Loading...
HomeMy WebLinkAboutWQCS00009_Residential Flow Reduction Approval_20220203 DocuSign Envelope ID:F4D2EBEO-CE5C-4D10-8A45-3A7645478402 ROY COOPER " ,a4ro Governor '' i_+r 411 V ELIZABETH S.BISER ` :- ' ,, Secretary 1���� S.DANIEL SMITH NORTH CAROLINA Director Environmental Quality February 1, 2022 Mr. Michael Wilson Water& Sewer Authority of Cabarrus County 232 Davidson Hwy. Concord,North Carolina 28027 Subject: Residential Unit Flow Reduction Approval Water& Sewer Authority of Cabarrus County(WSACC) Collection System (WQCS00009) Cabarrus County,North Carolina Dear Mr. Wilson: On April 23, 2021, the Division of Water Resources (Division) received a request for an adjusted daily sewage flow rate (flow reduction) that would apply to all permitted but not yet tributary multi-family residential connections and future connections tributary to the WSACC collection system(Permit no. WQCS00009.)Additional information was requested by the Division and was received on January 24, 2022. In accordance with 15A NCAC 02T .0114 (f) (1 &2), the Division has evaluated the request, and based on the data submitted, the Division hereby approves for use by the WSACC an adjusted daily sewage design flow rate with the following conditions: • The flow reduction is applicable to residential multi-family dwellings only. • The minimum flow for 1- and 2-bedroom dwellings shall be 160 gallons per day. • Each additional bedroom above two bedrooms shall increase the volume by 80 gallons per day per bedroom. • This flow reduction shall not apply to sewer extension applications and/or permits for any other public or private organizations whose wastewater flows are or might become tributary to the WSACC collection system(WQCS00009). Future sewer extension applications should be made using the flow reduction amount stated above. All other aspects of the permitting process remain unchanged, and all applications must be in compliance with the statutes, rules,regulations and minimum design criteria as certified by the owner and engineer. Regardless of the adjusted design daily wastewater flow rate, at no time shall the wastewater flows exceed the effluent limits defined in the permit for the treatment facility or exceed the capacity of the sewers downstream of any new sewer extension or service connection(s). D E North Carolina Department Enl Q I of Rrc �/ 512 North Salisbury Street 1 of1617 Mail Service Centeruality I RaleighDivision,NorthWater Carolinaesou 27699es -1617 NORTH CAROL`1/A -- Department alelldomn6n7slautlnr - 919.707.9000 DocuSign Envelope ID:F4D2EBEO-CE5C-4D10-8A45-3A7645478402 The granting of this flow reduction does not prohibit the Division from reopening, revoking, reissuing and/or modifying the flow reduction as allowed by the laws,rules, and regulations contained in 15A NCAC 02T,NCGS 143-215.1, or as needed to address changes in State and/or Federal regulations with respect to wastewater collection systems,protection of surface waters, and/or wastewater treatment. If you have any questions,please contact Michael Montebello at(919) 707-3624 or by email at michael.montebello@ncdenr.gov. Sincerely, c11ADo'c'u,S(gned by: /1 Il AttlittdOato C464531431644FE... for S. Daniel Smith Director, Division of Water Resources by Michael Montebello Municipal Permitting Unit, Division of Water Resources,DEQ CC: Charles A. Willis, Jr., PE, Willis Engineers (chuck@willisengineers.com) Chad VonCannon, PE, Water& Sewer Authority of Cabarrus County (CVonCannon@wsacc.org) Mooresville Regional Office, Water Quality Regional Operations Municipal Permitting Unit(electronic copy) Page 2 of 2