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n "31 k r4 a fs.• � J, I v <br />!i 3� <br /> 1.0 INTRODUCTION/PREVIOUS WORK <br /> This report is being submitted in response to a request by <br /> the City of Stockton Redevelopment Agency to perform a <br /> subsurface site assessment on the Chase Chevrolet property <br /> at 423 North Madison Avenue in Stockton (Figure 1), <br /> The Redevelopment Agency plans to <br /> purchase the Chase <br /> Chevrolet property requires knowledge of potential soil <br /> and/or groundwater contamination which may be encountered <br /> during construe_tic: n. <br /> On May 14, 1986 hydrocarbon contamination of soils was noted <br /> i..; during the removal of five underground tanks from two <br /> locations at the project sites (Figures 2 and 3). The tanks <br /> �., were installed in 1965. All product lines were also removed <br /> during the original excavation work which was witnessed by a <br /> San Joaquin Local Health District representative. <br /> Laboratory analysis of soil samples collected beneath the <br /> tanks recorded elevated concentrations of hydreocarbon <br /> constituents. Due to the elevated hydLocarbon <br /> contaminations in the soil and the presence of grcundwater <br /> at a reported depth of 20 feet, further investig€i-cion is <br /> warranted prier to purchase. <br /> 2.0 TECHNICAL DATA <br /> F <br /> ' i :1.1 Name and address of site, tank owner and contact person: <br /> ". Site: Chase Chevrolet <br /> 423 North Madison Avenue <br /> Stockton, CA <br /> r--s <br /> Site Owner: Auto Investments <br /> € 2431 Mar,ch Lane <br /> } — Stockton, CA <br /> 1 <br /> :, Contact Person: Mr. .Bob Sivell <br /> City of Stockton <br /> Department of Community Development <br /> Stockton, CA 95202 <br /> 2:2 Map showing site location relative to nearby landmarks: <br /> The site location is shown on Figure 1.' <br /> Y 2.3 Layout of all above ground (a/g) and underground (u/g) tanks <br /> and piping systems properly labeled for content: <br /> The former tank, line and pump locations are shown on Figure <br /> . , 2 and 3. <br /> s <br /> rsx � l <br /> CTi�'3!"R!t'7d81 <br />