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HomeMy WebLinkAboutNC0083925_Renewal (Application)_20230623ROY COOPER Govemor ELIZABETH S. BISER Secretary RICHARD E. ROGERS, JR. Director Aqua North Carolina, Inc. Attn: Amanda Berger 202 Mackenan Dr Cary, NC 27511-6447 Subject: Permit Renewal Application No. NCO083925 Salem Glen Subdivision WWTP Davidson County Dear Applicant: NORTH CAROLINA Environmental Quality June 21, 2023 Laserfiche The Water Quality Permitting Section acknowledges the June 15, 2023, 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. 150E-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://dgq.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. ec: WQPS Laserfiche File w/application ISincerely, Wren h Ci1 ford Administrative Assistant Water Quality Permitting Section kzV North Carolina Department of ErMronmenW QLW" I D ybdon of Water Resources Winston-Salem Regional Office 1 450 Vim Haries MM Road Suhe 300 1 Winston-Salem, North Carolina 27105 336.776,9800 Laserfiche AQUA- 4 Esserna{ June 15, 2023 RECEIVED JUN 2 3 2023 NCDEQ/DWR/NPDES NC Department of Environment and Natural Resources Division of Water Quality NPDES Unit 1617 Mail Service Center Raleigh, NC 27699-1617 Subject: Application for Permit Renewal Aqua North Carolina, Inc. Salem Glen Subdivision WWTP NPDES No. NCO083925 Forsyth County To Whom It May Concern: Attached are three (3) copies of the completed application Modification Application Form 2A, flow diagram, and a topographic map. This letter and attachments are Aqua North Carolina's request to renew the subject permit. If you need any additional information or assistance, please feel free to contact me at aaberger@aquaamerica.com. Sincerely, Amanda Berger Director, Environmental Compliance North Carolina Department of Environmental Quality Division of Water Resources Modified Application Form 2A Revised March 2021 Modified Application Form 2A Minor Sewage Facilities < 0.1 MGD and No Pretreatment Program NPDES Permitting Program 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 NCO083925 Salem Glen 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 nay result in denial of the application.) SECTION• 1.1 INFORMATION •• r Facility name Salem Glen Subdivision WWTP Mailing address (street or P.O. box) 202 Mackenan Court City or town State ZIP code o Cary NC 27S11 EContact name (first and last) Title Phone number Email address w c Amanda Berger Director, Environmental Comr (919) 653-6965 aaberger@aquaamerica.com Location address (street, route number, or other specific identifier) ❑ Same as mailing address cc U- 5075 Salem Glen Blvd City or town State ZIP code Lexington NC 27292 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 A cCity or town State ZIP code w c ' Contact name (first and last) Title Phone number Email address Q c 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 0 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 c water) control) d E c NCO08392S o ❑ PSD (air emissions) ❑ Nonattainment program (CAA) ❑ NESHAPs (CAA) c uu rn y ❑ Ocean dumping (MPRSA) ❑ Dredge or fill (CWA Section ❑ Other (specify) w 404) Page 1 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen 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 ercentage) 371 100 % separate sanitary sewer E1 Own El Maintain % combined storm and sanitary sewer ❑ Own ❑ Maintain d ❑ Unknown ❑ Own ❑ Maintain co % separate sanitary sewer ❑ Own ❑ Maintain % combined storm and sanitary sewer ❑ Own ❑ Maintain ❑ Unknown ❑ Own ❑ Maintain a% separate sanitary sewer ❑ Own El Maintain % combined storm and sanitary sewer ❑ Own ❑ Maintain ❑ Unknown ❑ Own ❑ Maintain d% separate sanitary sewer ❑ Own ❑ Maintain % combined storm and sanitary sewer ❑ Own ❑ Maintain c ❑ Unknown ❑ Own ❑ Maintain Total 371 Population 0 Served Combined Storm and Separate Sanitary Sewer System Sanitary Sewer Total percentage of each type of 100 % ° sewer line in miles)�0 Z7 1.8 Is the treatment works located in Indian Country? c v ❑ Yes El No 0 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 0.1 mgd Annual Average Flow Rates Actual y Two Years Ago Last Year This Year 0 0.06 mgd 0.06 mgd 0.06 mgd U" Maximum Daily Flow Rates Actual Two Years Ago Last Year This Year 0.01 mgd 0.1 mgd 0.087 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 o, Treated Effluent Untreated Effluent Combined Sewer Bypasses Emergency s Overflows Overflows c 1 Page 2 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen WWTP 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 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 ElContinuous gpd N ❑ Intermittent s 1.14 Is wastewater applied to land? ❑ Yes No + SKIP to Item 1.16. 1.15 Provide the land application site and discharge data requested below. C Land Application Site and Discharge Data o 0 ! Average Daily Volume Continuous or Location Size Applied Intermittent �, check one o acres gpd ❑ Continuous ❑ Intermittent ❑ Continuous c acres gpd ❑ Intermittent acres ❑ Continuous gpd ❑ Intermittent 1.16 Is effluent transported to another facility for treatment prior to discharge? o ❑ Yes ElNo + 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 ❑ No + SKIP to Item 1.20. 1.19 Provide information on the transporter 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 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen 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 7J Facility name Mailing address (street or P.O. box) ` c City or town State ZIP code 0 Contact name (first and last) Title rp Phone number Email address NPDES number of receiving facility (if any) ❑ None Average daily flow rate mgd c 1.21 Is the wastewater disposed of in a manner other than those already mentioned in Items 1.14 through 1.21 that do not have outlets to waters of the State of North Carolina (e.g., underground percolation, underground injection)? ❑ Yes ❑✓ No 4 SKIP to Item 1.23. es 0 1.22 Provide information in the table below on these other disposal methods. Information on Other Disposal Methods = Disposal Location of Size of Annual Average Continuous or Intermittent a a Method Disposal Site Disposal Site Daily Discharge (check one) Description Volume acres gpd ❑ Continuous ❑ Intermittent acres gp d ❑ Continuous ❑ Intermittent acres gp d ElContinuous ❑ 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.) w ❑ Discharges into marine waters (CWA El 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 +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 o Contractor name (company name Mailing address street or P.O. box City, state, and ZIP code c Contact name (first and U last Phone number Email address Operational and maintenance responsibilities of contractor Page 4 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen WWTP Modified March 2021 SECTION11 • •' • 1 o 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? rn c ✓❑ Yes ❑ No + SKIP to Section 3. c 2.2 Provide the treatment works' current average daily volume of inflow Average Daily Volume of Inflow and Infiltration and infiltration. N/A gpd 5 Indicate the steps the facility is taking to minimize inflow and infiltration. RCurrent peaking factor is < 1 at 0.27 3 0 a= c t 2.3 Have you attached a topographic map to this application that contains all the required information? (See instructions for CL specific requirements.) R o CL 0 Yes ❑ No E 2.4 Have you attached a process flow diagram or schematic to this application that contains all the required information? c o� (See instructions for specific requirements.) LL ! c ❑✓ Yes ❑ No 2.5 Are improvements to the facility scheduled? ❑ Yes El No + SKIP to Section 3. Briefly list and describe the scheduled improvements. 0 c 1. ,r c m E a 2. E w 0 y 3. m V 0 w 4. H v 2.6 Provide scheduled or actual dates of completion for improvements. Scheduled or Actual Dates of Completion for Improvements E o, Scheduled Affected Begin End Begin Attainment of > o CL Improvement Outfalls (list o Construction Construction Discharge Operational Level E (from above) number) ) (MM/DD/YYYY) (MM/DD/YYYY) (MM/DD/YYYY) MM/DD/YYYY v m v as L N 2. 3. 4. 2.7 Have appropriate permits/clearances concerning other federal/state requirements been obtained? Briefly explain your response. ❑ Yes ❑ No 21 None required or applicable Explanation: Page 5 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen WWTP Modified March 2021 SECTION•' • ON • 1 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 NC County Forsyth C City or town Kernersville 0 3 Distance from shore a C Depth below surface ft. ft. ft. c Average daily flow rate 0.05 mgd mgd mgd Latitude 35° 98' 58" ° Longitude 80° 38' 26" " 3.2 Do any of the outfalls described under Item 3.1 have seasonal or periodic discharges? 9 c ❑ Yes ❑ No 4 SKIP to Item 3.4. m 3.3 If so, provide the following information for each applicable outfall. z a Outfall Number Outfall Number Outfall Number 0 Number of times per year 0 .� discharge occurs a Average duration of each o discharge (specify units cAverage flow of each mgd mgd mgd w 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 d h c 3.6 Does the treatment works discharge or plan to discharge wastewater to waters of the State of North Carolina from In, one or more discharge points? L w ❑ Yes ❑ No 4SKIP to Section 6. Page 6 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen 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 Yadkin PD River Basin Name of watershed, river, 0 or stream system Yadkin River U.S. Soil Conservation Service 14-digit watershed o code Name of state 3 rn management/river basin 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 001 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 El Secondary ❑ Secondary ❑ Secondary ❑ Advanced ❑ Advanced ❑ Advanced ❑ Other (specify) ❑ Other (specify) ❑ Other (specify) 0 a Design Removal Rates by Outfall 001 N D1 BOD5 or CBOD5 85 % % % c d E m TSS 85 % % % • Not applicable ❑ Not applicable ❑ Not applicable Phosphorus % % % 0 Not applicable ❑ Not applicable ❑ Not applicable Nitrogen /o ° ° /o ° /o Other (specify) ❑ Not applicable ❑ Not applicable ❑ Not applicable Page 7 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen 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. UV disinfection with tablet chlorination as backup. I c � c Outfall Number 001 Outfall Number Outfall Number g Q Disinfection type UV Disinfection with tablet U Cn chlorination/dechlorination Seasons used all E Dechlorination used? ❑ Not applicable ❑ Not applicable ❑ Not applicable ~ 0 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? 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 001 Outfall Number Outfall Number Acute Chronic Acute Chronic Acute Chronic Number of tests of discharge i water 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 + Complete Table B, including chlorine. ❑ No + 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? Z 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? additional sampling required by NPDES ❑ Yes ID permitting authority. Page 8 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen 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 + 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 MMIDDNM v a c c 0 c 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 SKIP to Item 3.26. 3.23 Describe the cause(s) of the toxicity: c d 3 LU W 3.24 Has the treatment works conducted a toxicity reduction evaluation? ❑ Yes r❑ No 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 ❑ Not applicable because previously submitted information to the NPDES permittin authori . Page 9 NPDES Permit Number Facility Name Modified Application Form to NCO083925 Salem Glen WWTP Modified March 2021 SECTIONti 6.1 CERTIFICATION STATEMENT (40 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 ✓❑ w/ topographic map ❑ w/ process flow diagram Information ❑ w/ additional attachments ❑✓ w/ Table A ❑ w/ Table D ❑ Section 3: Information on ✓❑ w/ Table B ❑ w/ additional attachments Effluent Discharges E ❑ w/ Table C d -- U) Section 4: Not Applicable c 0 �a i= Section 5: Not Applicable r d v Section 6: Checklist and ❑ ✓❑ w/ attachments w 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 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. 1 am 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 Amanda Berger Environmental Compliance Director Signature Date signed —A-P�'Uc&a— 06/15/2023 Page 10 NPDES Permit Number Facility Name Outfall Number NC0083925 Salem Glen WWTP 001 Modified Application Form 2A Modified March 2021 Pollutant Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Method' (include units) Value Units Value Units Samb lest Biochemical oxygen demand 0 BOD5 or ❑ CBOD5 (report one 41.8 mg/L 6.26 mg/L 235 OML SM5201B 2 O MDL Fecal coliform 350 #/loom[ 42.8 #/loom[ 223 SM9222D;Coliert 18 1 OML p MDL Design flow rate 0.19 MGD 0.062 MGD 1589 1151 pH (minimum) 7.4 pH (maximum) 7.4 Temperature (winter) 9 Celsius 14 Celsius Temperature (summer) 30 Celsius 18.7 Celsius 1151 Total suspended solids (TSS) 40 mg/L 6.2 mg/L 235 SM2540D 2 O 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 DES Permit Number Facility Name Outfall Number Modified Application Form 2A Salem Glen WWTP Modified March 2021 NCO083925 001 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Value Units Value Units Number Pollutant Methods (Include units) Samples Ammonia (as N) 4.88 mg/L 2.5 mg/L 83 ASTMD142608A OML 0.2 p MDL Chlorine total residual, TRC 2 45 ug/L 29.7 ug/L 57 ❑ ML ❑ MDL Dissolved oxygen N/A mg/L N/A mg/ L 0 ❑ MDL Nitrate/nitrite 37.7 mg/L 14.1 mg/L 53 SM450ONO3E ❑ ML O MDL Kjeldahl nitrogen 43.1 mg/L 10.45 mg/L 53 SM4500; EPA 351.2 OML 0.14;0.26 2 MDL Oil and grease N/A OML ❑ MDL Phosphorus 7.27 mg/L 4.38 mg/L 54 SM4500; EPA 351.2 0.16 OML O MDL Total dissolved solids N/A ❑ ML ❑ MDL t 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 1, 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 NCO083925 Salem Glen WWTP 001 Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant rMetals,Cyanide, Value Units Value Units Number of Method' (include units) Samples and Total Phenols Hardness (as CaCO3) ❑ ML Z MDL ❑ ML Antimony, total recoverable ❑ MDL Arsenic, total recoverable ❑ ML ❑ MDL Beryllium, total recoverable ❑ ML ❑ MDL Cadmium, total recoverable ❑ ML ❑ MDL Chromium, total recoverable ❑ ML ❑ MDL Copper, total recoverable ❑ ML t7 MDL Lead, total recoverable ❑ ML t7 MDL Mercury, total recoverable ❑ ML ❑ 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 0 MDL Cyanide ❑ ML ❑ MDL Total phenolic compounds ❑ ML ❑ MDL Volatile Organic Compounds Acrolein ❑ ML ❑ MDL Acrylonitrile _ ❑ ML ❑ 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 NC0O83925 Salem Glen WWTP 001 Modified March2021 ASNAWANOSM Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method' (include units) Value Units Value Units Samples Carbon tetrachloride 12-chloroethylvinyl El ML ❑ MDL Chlorobenzene ❑ ML ❑ MDL Chlorodibromomethane ❑ ML ❑ MDL Chloroethane ❑ ML ❑ MDL ether 0 ML ❑ MDL Chloroform El ML ❑ MDL Dichlorobromomethane ❑ ML ❑ MDL 1, 1 -dichloroethane ❑ MI ❑ MDL 1,2-dichloroethane ❑ ML ❑ MDL trans-1,2-dichloroethylene 0 ML ❑ MDL 1, 1 -dichloroethylene 0 ML ❑ MDL 1,2-dichloropropane 0 ML ❑ MDL 0 ML 1,3-dichloropropylene ❑ MDL 0 ML Ethylbenzene ❑ MDL 0 ML Methyl bromide ❑ MDL 0 MIL Methyl chloride ❑ MDL El ML Methylene chloride ❑ MDL 1,1,2,2-tetrachloroethane ❑ ML ❑ MDL 0 ML Tetrachloroethylene ❑ MDL ❑ ML Toluene ❑ MIX ❑ ML 1,1,1-trichloroethane ❑ MDL ❑ ML 1,1,2-trichloroethane El MDL EPA Form 3510-2A (Revised 3-19) Page 14 EPA Identification Number NPDES Permit Number Facility Name Ouffall Number Modified Application Form 2A NCO083925 Salem Glen W WTP 001 Modified March 2021 if • ' it Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method' (include units) Value Units Value Units Trichloroethylene - - - ❑ ML _ ❑ MDL Vinyl chloride ❑ ML - — -- — ❑ MDL Acid -Extractable Compounds p-chloro-m-cresol ❑ ML ❑ MDL 2-chlorophenol ❑ ML _ ❑ MDL ❑ ML 2,4-dichlorophenol ❑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 Pentachlorophenol ❑ ML ❑ MDL Phenol ❑ ML ❑ MDL 2,4,6-trichlorophenol ❑ ML ❑ MDL Base -Neutral Compounds Acenaphthene ❑ 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 NCO083925 Salem Glen WWTP 001 Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method' (include units) Value Units Value Units Samples EJ ML ❑ MDL Benzo(ghi)perylene Benzo(k)fluoranthene 0 ML ❑ MDL Bis (2-chloroethoxy) methane 0 ML ❑ MDL Bis (2-chloroethyl) ether 0 ML ❑ MDL Bis (2-chloroisopropyl) ether 11 ML ❑ MDL Bis (2-ethylhexyl) phthalate 0 ML ❑ MDL 4-bromophenyl phenyl ether 0 ML ❑ MDL Butyl benzyl phthalate C1 ML ❑ MDL 2-chloronaphthalene 11 ML ❑ MDL 4-chlorophenyl phenyl ether ❑ ML ❑ MDL Chrysene ❑ ML ❑ MDL di-n-butyl phthalate 0 ML ❑ MDL di-n-octyl phthalate CIML ❑ MDL Dibenzo(a,h)anthracene 11 ML ❑ MDL 1,2-dichlorobenzene ❑ ML ❑ MDL ❑ ML 1,3-dichlorobenzene ❑ MDL ❑ ML 1,4-dichlorobenzene ❑ MDL ❑ ML 3,3-dichlorobenzidine ❑ MDL 0 ML Diethyl phthalate ❑ MDL Dimethyl phthalate 0 ML ❑ MDL 2,4-dinitrotoluene ❑ ML ❑ MDL El ML 2,6-dinitrotoluene ❑ MDL EPA Form 3510-2A (Revised 3-19) Page 16 EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A NC0083925 Salem Glen WWTP 001 Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method' (include units) Value Units j Value Units - samples ❑ ML 1,2-diphenylhydrazine ❑ MDL ❑ ML Fluoranthene — ❑ MDL Fluorene ❑ ML ❑ MDL Hexachlorobenzene 0 MIL ❑ MDL Hexachlorobutadiene ❑ ML _ ❑ MDL Hexachlorocyclo-pentadiene ❑ ML ❑ MDL Hexachloroethane ❑ ML ❑ MDL Indeno(1,2,3 cd)pyrene ❑ ML ❑ MDL Isophorone ❑ ML❑ MDL ❑ ML Naphthalene ❑ MDL Nitrobenzene ❑ ML ❑ MDL N-nitrosodi-n-propylamine ❑ ML ❑ MDL N-nitrosodimethylamine ❑ ML ❑ MDL N-nitrosodiphenylamine ❑ ML ❑ MDL Phenanthrene ❑ ML ❑ MDL Pyrene ❑ ML ❑ MDL 1,2,4-trichlorobenzene ❑ 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). EPA Form 3510-2A (Revised 3-19) Page 17 NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A NCO083925 Salem Glen WWTP Modified March 2021 Maximum Dail Dischar a Average Dail Discharge Pollutant Analytical ML or MDL Y Number of (list) Value Units Value Units Method' (include units) Samples ❑� No additional sampling is required by NPDES permitting authority. ❑ ML piC/L piC/L Calculated 0.01 p MDL ❑ ML mg/L mg/L DM4500CL-C 1 t7 MDL ❑ ML piC/L piC/L Calculated 0.01 p MDL piC/L piC/L Calculated ❑ ML 0.01 H MDL piC/L piC/L EPA 904 0.01 ❑ ML 17 MDL ❑ ML piC/L piC/L EPA 904 0.01 l7 MDL piC/L piC/L EAP 905; ASTM D581 0.01 ❑ ML ❑ MDL El ML piC/L piC/L EPA 906 1 17 MDL ug/L ug/L EPA 200.8 0.01 ❑ MO I MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL Sampling shall be conducted according to sufficiently sensitive test procedures (i.e., methods) approved under 40 GFR 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 6LAL$ PLAN VIEW S : } 1fi - 1 -0 �4 nfv Pass 0 - pry ir110q NY Or 51116W.1a — -- —p¢I fxG[ 1 Vl,vlf OM[a ad ¢. �p7.16 pNifi nOfi ¢ �OI.IS "O 110 fi t -... � .0f�1149e}e} lOP Et. 100.50 1 �e01Jq v-sOsdr [1tt n.a� — 10[NM! UV [tea r0�1 i m[ a m[ a - 100 ' nnac mt -DWR ______ �iW a. ".?emN ru�v w clgnoN 100 NOUKK y, __ c_ PIIPSEIIOY _ s�i _.. _ ptw SPI" N.7.»I.W pIE ➢1.11 MN.M9)ls 90 90 ' a 1 r 80 i i i I i i; 80 70 70 60 60 HYDRAULIC PROFILE NO SCuf HORIZONTAL i' _ IO' VER AOUA,. 4 Essentta June 15, 2023 NC Department of Environment and Natural Resources Division of Water Quality NPDES Unit 1617 Mail Service Center Raleigh, NC 27699-1617 Subject: Application for Permit Renewal Aqua North Carolina, Inc. Salem Glen Subdivision WWTP NPDES No. NCO083925 Forsyth County To Whom It May Concern: Attached are three (3) copies of the completed application Modification Application Form 2A, flow diagram, and a topographic map. This letter and attachments are Aqua North Carolina's request to renew the subject permit. If you need any additional information or assistance, please feel free to contact me at aaberger@aquaamerica.com. Sincerely, Amanda Berger Director, Environmental Compliance North Carolina Department of Environmental Quality Division of Water Resources Modified Application Form 2A Revised March 2021 Modified Application Form 2A Minor Sewage Facilities < 0.1 MGD and No Pretreatment Program NPDES Permitting Program 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 NCO083925 Salem Glen 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.) SECTI•N 1. BASIC APPLICATION•• • •• r 1.1 Facility name Salem Glen Subdivision WWTP Mailing address (street or P.O. box) 202 Mackenan Court City or town State ZIP code o Cary NC 27511 Contact name (first and last) Title Phone number Email address 0 _c Amanda Berger Director, Environmental Comr (919) 653-6965 aaberger@aquaamerica.com ' Location address (street, route number, or other specific identifier) ❑ Same as mailing address m W 5075 Salem Glen Blvd City or town State ZIP code Lexington NC 27292 1.2 Is this application for a facility that has yet to commence discharge? ❑ Yes -* See instructions on data submission ❑ No requirements for new dischargers. 1.3 Is applicant different from entity listed under Item 1.1 above? ❑ Yes 0 No 4 SKIP to Item 1.4. Applicant name Applicant address (street or P.O. box) 0 c w City or town State ZIP code w Contact name (first and last) Title Phone number Email address .Q c 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 El 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. E d Existing Environmental Permits ✓❑ NPDES (discharges to surface ❑ RCRA (hazardous waste) ❑ UIC (underground injection water) control) E c NCO083925 ❑ PSD (air emissions) ❑ Nonattainment program (CAA) ❑ NESHAPs (CAA) c w rn y ❑ Ocean dumping (MPRSA) ❑ Dredge or fill (CWA Section ❑ Other (specify) w 404) Page 1 NPDES Permit Number Facility Name Modified Application Form 2A NC0083925 Salem Glen 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) 371 100 % separate sanitary sewer El Own ❑ Maintain Z% combined storm and sanitary sewer ❑ Own El Maintain d ❑ Unknown ❑ Own ❑ Maintain % separate sanitary sewer ❑ Own ❑ Maintain R% combined storm and sanitary sewer ❑ Own ❑ Maintain ❑ Unknown ❑ Own ❑ Maintain % separate sanitary sewer ❑ Own ❑ Maintain ri % combined storm and sanitary sewer ❑ Own ❑ Maintain cc ❑ Unknown ❑ Own ❑ Maintain 2 % separate sanitary sewer ❑ Own ❑ Maintain N% combined storm and sanitary sewer ❑ Own ❑ Maintain ❑ Unknown ❑ Own ❑ Maintain 0 Total 371 d Population L) Served Combined Storm and Separate Sanitary Sewer System Sanitary Sewer Total percentage of each type of 100 % % sewer line in miles z' 1.8 Is the treatment works located in Indian Country? o ❑ Yes 0 No r— 1.9 Does the facility discharge to a receiving water that flows through Indian Country? c ❑ Yes 0 No 1.10 Provide design and actual flow rates in the designated spaces. Design Flow Rate 0.1 mgd w Annual Average Flow Rates Actual Two Years Ago Last Year This Year c o 0.06 mgd 0.06 mgd 0.06 mgd Ua:Maximum DailyFlow Rates Actual in Two Years Ago Last Year This Year 0.01 mgd 0.1 mgd 0.087 mgd y 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 a Constructed r= Treated Effluent Untreated Effluent Combined Sewer Bypasses Emergency T a Overflows Overflows V) G 1 Page 2 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen WWTP 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 + 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 i ❑ Continuous gpd ❑ Intermittent ❑ Continuous gpd n ❑ Intermittent r 1.14 Is wastewater applied to land? j ❑ Yes ❑r No 4 SKIP to Item 1.16. c1.15 Provide the land application site and discharge data requested below. Land Application Site and Discharge Data o o Average Daily Volume Continuous or Location Size Intermittent d CD A lied Pp check one acres gpd ❑ Continuous 0 ❑ Intermittent r acres d gpd ❑ Continuous ❑ Intermittent acres d ❑ Continuous gpd ❑ Intermittent 1.16 Is effluent transported to another facility for treatment prior to discharge? o ElYes ❑ No + SKIP to Item 1.21. i I i 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 + SKIP to Item 1.20. 1.19 Provide information on the transporter 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 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen 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 o Facility name Mailing address (street or P.O. box) d 0 City or town State ZIP code 0 U Contact name (first and last) Title 0 d Phone number Email address Cn a NPDES number of receiving facility (if any) ❑ None Average daily flow rate mgd 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 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. U 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 r Method Disposal Site Disposal Site Daily Discharge (check one) R Description Volume ❑ Continuous w acres gp d ❑ Intermittent ❑ Continuous 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. N Consult with your NPDES permitting authority to determine what information needs to be submitted and when.) „ ❑ Discharges 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 R 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 � Contractor name (company name I _ E Mailing address street or P.O. box `o City, state, and ZIP Q code Contact name (first and cEZ c� last Phone number Email address Operational and maintenance responsibilities of contractor Page 4 NPDES Permit Number Facility Name Modified Application Form 2A NCO08392S Salem Glen WWTP Modified March 2021 SECTION1I • •' • 1 0 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 ❑ No 4 SKIP to Section 3. c 2.2 Provide the treatment works' current average daily volume of inflow Average Daily Volume of Inflow and Infiltration w and infiltration. N/A gpd 5 Indicate the steps the facility is taking to minimize inflow and infiltration. c Current peaking factor is < 1 at 0.27 3 0 w c L 2.3 Have you attached a topographic map to this application that contains all the required information? (See instructions for CL specific requirements.) 0 0 0 0 Yes ❑ No E 2.4 Have you attached a process flow diagram or schematic to this application that contains all the required information? 3 m 0 (See instructions for specific requirements.) 0n LL /! o ❑✓ Yes ❑ No 2.5 Are improvements to the facility scheduled? ❑ Yes ❑ No + SKIP to Section 3. Briefly list and describe the scheduled improvements. 0 c m E c. 2. E 0 0 y 3. d U 4. Cn v R 2.6 Provide scheduled or actual dates of completion for improvements. Scheduled or Actual Dates of Completion for Im rovements E d Scheduled Affected Begin End Begin Attainment of > o Improvement Outfalls Construction Construction Discharge Operational CL E (from above) (list ) I number) (MM/DD/YYYY) (MM/DD/YYYY) (MM/DD/YYYY) Level Level d 2. s 3. 4. —T —T 2.7 Have appropriate permits/clearances concerning other federal/state requirements been obtained? Briefly explain your response. ❑ Yes ❑ No El None required or applicable Explanation: Page 5 NPDES Permit Number Facility Name Modified Application Form 2A NCO08392S Salem Glen WWTP Modified March 2021 SECTION•' • ON 1 1 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 NC County Forsyth w 0 City or town Kernersville c .Q Distance from shore ft. ft. ft. Depth below surface ft. ft. ft. 0 Average daily flow rate 0.05 mgd mgd mgd Latitude 35' 98' 58" Longitude 80' 38' 2611 3.2 Do any of the outfalls described under Item 3.1 have seasonal or periodic discharges? A o ❑ Yes No -* SKIP to Item 3.4. 3.3 If so, provide the following information for each applicable outfall. s Outfall Number Outfall Number Outfall Number 0 a Number of times per year 0 discharge occurs a Average duration of each o discharge (specify units oAverage flow of each mgd mgd mgd U) discharge M Months in which discharge occurs 3.4 Are any of the outfalls listed under Item 3.1 equipped with a diffuser? ❑ Yes ❑✓ No SKIP to Item 3.6. d 3.5 Briefly describe the diffuser type at each applicable outfall. Outfall Number Outfall Number Outfall Number 0 vi 3 6 Does the treatment works discharge or plan to discharge wastewater to waters of the State of North Carolina from to one or more discharge points? Y ❑ Yes ❑ No 4SKIP to Section 6. RECEIVED JUN 2 3 2023 Page 6 N — --'-'-0/DWR/NPDES NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen 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 Yadkin PD River Basin Name of watershed, river, 0 or stream system Yadkin River U.S. Soil Conservation y Service 14-digit watershed o code Name of state rn management/river basin U.S. Geological Survey 8-digit hydrologic d 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 001 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 El Secondary ❑ Secondary ❑ Secondary ❑ Advanced ❑ Advanced ❑ Advanced ❑ Other (specify) ❑ Other (specify) ❑ Other (specify) 0 Q Design Removal Rates by Outfall ooa a� BOD5 or CBOD5 85 % % % c d E m TSS 85 % % % H 0 Not applicable ❑ Not applicable ❑ Not applicable Phosphorus % % ° /o • Not applicable ❑ Not applicable ❑ Not applicable Nitrogen % % % Other (specify) ❑ Not applicable ❑ Not applicable ❑ Not applicable Page 7 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen 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. UV disinfection with tablet chlorination as backup. a _ .c 0 U = Outfall Number 001 Outfall Number Outfall Number ZL Disinfection type UV Disinfection with tablet U chlorination/dechlorination 0 Seasons used All d E Dechlorination used? ❑ Not applicable ❑ Not applicable ❑ Not applicable ~ 0 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? 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 001 Outfall Number Outfall Number Acute Chronic Acute Chronic Acute Chronic is Number of tests of discharge water 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 + 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 O No additional sampling required by NPDES permitting authority. Page 8 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen 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 0 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 MWDDNYYY 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? c ❑ Yes ❑ No 4 SKIP to Item 3.26. 3.23 Describe the cause(s) of the toxicity: d w 3.24 Has the treatment works conducted a toxicity reduction evaluation? ❑ Yes r❑ No 4 SKIP to Item 3.26. I� 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 El Not applicable because previously submitted information to the NPDES permittinq authority. Page 9 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen WWTP Modified March 2021 SECTION. CHECKLIST AND CERTIFICATION STATEMENT (40 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) El w/ additional attachments Informationforfor All A licants ❑ Section 2: Additional ✓❑ w/ topographic map ❑ w/ process flow diagram Information ❑ w/ additional attachments ✓❑ w/ Table A ❑ w/ Table D ❑ Section 3: Information on ✓❑ w/ Table B ❑ w/ additional attachments Effluent Discharges E ❑ w/ Table C d io Section 4: Not Applicable 0 R Section 5: Not Applicable ,C m c� ❑ Section 6: Checklist and ❑ w/ attachments �? Certification Statement Y 6.2 Certification Statement 1 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 for knowing violations. Name (print or type first and last name) Official title Amanda Berger Environmental Compliance Director Signature Date signed C(iLcf?A 9� i�v2J 06/15/2023 Page 10 NPDES Permit Number Facility Name Outfall Number NCO083925 Salem Glen WWTP 001 Modified Application Form 2A Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Value Units Pollutant Numbers Method' (include units ) Value Units Samples _ Biochemical oxygen demand O BOD5 or ❑ CBOD5 41.8 mg/L OML 6.26 mg/L 235 SM5201B 2 O MDL (report one Fecal coliform 350 #/100ml 42.8 #/100ml 223 SM9222D;Coliert 18 1 OML O MDL Design flow rate 0.19 MGD 0.062 MGD 1589 pH (minimum) 7.4 pH (maximum) 7.4 Temperature (winter) 9 Celsius 14 Celsius 1151 Temperature (summer) 30 Celsius 18.7 Celsius 1151 Total suspended solids (TSS) 40 mg/L 6.2 mg/L 235 SM2540D 2 OML O 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 EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A NCO083925 I Salem Glen WWTP 001 Modified March 2021 •• '• • • • •' 1 1 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Value Units Number of Pollutant Value Units Method' (include units) Samples Ammonia (as N) 4.88 mg/L 2.5 mg/L 83 ASTMD142608A 0 ML 0.2 Z MDL Chlorine El ML total residual, TRC 2 45 ug/L 29.7 ug/L 57 ❑ MDL Dissolved oxygen N/A mg/L N/A mg/ L 0 DMIL ❑ MDL Nitrate/nitrite 37.7 mg/L 14.1 mg/L 53 SM450ONO3E OML O MDL Kjeldahl nitrogen 43.1 mg/L 10.45 mg/L 53 SM4500; EPA 351.2 OML 0.14;0.26 21 MDL ❑ ML Oil and grease N/A ❑ MDL Phosphorus 7.27 mg/L 4.38 mg/L 54 SM4500; EPA 351.2 -F 0.16 OML MDL ❑ ML Total dissolved solids N/A I ❑ MDL I 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 NC0083925 Salem Glen WWTP 001 Modified March 2021 Maximum Daily Discharge Average Daily Discharge Pollutant Analytical ML or MDL Value Units Value Units Number of Method' (include units) Samples Metals, Cyanide, and Total Phenols Hardness (as CaCO3) �— ❑ ML 0 MDL Antimony, total recoverable ❑ ML ❑ MDL Arsenic, total recoverable ❑ ML ❑ MDL Beryllium, total recoverable ❑ ML ❑ MDL Cadmium, total recoverable ❑ ML ❑ MDL Chromium, total recoverable ❑ ML ❑ MDL Copper, total recoverable ❑ ML 0 MDL Lead, total recoverable ❑ ML O MDL Mercury, total recoverable ❑ ML ❑ 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 O MDL Cyanide ❑ ML ❑ MDL Total phenolic compounds El ML ❑ MDL Volatile Organic Compounds Acrolein ❑ ML ❑ MDL Acrylonitrile ❑ ML ❑ 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 NCO083925 Salem Glen WWTP 001 Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Method' (include units) Number of Value Units Value Units Samples Carbon tetrachloride El ML ❑ MDL Chlorobenzene ❑ ML ❑ MDL Chlorodibromomethane ❑ ML ❑ MDL ❑ ML Chloroethane ❑ MDL 0 ML 2-chloroethylvinyl ether ❑ MDL ❑ ML Chloroform ❑ MDL ❑ ML Dichlorobromomethane ❑ MDL 1, 1 -dichloroethane ❑ ML ❑ MDL ❑ ML 1,2-dichloroethane ❑ MDL 0 ML trans-1,2-dichloroethylene ❑ MDL 0 ML 1,1-dichloroethylene ❑ MDL ❑ ML 1,2-dichloropropane ❑ MDL El ML 1,3-dichloropropylene ❑ MDL 0 ML Ethylbenzene ❑ MDL ❑ ML Methyl bromide ❑ MDL 0 ML Methyl chloride ❑ MDL 0 ML Methylene chloride ❑ MDL ❑ ML 1,1,2,2-tetrachloroethane ❑ MDL ❑ ML Tetrachloroethylene ❑ MDL ❑ ML Toluene ❑ MDL ❑ ML 1, 1,1 -trichloroethane ❑ MDL ❑ 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 NCO083925 Salem Glen WWTP 001 Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Value Units Value Units Number of Method' (include units) ❑ ML Trichloroethylene _Samples.— — - —� ❑ MDL Vinyl chloride ❑ ML L ❑ MDL _ Acid -Extractable Compounds p-chloro-m-cresol ❑ 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 Pentachlorophenol ❑ ML ❑ MDL Phenol ❑ ML ❑ MDL 2,4,6-trichlorophenol El ML ❑ MDL Base -Neutral Compounds Acenaphthene ❑ 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 NC0O8392S Salem Glen WWTP 001 Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Method' (include units) Number of Value Units Value Units Samples Benzo(ghi)perylene ❑ ML ❑ MDL Benzo(k)fluoranthene 0 ML ❑ MDL Bis (2-chloroethoxy) methane El ML ❑ MDL Bis (2-chloroethyl) ether 0 ML ❑ MDL Bis (2-chloroisopropyl) ether 0 ML ❑ MDL Bis (2-ethylhexyl) phthalate 0 MIL ❑ MDL 4-bromophenyl phenyl ether 0 ML ❑ MDL Butyl benzyl phthalate 0 ML ❑ MDL 2-chloronaphthalene 0 ML ❑ MDL 4-chlorophenyl phenyl ether 0 ML ❑ MDL Chrysene ❑ ML ❑ MDL di-n-butyl phthalate ❑ MDL di-n-octyl phthalate ❑ MDL Dibenzo(a,h)anthracene 0 ML ❑ MDL 1,2-dichlorobenzene ❑ ML ❑ MDL 1,3-dichlorobenzene ❑ ML ❑ MDL 1,4-dichlorobenzene ❑ ML ❑ MDL 3,3-dichlorobenzidine ❑ ML ❑ MDL Diethyl phthalate 0 ML ❑ MDL Dimethyl phthalate El 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 NCO083925 Salem Glen WWTP 001 Modified March 202' •- Q -9 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method' (include units) Value Units Value Units Samples 1,2-diphenylhydrazine ❑ ML ❑ MDL ❑ MI Fluoranthene ❑ MDL Fluorene ❑ ML ❑ MDL Hexachlorobenzene El ML ❑MDL Hexachlorobutadiene _ ❑ ML ❑ MDL Hexachlorocyclo-pentadiene ❑ ML ❑ MDL Hexachloroethane ❑ ML ❑ MDL Indeno(1,2,3-cd)pyrene ❑ ML ❑ MDL Isophorone ❑ ML ❑ MDL Naphthalene ❑ ML ❑ MDL Nitrobenzene ❑ ML ❑ MDL N-nitrosodi-n-propylamine ❑ ML ❑ MDL N-nitrosodimethylamine ❑ ML ❑ MDL N-nitrosodiphenylamine ❑ ML ❑ MDL Phenanthrene ❑ ML ❑ MDL Pyrene ❑ ML ❑ MDL 0 1,2,4 trichlorobenzene ❑ 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). EPA Form 3510-2A (Revised 3-19) Page 17 NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A NCO083925 Salem Glen W WTP Modified March 2021 Maximum Dail Dischar a Avera a Dail Discharge Pollutant Anal tical ML or MDL y Number of (list) Value Units Value Units Method' (include units) Samples ❑� No additional sampling is required by NPDES permitting authority. ❑ ML piC/L piC/L Calculated 0.01 p MDL El ML mg/L mg/L DM4500CL-C 1 0 MDL ❑ ML piC/L piC/L Calculated 0.01 17 MDL ❑ ML piC/L piC/L Calculated 0.01 O MDL piC/L piC/L EPA 904 0.01 ML 0 MDL ❑ ML piC/L piC/L EPA 904 0.01 l7 MDL piC/L piC/L EAP 905; ASTM D581 0.01 ❑ ML ❑ MDL El ML piC/L piC/L EPA 906 1 [7 MDL ug/L ug/L EPA 200.8 0.01 ❑ ML !7 MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL I 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 requlreo under 40 CFR chapter I, subchapter N or 0. See instructions and 40 CFR 122.21(e)(3). Page 18 6LAti FLAN VIEW S U, 3/16-- 1 D- !Q M N]s 110 6. rvNr amn a Im.» v o1mEx wrw _ - 110 or ■eIYFASUPEWMT 90X x - j !cPWRAnw L � _ Sa11R'Al.! { UV ObWfECi10N - - - SNI[.9LY - — .� � E,8 100 �nn.ti zaK 1 :oc x. x 1 . _ . 9➢.Ie 100 L� O bT _� EfTLUEM _--{.. _.- - ,..�... 6 1••' WV W➢I.SJ w.. OUT 97.S5 90 �. om�.v-' -- °B �-- wa^rJ__P61,Li!90 1 x� 80 70 70 60 _ 60 HYDRAULIC PROFILE NO SLUE N RI20NTU 1- 10' V RTIGL AOUA- 4 _. ,..e. t;a June 15, 2023 NC Department of Environment and Natural Resources Division of Water Quality NPDES Unit 1617 Mail Service Center Raleigh, NC 27699-1617 Subject: Application for Permit Renewal Aqua North Carolina, Inc. Salem Glen Subdivision WWTP NPDES No. NCO083925 Forsyth County To Whom It May Concern: Attached are three (3) copies of the completed application Modification Application Form 2A, flow diagram, and a topographic map. This letter and attachments are Aqua North Carolina's request to renew the subject permit. If you need any additional information or assistance, please feel free to contact me at aaberger@aquaamerica.com. Sincerely, A4tCGLA 94' I�,' Amanda Berger Director, Environmental Compliance North Carolina Department of Environmental Quality Division of Water Resources Modified Application Form 2A Revised March 2021 Modified Application Form 2A Minor Sewage Facilities < 0.1 MGD and No Pretreatment Program NPDES Permitting Program 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 NCO083925 Salem Glen 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 r Facility name 1.1 Salem Glen Subdivision WWTP Mailing address (street or P.O. box) 202 Mackenan Court City or town State ZIP code o Cary NC 27511 EContact name (first and last) Title Phone number Email address c Amanda Berger Director, Environmental Comr (919) 653-6965 aaberger@aquaamerica.com Location address (street, route number, or other specific identifier) ❑ Same as mailing address R LL 5075 Salem Glen Blvd City or town State ZIP code Lexington NC 27292 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 + SKIP to Item 1.4. Applicant name Applicant address (street or P.O. box) .Q A € City or town State ZIP code w c y c� Contact name (first and last) Title Phone number Email address 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 0 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. E W Existing Environmental Permits a r❑ NPDES (discharges to surface ❑ RCRA (hazardous waste) ❑ UIC (underground injection water) control) NCO083925 c o ❑ PSD (air emissions) ❑ Nonattainment program (CAA) ❑ NESHAPs (CAA) w rn y ❑ Ocean dumping (MPRSA) ❑ Dredge or fill (CWA Section E] Other (specify) w 404) Page 1 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen 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 Il Own ❑ Maintain d 371 % combined storm and sanitary sewer ❑ Own ❑ Maintain Z d ❑ Unknown ❑ Own ❑ Maintain _ % separate sanitary sewer ❑ Own ❑ Maintain w % combined storm and sanitary sewer ❑ Own ❑ Maintain ❑ Unknown ❑ Own ❑ Maintain a% separate sanitary sewer ❑ Own ❑ Maintain combined storm and sanitary sewer ❑ Own ❑ Maintain ❑ Unknown ❑ Own ❑ Maintain d% separate sanitary sewer ❑ Own ❑ Maintain >, % combined storm and sanitary sewer ❑ Own ❑ Maintain ❑ Unknown ❑ Own ❑ Maintain Total 371 Population ci Served Combined Storm and Separate Sanitary Sewer System . Sanitary Sewer Total percentage of each type of 100 % ° /� sewer line in miles) Z' 1.8 Is the treatment works located in Indian Country? c c ❑ ❑ Yes No R1.9 Does the facility discharge to a receiving water that flows through Indian Country? E ❑ Yes El No 1.10 Provide design and actual flow rates in the designated spaces. Design Flow Rate 0.1 mgd Annual Average Flow Rates Actual Two Years Ago Last Year This Year c o 0.06 mgd 0.06 mgd0.06 mgd a� U- y Maximum Daily Flow Rates Actual d Two Years Ago Last Year This Year 0.01 mgd 0.1 mgd 0.087 mgd 1.11 Provide the total number of effluent discharge points to waters of the State of North Carolina by type. a Total Number of Effluent Discharge Points by Type a Constructed LM F Treated Effluent Untreated Effluent Combined Sewer Overflows Bypasses Emergency _ Overflows G 1 Page 2 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen WWTP Modified March2021 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 gp d ❑ Intermittent ❑ Continuous gpd ❑ Intermittent ElContinuous gpd 0 ❑ Intermittent s 1.14 Is wastewater applied to land? M ❑ Yes No SKIP to Item 1.16. c1.15 Provide the land application site and discharge data requested below. C Land Application Site and Discharge Data in 0 Average Daily Volume Continuous or Location Size Intermittent a, Applied check one y acres 9p d ❑ Continuous 0 ❑ Intermittent acres gp d El o ❑ Intermittent -0 acres gp d ❑ Continuous cc ❑ Intermittent 1.16 Is effluent transported to another facility for treatment prior to discharge? o ❑ Yes ❑ No -* 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 0 No + 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 NCO083925 Salem Glen 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. Receivinq F cilitv Data o Facility name Mailing address (street or P.O. box) City or town State ZIP code 0 U Contact name (first and last) Title 0 Phone number Email address M cNPDES number of receiving facility (if any) ❑ None Average daily flow rate mgd 2 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 0 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. U 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) R Description Volume ❑ Continuous w acres 9P d ❑ Intermittent 0 ❑ Continuous acres gpd ❑ Intermittent ❑ 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.) ,� ❑ Discharges 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 +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 o Contractor name j (company name Mailing address c street or P.O. box c City, state, and ZIP code Contact name (first and 0 last Phone number Email address Operational and maintenance responsibilities of contractor Page 4 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen WWTP Modified March 2021 SECTIONDD• •R• c 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? rn c ❑ Yes ❑ No + SKIP to Section 3. 2.2 Provide the treatment works' current average daily volume of inflow Average Dally Volume of Inflow and Infiltration c and infiltration. N/A gpd 5 Indicate the steps the facility is taking to minimize inflow and infiltration. Current peaking factor is < 1 at 0.27 3 0 c t 2.3 Have you attached a topographic map to this application that contains all the required information? (See instructions for CL specific requirements.) A rn� C Yes ❑ No Fo E 2.4 Have you attached a process flow diagram or schematic to this application that contains all the required information? c 2 (See instructions for specific requirements.) _ rn X ,R c 0 Yes ❑ No 2.5 Are improvements to the facility scheduled? ❑ Yes 0 No 4 SKIP to Section 3. Briefly list and describe the scheduled improvements. = 0 1. c m E ! a 2. E w 0 0 d 3. d rn 4. v A 2.6 Provide scheduled or actual dates of completion for improvements. = Scheduled or Actual Dates of Completion for Improvements m Scheduled Affected Begin End Begin Attainment of > o Improvement Outfalls (list outfall Construction Construction Discharge Operational Level (from above) number (MM/DD/YYYY) (MM/DD/YYYY) (MM/DD/YYYY) MM/DD/YYYY -o m v 1. m s 2. 3. 4. 2.7 Have appropriate permits/clearances concerning other federal/state requirements been obtained? Briefly explain your response. ❑ Yes ❑ No 0 None required or applicable Explanation: Page 5 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen WWTP Modified March 2021 SECTION•' • ON 1 1 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 NC County Forsyth O w 0 City or town Kernersville s . Distance from shore ft. ft. ft. Q U) Depth below surface d 0 Average daily flow rate 0.05 mgd mgd mgd Latitude 35° 98' 58" Longitude 80 38' 26" ° 3.2 Do any of the outfalls described under Item 3.1 have seasonal or periodic discharges? o o ❑ Yes 0 No 4 SKIP to Item 3.4. 3.3 If so. provide the following information for each applicable outfall. s y Outfall Number Outfall Number Outfall Number 0 Number of times per year 0 discharge occurs a Average duration of each - o discharge (specify units Q Average flow of each mgd mgd mgd discharge M a) 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. m 3.5 Briefly describe the diffuser type at each applicable outfall. � Outfall Number Outfall Number Outfall Number L b Does the treatment works discharge or plan to discharge wastewater to waters of the State of North Carolina from vi 0 3.6 one or more discharge points? w ❑ Yes 0 No +SKIP to Section 6. Page 6 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen 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 Yadkin PD River Basin Name of watershed, river, c or stream system Yadkin River a U.S. Soil Conservation y Service 14-digit watershed o code cc Name of state 3 managemenUriver basin U.S. Geological Survey 8-digit hydrologic W 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 001 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 El Secondary ❑ Secondary ❑ Secondary ❑ Advanced ❑ Advanced ❑ Advanced ❑ Other (specify) ❑ Other (specify) ❑ Other (specify) c 0 'a Design Removal Rates by U Outfall Do> d BOD5 or C6OD5 85 % % % c d E m TSS 85 % % % H • Not applicable ❑ Not applicable ❑ Not applicable Phosphorus % % % 0 Not applicable ❑ Not applicable ❑ Not applicable Nitrogen /o o 0 /o /o % Other (specify) ❑ Not applicable ❑ Not applicable ❑ Not applicable Page 7 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen 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. UV disinfection with tablet chlorination as backup. v m c c 0 U c Outfall Number 001 Outfall Number Outfall Number Disinfection type UV Disinfection with tablet u H a� chlorination/dechlorination G = Seasons used All d E Dechlorination used? ❑ Not applicable ❑ Not applicable ❑ Not applicable 0 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? 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 0 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 001 Outfall Number Outfall Number Acute Chronic Acute Chronic Acute Chronic Number of tests of discharge water Number of tests of receiving water d E 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? 0 Yes + Complete Table B, including chlorine. ❑ No -* 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 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen 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 + 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 + 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 MMIDD/YYYY v m 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 + SKIP to Item 3.26. 3.23 Describe the cause(s) of the toxicity: c a> 3 iU w 3.24 Has the treatment works conducted a toxicity reduction evaluation? ❑ Yes r❑ No + 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 Not applicable because previously submitted information to the NPDES permittinq authority. Page 9 NPDES Permit Number Facility Name Modified Application Form 2A NCO083925 Salem Glen WWTP Modified March 2021 SECTION• CERTIFICATION STATEMENT (40 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 ❑ w/ variance request(s) ❑ w/ additional attachments Information for All Applicants __ El Section 2: Additional El w/ topographic map ❑ w/ process flow diagram Information ❑ w/ additional attachments ❑� w/ Table A ❑ w/ Table D ❑ Section 3: Information on ✓❑ w/ Table B ❑ w/ additional attachments Effluent Discharges E ❑ w/ Table C d is N Section 4: Not Applicable c 0 R Section 5: Not Applicable r d U v Section 6: Checklist and 0 ❑ w/ attachments Certification Statement Y 6.2 Certification Statement 1 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. 1 am 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 Amanda Berger Environmental Compliance Director Signature Date signed 06/15/2023 Page 10 NPDES Permit Number Facility Name Outfall Number NCO083925 Salem Glen WWTP 001 Modified Application Form 2A Modified March 2021 Ig-1.1surg 4 agel Maximum Daily Discharge Pollutant Value Units Average Daily Discharge Analytical ML or MDL Method' (include units) Value Units NSam lesuert Biochemical oxygen demand O BOD5 or ❑ CBODS (report one 41.8 mg/L 6.26 mg/L 235 OML SM5201B 2 O MDL Fecal coliform 350 #/100ml 42.8 #/100ml 223 1589 SM9222D;Coliert 18 1 OML O MDL Design flow rate 0.19 MGD 0.062 MGD pH (minimum) 7.4 1151 pH (maximum) 7.4 Temperature (winter) 9 Celsius 14 Celsius Temperature (summer) 30 Celsius 18.E Celsius 1151 Total suspended solids (TSS) 40 mg/L 6.2 mg/L 235 SM2540D 2 OML O MDL I 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 I NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A NCO083925 Salem Glen WWTP 001 Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Value Units Value Units Method' (include units) es Sams Ammonia (as N) 4.88 mg/L 2.5 mg/L 83 ASTMD142608A OML 0.2 O MDL Chlorine ❑ ML total residual, TRC z 45 ug/L 29.7 ug/L 57 ❑ MDL Dissolved oxygen N/A mg/L N/A mg/L 0 OML ❑ MDL Nitrate/nitrite 37.7 mg/L 14.1 mg/L 53 SM450ONO3E El ML 21 MDL Kjeldahl nitrogen 43.1 mg/L 10.45 mg/L 53 SM4500; EPA 351.2 0 ML 0.14;0.26 O MDL Oil and grease N/A OML ❑ MDL Phosphorus 7.27 mg/L 4.38 mg/L 54 SM4500; EPA 351.2 0.16 OML O MDL Total dissolved solids 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 EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A NC0083925 Salem Glen WWTP 001 Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method' (include units) Value Units Value Units Samples Metals, Cyanide, and Total Phenols Hardness (as CaCO3) ❑ ML O MDL El ML Antimony, total recoverable ❑ MDL Arsenic, total recoverable ❑ ML ❑ MDL Beryllium, total recoverable ❑ ML ❑ MDL Cadmium, total recoverable ❑ ML ❑ MDL Chromium, total recoverable ❑ ML ❑ MDL Copper, total recoverable ❑ ML O MDL Lead, total recoverable ❑ ML O MDL Mercury, total recoverable ❑ ML ❑ 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 0 MDL Cyanide ❑ ML ❑ MDL Total phenolic compounds ❑ ML ❑ MDL Volatile Organic Compounds Acrolein ❑ ML ❑ MDL Acrylonitrile El ML ❑ 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 NCO083925 Salem Glen WWTP 001 Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Method' (include units) Number of Value Units Value Units Samples Carbon tetrachloride ❑ ML ❑MDL Chlorobenzene ❑ ML ❑ MDL Chlorodibromomethane _ ❑ ML ❑MDL Chloroethane _ ❑ ML ❑MDL 0 ML 2-chloroethylvinyl ether ❑ MDL Chloroform _ _ ❑ ML ❑MDL ❑ ML Dichlorobromomethane ❑ MDL ❑ ML 1, 1 -dichloroethane ❑ MDL 1,2-dichloroethane ❑ ML ❑ MDL 0 ML trans- 1, 2-dichloroethylene ❑ MDL 0 ML 1, 1 -dichloroethylene ❑ MDL 11 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 0 ML Tetrachloroethylene ❑ MDL ❑ ML Toluene ❑ MDL ❑ ML 1, 1,1 -trichloroethane ❑ MDL ❑ 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 NC008392S Salem Glen WWTP 001 Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method' (include units) Value Units Value Units Samples Trichloroethylene ❑ ML ❑ MDL Vinyl chloride ❑ ML ❑ MDL Acid -Extractable Compounds p-chloro-m-cresol ❑ 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 Pentachlorophenol ❑ ML ❑ MDL Phenol ❑ ML ❑ MDL 2,4,6-trichlorophenol ❑ ML ❑ MDL Base-Moutrai Compounds Acenaphthene ❑ 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 NCOO8392S Salem Glen WWTP 001 Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method' (include units) Value Units Value Units Samples 0 ML ❑ MDL 11 ML ❑ MDL Benzo(ghi)perylene Benzo(k)fluoranthene Bis (2-chloroethoxy) methane 0 ML ❑ MDL 0 ML Bis (2-chloroethyl) ether ❑ MDL 0 ML Bis (2-chloroisopropyl) ether ❑ MDL Bis (2-ethylhexyl) phthalate 0 MIL ❑ MDL 0 ML 4-bromophenyl phenyl ether ❑ MDL ❑ ML Butyl benzyl phthalate ❑ MDL ❑ ML 2-chloronaphthalene ❑ MDL ❑ ML 4-chlorophenyl phenyl ether ❑ MDL ❑ ML Chrysene ❑ MDL ❑ ML di-n-butyl phthalate ❑ MDL ❑ ML di-n-octyl phthalate ❑ MDL ❑ ML Dibenzo(a,h)anthracene ❑ MDL ❑ ML 1,2-dichlorobenzene ❑ MDL ❑ ML 1,3-dichlorobenzene ❑ MDL ❑ ML 1,4-dichlorobenzene ❑ MDL ❑ ML 3,3-dichlorobenzidine ❑ MDL ❑ ML Diethyl phthalate ❑ MDL ❑ ML Dimethyl phthalate ❑ MDL ❑ ML 2,4-dinitrotoluene ❑ MDL ❑ ML 2,6-dinitrotoluene ❑ MDL EPA Form 3510-2A (Revised 3-19) Page 16 EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A NC0083925 Salem Glen WWTP 001 Modified March 2021 Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL Pollutant Number of Method' (include units) Value Units Value Units Samples_____ 1,2-diphenylhydrazine ❑ ML ❑ MDL Fluoranthene ❑ ML ❑ MDL Fluorene ❑ ML ❑ MDL Hexachlorobenzene ❑ ML ❑ MDL Hexachlorobutadiene ❑ ML ❑ MDL Hexachlorocyclo-pentadiene ❑ ML ❑ MDL Hexachloroethane ❑ ML ❑ MDL Indeno(1,2,3-cd)pyrene ❑ ML ❑ MDL Isophorone ❑ ML ❑ MDL Naphthalene ❑ ML ❑ MDL Nitrobenzene ❑ ML ❑ MDL N-nitrosodi-n-propylamine ❑ ML ❑ MDL N-nitrosodimethylamine ❑ ML ❑ MDL N-nitrosodiphenylamine ❑ ML ❑ MDL Phenanthrene ❑ ML OM L Pyrene ❑ ML ❑ MDL 0 1,2,4-trichlorobenzene ❑ 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). EPA Form 3510-2A (Revised 3-19) Page 17 NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A NCOO83925 Salem Glen WWTP Modified March2021 tip � '• � � � Dail DiAvera a Dail Dischar aAnal 7�'Maximum Pollutant 7ae tical ML or MDL Y(list) Value Value Units Numbers Method' (include units) Samples No additional sampling is required by NPDES permitting authority. ❑ ML piC/L piC/L Calculated 0.01 O MDL ❑ ML mg/L mg/L DM45O0CL-C 1 2 MDL ❑ ML piC/L piC/L Calculated 0.01 O MDL ❑ ML piC/L piC/L Calculated 0.01 2 MDL p iC/L piC/L EPA 904 0.01 ❑ ML O MDL ❑ ML piC/L piC/L EPA 904 0.01 2 MDL ❑ ML piC/L piC/L EAP 905; ASTM D58] 0.01 ❑ MDL ML piC/L piC/L EPA 906 1 p MDL ug/L ug/L EPA 200.8 0.01 ❑ ML O MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ ML ❑ MDL ❑ 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 requlreo under 40 CFR chapter I, subchapter N or 0. See instructions and 40 CFR 122.21(e)(3). Page 18 710 JLAti PLAN VIEW $UU: 3/16 - 1 -H �a nn t.n rwst 1 nHn m oNns..ew u loin ro. Dunn o n. ,nss -, o•. �y __... — — Or t6q ROW tIFAS1.Nf] nan z saurlunox , � � � s0isdes sH'�nic-MY 70P EL IW.Lf w am nar. rm IaPtoz, P [t6t -fir EilJll •nw ramc zoss z U.V. WSIII'ELItlN z 9�IEafS z01[ Xe i id( t r -_� f � fOP �FIH _ _ - _ -_ - — 10i CL. B➢.IB ENSi. �- IMtUCM i --.. }--- � H• .. •. ule w sz�r wm. our at..v \J 1i rNv. w etvf 1 I, H' r 1� i HYDRAULIC PROFILE N 1 sfx1 NOR120NiAl � U' VERIIUL z-ewJnr v-worc>. un. n.n III Ij TL w st-O ousl-L"3LtY__, 110 1U� 90 80 70 Aqua N.)rth Carolina, Inc. Salem glen Subdivision WWTP NPDES Permit NCO083925 Receiving Stc�:ao. Yadkin River Stre r i Class: WS-V Stream Segmet 12-(93.5) Sub -Basin #: 03-07-02 River Basin: Yadkin -Pee Dee HUC: 030401011501 County: Davidson i �1 '` ALL 35.9658330No 8�.3863890 W