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Joe's Texaco <br /> .4_ . March 24, 2009 <br /> Claim No. 12489 <br /> D. Groundwater Trends:" <br /> MTBE and benzene trends are shown below: <br /> _.. 14,,.. . . .. . = r <br /> x Results for MCtV 2 <br /> 4400" k,+ xC <br /> 1 <br /> 100 4 p <br /> 1000 - 6 <br /> * +, "17 <br /> ° . <br /> cra <br /> 600- <br /> 4'66: <br /> i00-400 <br /> 4171 <br /> t <br /> qy s <br /> 0 am-:r'ra- ..n w Fs t o fi n sa z tea" z aux. a 16 a <br /> ro�arF-, METHYG T,ERT-BUTYL ETHER{MTBE} $ENZENE ! Dep#ri ttZ-Water <br /> VII. SENSITIVE RECEPTOR SURVEY: no wells identified within 'l2 mile of the site <br /> Vlll. COMMENTS AND JUSTIFICATION FOR RECOMMENDED ACTION <br /> 'A. Site ['description: former retail gasoline station <br /> B. Site History: the extent of groundwater contamination is defined ,. <br /> C. Groundwater Monitoring Summary:r strong monitoring history <br /> D. Remediation Summary: San Joaquin County LOPahas directed the <br /> Responsible Party to conduct a soil vapor survey and health hazardassessment'. <br /> E. Contaminant Exposure Pathway Evaluation: unknown <br /> F. Recommendation: <br /> In April 2008, the Fund made the following recommendation: Bused on the <br /> following criteria; the'Furfd-recommends this-site b6 considered'for closure <br /> providing the potential for soil;vapor migration is assessed and determined safe <br /> for prescribed site activities, public participation and fee title notifications are <br /> conducted, and the monitoring wells are appropriately abandoned. <br /> The source of the UST release has been identified and removed. <br /> • The site has been adequately characterized. <br /> • Free-phase product in groundwater has been removed to the full extent <br /> practicable, in accordance with the UST Regulations {Title 23, CCR, Section <br /> 2655}, <br /> C,alifvrwin En vir€rn ental Protection Agency <br /> Q*Recycled Paper <br />