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HomeMy WebLinkAboutNC0089737_More Information Requested_20180608 ROY COOPER Governor MICHAEL S. REGAN Secretory - LINDA CULPEPPER Inlet on Director Water Resources ENVIRONMENTAL QUALITY June 8, 2018 CERTIFIED MAIL 7016 2140 0000 4371 1391 RETURN RECEIPT REQUESTED Ms. Summer Woodard Town of Franklin PO Box 1479 Franklin,NC 28744-1479 Subject: Request for Additional Information NPDES New Permit Application Town of Franklin WTP NPDES Permit NC0089737 Macon County Dear Ms. Woodard: The Division has reviewed your application,received on November 14, 2017, for a new NPDES permit NC0089737. To enable us to complete our review in accordance with N.C.G.S. 143-215.1 and 15A NCAC 2H .0105, we need additional or revised information regarding your discharge: 1. The schematic provided with the application should show the proposed sampling point, the outfall, and the flow of the discharge through the property all the way to the discharge point. The updated information received by the Division is unclear as to where the proposed sampling point will be located. Please indicate where the proposed sampling point will be along with the outfall location. 2. As stated in the previous additional information request, all new applicants are required to provide an analysis of the source water. The information provided to the Division is incomplete. As this is an existing water treatment plant, a complete analysis of the proposed discharge is required for the following parameters: Aluminum, Arsenic,Barium, Beta Particles, Calcium, Chloride, Copper, Iron, Magnesium, Manganese,Ammonia-Nitrogen, Nitrogen-Nitrate+Nitrite,'Total Phosphorus, Total Nitrogen [TN=TKN+(Nitrites +Nitrates)], Total Dissolved Solids, Total Suspended Solids, Zinc, Lead,pH, Radium 226 & ' 228 (pCi/L), and three(3) aquatic toxicity tests using Ceriodaphnia dubia at 90% effluent concentration, or estimated dilution, or perform a multi-concentration test. The results for all samples tested should be submitted to the Division for review. If you have questions regarding the appropriate test methods for the toxicity tests,please contact Susan Meadows with the Aquatic Toxicology Branch at 919-743-8439 or susan.meadows@ncdenr.gov. 3. The previous additional information request asked for information from US Geological Survey staff regarding 7Q10, 30Q2, and QaYerage at the location of Outfall 001, located at State of North Carolina I Environmental Quality I Water Resources 1617 Mail service Center I Raleigh,North Carolina 27699-1617 919 807 6300 Ms. Summer Woodard June 8,2018 Latitude: 35°09' 44"N, Longitude: 83°26' 13"W(per the application). The updated information received by the Division was not from the requested staff member. Please contact the following staff member with the US Geological Survey to obtain the most recent receiving stream flow data: J. Curtis Weaver, Hydrologist, PE USGS North Carolina Water Science Center 3916 Sunset Ridge Road Raleigh,NC 27607 Phone: (919) 571-4043 // Fax: (919) 571-4041 E-mail address --jcweaver@usgs.gov Internet address --http://nc.water.usgs.gov/ 4. Step 3 of the EAA requires alternatives be evaluated. Two of the alternatives required by the EAA to be evaluated are connecting to an existing WWTP (Alternative A) and land application(Alternative B). Materials provided have stated that connecting to an existing WWTP (Alternative A) is not a feasible alternative. Alternative A(1)(b) states: "Provide a preliminary indication of flow acceptance from existing municipal or private WWTPs under consideration for connection. If a municipal or private WWTP cannot accept the wastewater, include a letter documenting such and consider this alternative technologically infeasible." This letter has not been submitted to justify an existing WWTP not accepting the wastewater. Alternative B requires that a subsurface system(septic drain field) and drip irrigation be evaluated. These alternatives were not evaluated. Please submit the required information for Alternatives A and B. If no response is received within 60 calendar days [per 15A NCAC 2H.0107(b)], the application will be returned. If you have any questions,please contact Brianna Young of my staff at 919-807- 6333 or via email at brianna.young@ncdenr.gov. Sincerely, John Hennessy, Supervisor Compliance and Expedited Permitting Unit cc: NPDES Permit Files Central Files DWR/ARO/WQROPS ec: Keith Webb,McGill Engineers[Keith.Webb@Mcgillengineers.com]