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a <br /> .Letter Proposal and Estimated Budget October 17, 1990 <br /> . Fire Engine Company No. 2, Stockton, California AGS 38009-3P <br /> o Perform subjective analyses of ground water and measure the depths to <br /> ground water in each monitoring well These measurements will be combined <br /> with the wellhead elevations to evaluate the ground-water gradient and <br /> direction of groundwater flow. <br /> o Purge and sample the four monitoring wells If floating product is present, <br /> the wells will not be sampled <br /> a Analyze ground-water samples for total petroleum hydrocarbons as gasoline <br /> (TPHg) using Environmental Protection Agency (EPA) Method 8015 and <br /> benzene, toluene, ethylbenzene, and total xylene isomers (BTEX) using EPA <br /> Method 602 at a State-certified laboratory <br /> o Interpret field and laboratory data to evaluate for hydrocarbons in ground <br /> water beneath the site <br /> o Prepare quarterly reports for City of Stockton summarizing our methods, <br /> interpretations, and conclusions <br /> • This is not a bid or cost quote, it is an estimated budget based on our previous work at the <br /> site and information supplied by the City of Stockton This work will be conducted in <br /> accordance with sampling protocol that meets the approval of local regulatory agencies <br /> Disposal of the water purged from the wells is the responsibility of the City of Stockton. <br /> Applied GeoSystems can make arrangements for the disposal of the water for an additional <br /> charge. <br />• <br /> 2 <br /> App/iecl GeoSystems <br />