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HomeMy WebLinkAboutNC0049662_Authorization to Construct_20180420 N �Y ROY COOPER Governor MICHAEL S. REGAN Secretary LINDA CULPEPPER Water Resources Interim Director ENVIRONMENTAL QUALITY April 20, 2018 Mr. Shannon Becker President Aqua North Carolina, Inc. 202 Mackenan Drive Cary,North Carolina 27244 SUBJECT: Authorization to Construct A to C No. 049662A02 Aqua North Carolina, Inc. Hawthorne Subdivision WWTP NPDES Permit No.NC0049662 Dear Mr. Becker: A Permit Application package for an Authorization to Construct (ATC) Permit was received April 19, 2018,by the Division of Water Resources (Division). This Authorization to Construct Permit is issued based solely upon the North Carolina Licensed Professional Engineer's certification and the Applicant's certification of the ATC Permit Application package. The Division has waived the technical review of the plans, specifications, calculations and other supporting documentation included in the subject ATC Permit Application package. Note that the ATC Permit Application package may be subject to a Division audit. This ATC results in no increase in design or permitted capacity of the existing 0.25 MGD Hawthorne Subdivision Wastewater Treatment Plant and is hereby issued for the construction of the following specific modifications: Replacement of existing manual bar screen with a new auger type mechanical bar screen and bypass manual bar screen with capacity to handle 1.59 MGD at peak hourly flow; in conformity with the project plans, specifications, and other supporting documentation comprising the ATC Permit Application package submitted to the Department of Environmental Quality. This ATC is issued in accordance with Part III, Paragraph A of NPDES Permit No. NC0049662 issued effective March 1, 2018 , and shall be subject to revocation unless the wastewater treatment facilities are constructed in accordance with the conditions and limitations specified in Permit No. NC0049662. 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 State of North Carolina I Environmental Quality I Water Resources 512 N Salisbury Street 11617 Mail service Center 1 Raleigh,North Carolina 27699-1612 Phone 919 807 6464 Mr. Shannon Becker,President April 20, 2018 Page 2 of 3 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 Raleigh Regional Office, telephone number 919-791-4200, 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. 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 Mr. Shannon Becker,President April 20, 2018 Page 3 of 3 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 Bing Bai at telephone number(919) 807-6389. Sincerely, it, g Linda Culpepper Interim Director, Division of Water Resources With Engineer's Certificate attached: cc: DWR Raleigh Regional Office, Water Quality Programs Central Files ecopy: Benjamin D. Clawson, P.E. Municipal Engineering Services Co. P.A. Email: bclawson@mesco.com NPDES File Without Engineer's Certificate attached: cc: Wake County Health Depaitment Aqua North Carolina, Inc. Hawthorne Subdivision WWTP Authorization to Construct No. 049662A02 Issued April 20,2018 NPDES Permit No.NC0049662 Engineer's Certification I, , as a duly registered Professional Engineer in the State of North Carolina,having been authorized to observe (periodically/weekly/full time) the construction of the modifications and improvements to the Hawthorne Subdivision Wastewater Treatment Plant, located in Wake County,hereby state that,to the best of my abilities, due care and diligence was used in the observation of the following construction: Replacement of existing manual bar screen with a new auger type mechanical bar screen and bypass manual bar screen with capacity to handle 1.59 MGD at peak hourly flow; in conformity with the project plans, specifications, and other supporting documentation comprising the ATC Permit Application package submitted to the Department of Environmental Quality. I certify that the construction of the above referenced project was observed to be built within substantial compliance, intent and in conformity with all applicable regulations and statutes and the project plans, specifications, and other supporting documentation comprising the Authorization to Construct Permit Application package. Signature Registration No. Date Mail this Certification to: Attn: Bing Bai SEAL Complex Permitting Unit DEQ/DWR/Water Quality Programs 1617 Mail Service Center , Raleigh,NC 27699-1617