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Wate" �/ �I��J�,.e.......e.�.,a.. <br /> Central Valley Regional Water Quality Control Board <br /> 9 November 2020 <br /> Teddie Hernandez <br /> San Joaquin County <br /> Community Development Department <br /> 1810 East Hazelton Avenue <br /> Stockton, CA 95205 <br /> COMMENTS TO REQUEST FOR REVIEW FOR THE MITIGATED NEGATIVE <br /> DECLARATION, PA-1900'179 PROJECT, SCH#2020100185, <br /> SAN JOAQUIN COUNTY <br /> Pursuant to the State Clearinghouse's 9 October 2020 request, the Central Valley <br /> Regional Water Quality Control Board (Central Valley Water Board) Flas reviewed the <br /> Request for Review for the Mitigated Negative Oac/oration for the PA-19001 79 Project, <br /> located in San Joaquin County. <br /> Our agency is delegated with the responsibility of protecting the quality of surface and <br /> groundwaters of the state; therefore our comments will address concerns surrounding <br /> those issues. <br /> 1. Regulatory Setting <br /> Basin Plan <br /> The Central Valley Water Board is required to formulate and adopt Basin Plans For <br /> all areas within the Central Valley region under Section 13240 of the Porter-Cologne <br /> Water Quality Control Act. Each Basin Plan must contain water quality objectives to <br /> ensure the reasonable protection of beneficial uses, as well as a program of <br /> implementation for achieving water quality objectives with the Basin Plans. Federal <br /> regulations require each state to adopt water quality standards to protect the public <br /> health or welfare, enhance the quality of water and serve the purposes of the Clean <br /> Water Act. In California, the beneficial uses, water quality objectives, and [he <br /> Antidegratlation Policy are the State's water quality standards. Water quality <br /> standards era also contained in the National Toxics Rule, 40 CFR Section 131.36, <br /> and the California Toxics Rule, 40 CFR Section 131.38. <br /> The Basin Plan is subject to modification as necessary, considering applicable laws, <br /> policies, technologies, water quality conditions and priorities. The original Basin <br /> Plans were adopted in 1975, and have been updated and revised periodically as <br /> required, using Basin Plan amendments. Once the Central Valley Water Board has <br /> adopted a Basin Plan amendment in noticed public hearings, it must be approved by <br /> the States Water Resources Control Board (State Water Board), Office of <br /> KAFlL E. Lone�ev SCS, P.E., crvww I PATRICK Puwnw, eso., exscunve o <br /> 11020 Sun CaNa,O,1Va J200,RancM1O Co.dovq CA 85670 I www.Wa,a,boa,tla.aa.0av/contra W911cy <br />