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Knowles Family l rust March 5, 2009 <br /> Claim No. 854 <br /> B. In-Situ Soil/ Groundwater Remediat7urI: none identified <br /> C. Groundwater Trends: <br /> • Benzene trends are shown below <br /> BENZENE Results for MW5 <br /> 6000 <br /> Soon , <br /> 4000- <br /> 3000 <br /> 000 3000 - --� - <br /> 2000 <br /> I - i <br /> E <br /> 1000 - - - - - <br /> i <br /> v4f� f 4 o ry� ;5e��"'4e l`e 4 ti 11#X 41, Ile X40,4�'�{*t�?�oolo41, <br /> ® BENZENE -^-- Trend <br /> VII. SENSITIVE RECEPTOR SURVEY: four wells identified within '/2 mile of the site <br /> VIII. COMMENTS AND JUSTIFICATION FOR RECOMMENDED ACTION <br /> A. Site Description: retail gasoline station <br /> B. Site History: the extent of groundwater contamination is defined <br /> C. Groundwater Monitoring Summary: strong monitoring history <br /> D. Remediation Summary: excavation only <br /> E. Contaminant Exposure Pathway Evaluation.: unknown <br /> F. Recommendation. <br /> In March 2008, the Fund made the following recommendation: The Fund <br /> recommends that the San Joaquin County LOP should review the Work Plan to <br /> replace MW-5, to be destroyed due to roadwork, and to conduct quarterly <br /> groundwater monitoring for a full hydrologic cycle to assess the need to conduct <br /> active remediation. The Fund will review this site next year to track progress. <br /> California Environmental Protection Agency <br /> C.n <br /> 4 Recycled Paper , <br />