorophenol ❑MDL Phenol ❑ML ❑MDL 2,4,6-trichlorophenol ❑ML ❑MDL Base-Neutral Compounds Acenaphthene o ML ❑MDL Acenaphthylene ❑ML ❑MDL Anthracene ❑ML ❑MDL Benzidine ❑ML ❑MDL Benzo(a)anthracene ❑ML ❑MDL Benzo(a)pyrene ❑ML ❑MDL 3,4-benzofluoranthene ❑ML ❑MDL EPA Form 3510-2A(Revised 3-19) Page 15 EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A Modified March 2021 NC0044962 North Stokes High School TABLE C. EFFLUENT PARAMETERS FOR SELECTED POTWS Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method1 (include units) Value Units Value Units Samples Benzo(ghi)perylene ❑ML ❑MDL Benzo(k)fluoranthene ❑ML ❑MDL Bis(2-chloroethoxy)methane ❑ML ❑MDL Bis(2-chloroethyl)ether ❑ML ❑MDL Bis(2-chloroisopropyl)ether ❑ML ❑MDL Bis(2-ethylhexyl)phthalate ❑ML ❑MDL 4-bromophenyl phenyl ether ❑ML ❑MDL Butyl benzyl phthalate ❑ML 0 MDL 2-chloronaphthalene ❑ML 0 MDL 4-chlorophenyl phenyl ether ❑ML ❑MDL Chrysene ❑ML ❑MDL di-n-butyl phthalate ❑ML ❑MDL di-n-octyl phthalate ❑ML ❑MDL Dibenzo(a,h)anthracene ❑ML ❑MDL 1,2-dichlorobenzene ❑ML ❑MDL 1,3-dichlorobenzene ❑ML ❑MDL ❑ML 1,4-dichlorobenzene ❑MDL 3,3-dichlorobenzidine ❑ML ❑MDL Diethyl phthalate ❑ML ❑MDL Dimethyl phthalate ❑ML ❑MDL 2,4-dinitrotoluene ❑ML ❑MDL _ 2,6-dinitrotoluene ❑ML ❑MDL EPA Form 3510-2A(Revised 3-19) Page 16 EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A NC0044962 North Stokes High School Modified March 2021 TABLE C.EFFLUENT PARAMETERS FOR SELECTED POTWS Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method1 (include units) Value Units Value Units Samples ❑ML 1,2-diphenylhydrazine ❑MDL • 0 ML Fluoranthene o MDL ❑ML Fluorene ❑MDL ❑ML Hexachlorobenzene ❑MDL ❑ML Hexachlorobutadiene o MDL ❑ML Hexachlorocyclo-pentadiene ❑MDL ❑ML Hexachloroethane ❑MDL ❑ML Indeno(1,2,3-cd)pyrene ❑MDL ❑ML Isophorone ❑MDL ❑ML Naphthalene ❑MDL ❑ML Nitrobenzene o MDL ❑ML N-nitrosodi-n-propylamine ❑MDL ❑ML N-nitrosodimethylamine ❑MDL ❑ML N-nitrosodiphenylamine ❑MDL 0 ML Phenanthrene o MDL ❑ML Pyrene ❑MDL ❑ML 1,2,4-trichlorobenzene ❑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). EPA Form 3510-2A(Revised 3-19) Page 17 NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A NC0044962 North Stokes High School Modified March 2021 TABLE D.ADDITIONAL POLLUTANTS AS REQUIRED BY NPDES PERMITTING AUTHORITY Maximum Daily Discharge Average Daily Dischar a Analytical ML or MDL Pollutant Number of (list) Value Units Value Units Samples Method', (include units) ❑ No additional sampling is required by NPDES permitting authority. ❑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 Cl 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 Sludge Management Plan North Stokes High School NPDES Permit No. NC 0044962 Sludge from the North Stokes High School wastewater treatment plant are disposed of in the following manner: Solids are collected in the sludge holding tank and digested aerobically. The tanks are pumped semi-annually by Green Way Solutions Group from Concord, NC and sludge is taken to either Winston-Salem or Concord. 1 r--- -.;:,0,(-7..7--7•\'', -ik -,`--Ii it ipif ,.„ .,,, ....____, ../ , - .. ,., ‘., .._,...„... ,,,,;,..------, . i,, -...-.';,-.-. ,-,, * l'//Z,"-----/ \,- ` _, '. ( ( • \N- --- \ 1,-, ,--7 )\ --' ----=!:-..:_;___ ; ( ( ( (---- , vo . • \ •\'' 9 ' '-'-------"\ ---:,, --'),3 i \• & ..•' 111 . .. , ..,• / 41 .0iii.it) .\\ \‘‘ . ...• , ,) ---. • • ---,----- .., .....-_,/t, .v:.,...---_., , .•: .._ ,---,-;— • _ 1 Ir`\\\*7-' -\.i •. `7 tt __,/ed.'IrT'''.4j / i r..,...,.,c,„6--,,--.....,I,'--..-V''II ill I.•el. 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