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Yamada Bros Inc. =3- ; May 7, 2009 <br /> Claim No. 17042 <br /> C. Groundwater Trends: <br /> • Benzene trend is shown below: <br /> BENZENE Results for MW4 <br /> - <br /> 2 i <br /> 7 --- - <br /> 4 <br /> 2 -- -—"— <br /> 10 <br /> c=er BENZENE ►> Depth to Water <br /> Vll. SENSITIVE RECEPTOR SURVEY:, no wells identified within '/2 mile of the site I <br /> VIII. COMMENTS AND JUSTIFICATION FOR RECOMMENDED ACTION` <br /> A. Site Description: former retail gasoline station , <br /> B. Site History: the extent of groundwater contamination is largely defined <br /> C. Groundwater. Monitoring Summary: strong monitoring history. -- — ? <br /> D. Remediation Summary: none identified ' <br /> E. Contaminant Exposure Pathway Evaluation: unknown <br /> F. Recommendation: . <br /> In May 2008, the Fund made the following recommendation: The Fund concurs <br /> with the San Joaquin County LOP that has directed the Responsible Party to � <br /> define the vertical extent of contamination, down gradient extent of <br /> contamination, and to conduct a groundwater-pumping test on MW-4. The Fund <br /> will review this site next year to track progress. <br /> UPDATED, May 2009: Based on the following criteria; the Fund recommends <br /> this site be considered for closure providing a.health hazard risk assessment is j <br /> conducted and determined safe for prescribed site activities, public participation i <br /> and fee title notifications are conducted, and the monitoring wells are <br /> appropriately abandoned. , <br /> • The source of the UST release has been identified and removed. <br /> California Environmental Protection Agency <br /> Zoj Recycled Paper <br />