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c <br /> l�lc� z 3 <br /> C i L�q// <br /> _f /ied Ge®systems <br /> 419LE Powcr� <br /> REA1p,�7 Inn Road, Sacramenm. CA 95826 (916)�452 2901 <br /> F •C057q MESA e <br /> SACRAMENTO o <br /> I.1OU570N <br /> ^� Y ....,.' ;;°.�.. PRELIMINARY REPORT I <br /> i SOIL CONTAMINATION INVESTIGATION <br /> AND <br /> REMOVAL OF UNDERGROUND STORAGE TANIcs <br /> 4 'Y at <br /> UNOCAL Service Station No. 6981 <br /> 4707 Pacific Avenue <br /> Stockton, California <br /> for <br /> UNOCAL Corporation <br /> I INTRODUCTION <br /> r <br /> Applied GeOSystems was retained by UNOCAL Corporation to perform <br /> a soil contamination investigation at the above-ret^renced site. <br /> The purpose of this investigation was to evaluate contamination' <br /> s detected during gasoline-blending system at the <br /> ng installation of a li <br /> r <br /> ' site in May 1988. This report describes the tasks performed to <br /> �. date, summarizes and discusses the data collected tO evaluate the <br /> degree of hydrocarbon contamination in the soil, ens. presents <br /> ` { recomrlendations to address the contamination remain.i..ng aL the <br /> " <br /> 4: <br /> V. <br /> y site. <br /> J <br /> 1+ N <br /> L <br /> r <br /> *r <br />