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® Ca AVIN NEWSOM <br /> C'CJVFHN(]H <br /> Water Boards ENV E GAR CIA <br /> ENVIRONMENTAL PROTECTION <br /> Central Valley Regional Water Quality Control Board <br /> 29 May 2025 <br /> Ken Capitanich via email only: kcapitanich@lodi.gov <br /> Wastewater Plant Superintendent <br /> City of Lodi <br /> 12751 North Thornton Rd. <br /> Lodi, CA 95242 <br /> MONITORING WELL DESTRUCTION WORKPLAN APPROVAL, CITY OF LODI <br /> WHITE SLOUGH WATER POLLUTION CONTROL FACILITY, SAN JOAQUIN <br /> COUNTY <br /> Central Valley Regional Water Quality Control Board staff have reviewed the Monitoring <br /> Well Destruction Workplan for the White Slough Water Pollution Control Facility <br /> (WPCF), which was submitted by the City of Lodi on 6 May 2025. The WPCF is <br /> regulated under Waste Discharge Requirements (WDRs) R5-2007-0113-01 and <br /> Monitoring and Reporting Program R5-2013-0126 Rev 1 (MRP). <br /> The Work Plan proposes destruction of seven monitoring wells (WSM-2, WSM-10, <br /> WSM-11, WSM-13, WSM-19, RMW-2 and RMW-3), which were removed from the <br /> revised MRP R5-2013-0126 Rev 1 issued on 10 December 2024. In a letter dated 10 <br /> December 2024, Central Valley Regional Water Quality Control Board staff approved <br /> the request to abandon the seven monitoring wells. The Monitoring Well Destruction <br /> Workplan contained an acceptable plan for the destruction and abandonment of the <br /> seven monitoring wells and is hereby approved. Well sealing and grouting procedures <br /> must follow San Joaquin County Environmental Health Department standards and <br /> guidelines. <br /> A Monitoring Well Destruction Completion Report shall be submitted within 90 days <br /> after completing the well destruction work. The Well Destruction Report should describe <br /> in detail the methods used to destroy the wells and include copies of well abandonment <br /> permits issued by the San Joaquin County Environmental Health Department. <br /> If you have any questions regarding this letter, please contact me at (916) 464-4714 or <br /> madeline.kelschCa-)-waterboards.ca.gov. <br /> Madeline Kelsch, P.E. <br /> Water Resources Control Engineer <br /> NICHOLAS AVDIS, CHAIR I PATRICK PULUPA, EXECUTIVE OFFICER <br /> 11020 Sun Center Drive,#200, Rancho Cordova,95670-6114 1 www.waterboards.ca.gov/centralvalley <br />