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HomeMy WebLinkAboutNC0000272_NOV-2022-LV-0816 Response_20221219p ct v _ems{ eer t i75 Main Street Canton, NC 287i6 828.646.2000 pactivevergreen.aom VIA EMAIL— NO HARDCOPY TO FOLLOW December 16, 2023 Mr. Landon Davidson Regional Supervisor Division of Water Resources — Asheville Regional Office North Carolina Department of Environmental Quality 2090 US Hwy 70 Swannanoa, North Carolina 28778 Subject: NOV — 2022-LV-0816 Response Blue Ridge Paper Products, Inc. dba Evergreen Packaging Canton Mill - Permit No. NC0000272 Dear Mr. Davidson: I am writing regarding the fecal coliform permit limit noncompliance on June 14, 2022. As Pactiv Evergreen's 5-day notification letter explains, the fecal coliform incidents are directly related to Canton influent, which is treated at the Canton Mill wastewater treatment plant. The Town of Canton has a temporary disinfection system in place at this time while a permanent system is designed and installed. Pactiv Evergreen operators check chlorine residuals hourly. There are times that this temporary system cannot provide adequate disinfection, as evidenced by a lack of chlorine residual in their waste flow. In an effort to ensure that this exceedance does not reoccur, the Mill has completed the following steps: 1) The MiII's WWTP operators are monitoring the Town's disinfectant addition (Sodium Hypochlorite) on a 24-hr basis (Le. the Mill is monitoring the free chlorine residual on the town's influent sample on hourly basis). 2) The Mill has Increased the free chlorine residual target on Canton's influent from 4 ppm to 10 ppm. The Mill and Canton are also working together to ensure sufficient quantity of sodium hypochiorite is readily available in. chemical totes at the site, including spare totes provided by the Town. 3) Canton notified the Mill that a contract has been awarded to the Town for the construction of the bulk disinfection addition. This project has not been completed as of this date Canton Mill Page 2 of 2 Canton discovered in August 2022 that a large leg of the sewer system that serves many; commercial businesses, a school, and many residences was not being disinfected prior to discharge into the••Mill's WWTP. The Town has responded by putting another temporary disinfection system iri place at the pump station that serves this leg of their system. The Mill will continue to collaborate with Town officials to design and install a permanent,. automated disinfection process, to allow for adequate residence time, and effective disinfection. The Mill will update the Division of Water Resources with any future developments (including, once known by the Mill, the timeline for completion of construction of bulk disinfection addition). Please feel free to contact Tracy Willis if you have any questions or comments. Respectfully, John McCarthy Mill Manager Canton Mill John.McCarthy@pactivevergreen.co m cc: Tim Heim Tracy Willis Wastewater Treatment Plant ORC Canton Mill — (828) 424-9955 Tracv.Willis@pactivevergreen.com