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rM�\ <br /> 43255 Mission Blvd. Suite 8 Fremont,CA 94539 (415)651-1906 <br /> Play 26, 1987 <br /> 0526sbol <br /> 86102-2p <br /> Mr. Stephen Boll <br /> California Regional dater Quality Control Board <br /> Central Valley Region <br /> 3443 Routi.er Road <br /> Sacramento, California 95827-3098 <br /> i <br /> Subject: Work plan for mitigation of soil and ground water <br /> contamination at Beacon Station #3-492, 35 North <br /> Cherokee Lane, Manteca, California <br /> Mr. Boll: <br /> We have attached a copy of our proposed work plan for the <br /> mitigation of soil and ground water contamination at the above- <br /> referenced site. Included in the work plan are a Site Vicinity <br /> Map, Plate P-1, a Generalized Site Plan, Plate P-2, and a <br /> Schematic Diagram of Proposed Soil Vapor Venting System, Plate <br /> ( P-3., <br /> 1 The proposed work includes installation of a soil vapor venting <br /> system and a contaminated ground water recovery program. we <br /> Propose to discharge recovered ground water to the sanitary sewer <br /> i <br /> system. The nature of treatment of the recovered ground water <br /> has not been determined because guidelines have not been <br /> established for discharge to the sanitary sewer.' <br /> This work ,plan is based on our knowledge of the site and <br /> requirements of. the San Joaquin Local Health District and the <br /> California Regional Water Quality Control Board. We feel that <br /> the program will effectively mitigate_ <br /> ---__ ---- - contamination-at-_the-.site.-2f--there are any-other-f - - <br /> -- <br /> should be considered with <br /> respect to this program, please contact us so that appropriate <br /> changes can be made quickly. <br />