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HomeMy WebLinkAboutNC0078158_NOI_NOV2021LV0021_Response_20210204s AOUA '1 NC Department of Environmental Quality Received FEB 10 2021 Aqua North Carolina, Inc. vvvwv.aquanorthcarolinaxom Winston-Salem 4163 Sinclair Street Regional Office Denver, NC 28037 February 4, 2021 Mr. Lon T. Snider, Regional Supervisor Water Quality Regional Operations Section Winston-Salem Regional Office DWR, NCDEQ 450 West Hanes Mill Road, Suite 300 Winston-Salem, NC 27105 Re: Olde Beau Golf Club W WTP, Alleghany County Permit No. NCO078158 Tracking Number: NOV-2021-LV-0021 Notice of Violation and httent to Assess Civil Penalty Dear Mr. Snider: Aqua North Carolina, Inc. (Aqua) offers the following response to the above -referenced Notice of Violation and Intent to Assess Civil Penalty which -was issued for BOD and TSS daily maximum exceedance on October 21, 2020. Agua's Response: Aqua's ORC indicated that he witnessed a white liquid substance coming into the plant influent late the second week of the month. It was never identified, but it is believed to have been a discharge into the collections system. The ORC collected samples and sent them to a state certified lab for MLSS and MLVSS. However, the lab did not nm the samples. The ORC confirmed with the lab that they overlooked these special samples. The substance cleared on its own the following week. Due to the low flows and size of this wastewater treatment plant, small illicit discharges can impact the treatment biomass and effluent quality. Aqua's Director of Operations, Area Manager and Regional Supervisor visited the site with the ORC and have developed and implemented an "Upset Response Plan". If a similar situation is observed in the future, Aqua will block influent from entering the treatment process and have it pumped and hauled. Samples pulled for any investigation in the future will be split with half being held in reserve to prevent a recurrence of the error with the lab. Additionally, a rigorous review of the collection system will occur at the same time. If you have any questions or comments, please do not hesitate to contact me at (704) 489-9404, Ext 57234. Sincerely, Laurie T.Ison Area Manager An Aqua America Company 5