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HomeMy WebLinkAboutNC0089532_ATC Permit_20201217ROY COOPER Governor MICHAEL S. REGAN Secretary S. DANIEL SMITH Director Mr. Daniel Manring Executive Director Tuckaseigee Water and Sewer Authority 1246 W. Main Street Sylva, North Carolina 28779 Dear Mr. Manring: NORTH CAROLINA Environmental Quality January 7, 2021 SUBJECT: Authorization to Construct A to C No. 089532A01 Tuckaseigee Water and Sewer Authority TWSA WWTP #6 NPDES Permit No. NC0089532 A letter of request for an Authorization to Construct was received September 18, 2020, by the Division of Water Resources (Division). With additional information received on January 7, 2021, final plans and specifications for the subject project have been reviewed and found to be satisfactory. Authorization is hereby granted for the construction of the 0.125 MGD TWSA WWTP #6, with discharge of treated wastewater into the Horsepasture River in the Savannah River Basin. This authorization is for a new permitted discharge, results in no increase in design or permitted capacity, and is awarded for the following specific construction: Installation of one (1) 1.6 MGD drum screen with washer/compactor, one (1) 1.6 MGD manual coarse screen, one (1) 1.6 MGD grit removal system, one (1) 250 GPM self - priming grit pump, two (2) 144,300-gallon circular sequencing batch reactors (SBRs), one (1) 46,800-gallon circular post -equalization tank, two (2) cloth media disc filters, two (2) 0.25 MGD closed UV vessels, one (1) 62,464-gallon circular aerated sludge holding tank, two (2) 320 GPM submersible influent pumps, three (3) 1,098 GPM submersible jet motive liquid pumps, three (3) 63 GPM submersible waste sludge pumps, two (2) 33 GPM backwash pumps, two (2) 41 GPM submersible effluent pumps, three (3) 250 SCFM positive displacement blowers for SBRs and sludge holding tank; installation of all piping and controls; in conformity with the project plans, specifications, and other supporting documentation comprising the ATC Permit Application package submitted to the Department of Environmental Quality. NORTH CAROLINA D E Deparhnanl of Environmental ouahi\ North Carolina Department of Environmental Quality I Division of Water Resources 512 North Salisbury Street 11611 Mail Service Center f Raleigh, North Carolina 27699-1611 919.707.9000 Daniel Manring, Executive Director January 7, 2021 Page 2 of 3 This ATC is issued in accordance with Part III, Paragraph A of NPDES Permit No. NC0089532 issued effective August 1, 2015, and shall be subject to revocation unless the wastewater treatment facilities are constructed in accordance with the conditions and limitations specified in Permit No. NC0089532. It is the Owner's responsibility to ensure that the as -constructed project meets the requirements of all applicable regulations and statutes, the ATC Permit Application package, and all of the requirements contained herein. Failure to comply may result in penalties in accordance with North Carolina General Statute §143-215.6A through §143-215.6C. The sludge generated from these treatment facilities must be disposed of in accordance with G.S. 143-215.1 and in a manner approved by the Division. In the event that the facilities fail to perform satisfactorily, including the creation of nuisance conditions, the Permittee shall take immediate corrective action, including those as may be required by the Division, such as the construction of additional or replacement wastewater treatment or disposal facilities. The Asheville Regional Office, telephone number 828-296-4500, shall be notified at least forty-eight (48) hours in advance of operation of the installed facilities so that an on site inspection can be made. Such notification to the regional supervisor shall be made during the normal office hours from 8:00 a.m. until 5:00 p.m. on Monday through Friday, excluding State Holidays. Upon completion of construction and prior to operation of this permitted facility, a certification must be received from a Professional Engineer certifying that the permitted facility has been installed in accordance with the NPDES Permit and the ATC Permit Application package. Mail the Certification to: Division of Water Resources, WQ Permitting — NPDES, 1617 Mail Service Center, Raleigh, NC 27699-1617. Upon classification of the facility by the Certification Commission, the Permittee shall employ a certified wastewater treatment plant operator to be in responsible charge (ORC) of the wastewater treatment facilities. The operator must hold a certificate of the type and grade at least equivalent to or greater than the classification assigned to the wastewater treatment facilities by the Certification Commission. The Permittee must also employ a certified back-up operator of the appropriate type and grade to comply with the conditions of T15A:8G.0202. The ORC of the facility must visit each Class I facility at least weekly and each Class II, III and IV facility at least daily, excluding weekends and holidays, must properly manage the facility, must document daily operation and maintenance of the facility, and must comply with all other conditions of T15A:8G.0202. A copy of the project plans and specifications shall be maintained on file by the Permittee for the life of the facility. Page 2 of 3 Daniel Manring, Executive Director January 7, 2021 Page 3 of 3 During the construction of the proposed additions/modifications, the Permittee shall continue to properly maintain and operate the existing wastewater treatment facilities at all times, and in such a manner, as necessary to comply with the effluent limits specified in the NPDES Permit. You are reminded that it is mandatory for the project to be constructed in accordance with the North Carolina Sedimentation Pollution Control Act, and when applicable, the North Carolina Dam Safety Act. In addition, the specifications must clearly state what the contractor's responsibilities shall be in complying with these Acts. Prior to entering into any contract(s) for construction, the recipient must have obtained all applicable permits from the State. The issuance of this ATC does not preclude the Permittee from complying with any and all statutes, rules, regulations, or ordinances which may be imposed by other government agencies (local, state, and federal) which have jurisdiction. If you have any questions or need additional information, please contact Min Xiao at telephone number (919) 707-3644. Sincerely, lin' S. Daniel Smith Director, Division of Water Resources With Engineer's Certificate attached: cc: Central Files NPDES File ecopy: Kyle Seaman, P.E., Michael Whittenburg, P.E. McGill Associates, P.A. Email: kyle.seaman@mcgillassociates.com michael.whittenburg@mcgillassociates.com DWR Asheville Regional Office, Water Quality Programs Without Engineer's Certificate attached: cc: Jackson County Health Page 3 of 3