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1 <br /> Site Assessment Report and Request for Closure 3 <br />' Sears Auto Center No 1288 5110 Pacific Avenue,Stockton,California February 10,2000 <br /> • <br /> Hand auger cuttings and decontamination water were stored in labeled, 55-gallon drums located at the <br /> LSears store <br />' 5.0 LABORATORY ANALYSES AND RESULTS <br /> The soil samples were submitted to Sequoia Analytical Services of Walnut Creek, California, a state- <br /> certified laboratory The soil samples were analyzed according to the constituents required by the <br /> PHS/EHD, as shown on the table below Total petroleum hydrocarbons as diesel fuel (TPH-i)was the <br /> only petroleum hydrocarbon detected (4 8 mg/kg from boring VA-2) Low concentrations of metals <br /> were also detected Laboratory analytical results of the soil samples are summarized in Table 1 and <br /> Appendix E <br /> 1 Constituents of Concern <br /> 1,000-Gallon New/Used-oil USTs 10,000-Gallon Gasoline USTs <br /> EPA Method 8015 modified -TPH as diesel/ EPA Method 8015 modified—TPH as <br /> motor oil gasoline <br /> ' EPA Method 6010- LUFT metals EPA Method 8020- BTEX/MTBE <br /> EPA Method 418 1 - Oil and Grease EPA Method 6010— Lead <br /> EPA Method 8010 - Purgeable Halogenated EPA Method 8260 -VOCs and Oxygenates <br /> Hydrocarbons <br /> EPA Method 8270- Semivolatiles/PAHs <br /> EPA Method 8080— PCBs <br /> TPH-Total Petroleum Hydrocarbons <br /> LUFT-Leaking Underground Fuel Tanks <br /> PAHs-Polyaromabc hydrocarbons <br /> ' PCBs-Polychlonnated biphenols <br /> BTEX-Benzene,toluene, ethyibenzene,total xylenes <br /> MTBE-Methyl tertiary-butyl ether <br /> VOCs-Volatile organic compounds <br /> 60 WASTE DISPOSAL <br /> eAll soil cuttings produced during assessment activities were stored on-site in a 55-gallon DOT-rated <br /> drum Each drum was labeled, and the contents were documented on a drum inventory form The <br /> drum inventory form is provided in Appendix F <br /> Upon receipt of the laboratory results for the soil samples, the drum will be transported off-site to an <br /> tappropriate facility All soil transported off-site will be shipped with the proper transportation and <br /> disposal documentation Copies of these documents will be kept with the generator <br /> ' 1288VAR doe rr CORPORA7i0N <br />