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Mary Sanchez -3- February 25, 2010 <br /> Claim No. 1026 <br /> A. Soil Excavation: approximately 1,000 cubic yards of contaminated soil was . <br /> excavated in Feb 03.B. In-Situ Soil Remediation: none identified <br /> C. Groundwater Remediation: <br /> • METHOD: groundwater extraction <br /> • DURATION: 2003 through .present <br /> D. Groundwater Trends: <br /> • Benzene trends are shown below- <br /> 2500- <br /> 2000-- <br /> 1500-- <br /> 1000- <br /> 500 <br /> elow:250o 2000 1500 1000500 <br /> 0 17 <br /> 46e 4-e a100 4e 44e 44e a_e <br /> 'L""J' BENZENE Trend <br /> ,I. .. <br /> VII. SENSITIVE RECEPTOR SURVEY: no wells identified within '/2 mile of the site <br /> VIII. COMMENTS AND JUSTIFICATION FOR RECOMMENDED ACTION <br />♦ r>raa..� — • ._.:#y.. .— -. -tet— ' -... — -4Fr"MI kti .�z.1+--a Ai►•.' s. � ,e ms. - .... .k �y_ <br /> A. Site Description: former auto repair facility E <br /> B. Site History: the extent of groundwater contamination is defined. An MTBE <br /> groundwater plume from Country Club Food and Fuel has migrated northwesterly <br /> onto the Sanchez Property. <br /> C. Groundwater Monitoring Summary: strong monitoring history <br /> D. Remediation Summa groundwater extraction <br /> Summary- g _ <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 direct the Responsible Party to <br /> continue to 'operate the groundwater extraction and treatment system to maintain <br /> California Environmental Protection Agency <br /> P.c}Recycled Paper <br />