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Get-N-Go Mart _3_ May 28, 2008 <br /> �_. _ <br /> ` Claim No. 13850 <br /> A <br /> C. Groundwater Trends: <br /> MTBE trends are shown below: <br /> Claim 13850 <br /> 1400 <br /> 1200 <br /> 1000 <br /> a <br /> 800 - <br /> UJ <br /> 00 w <br /> m 800 <br /> 400 <br /> 200 <br /> 0 <br /> Time <br /> z � <br /> VII. SENSITIVE RECEPTOR SURVEY: two wells identified within 1/2 mile of the site <br /> c VIII. COMMENTS AND JUSTIFICATION FOR RECOMMENDED ACTION <br /> A. Site Description: active 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: ozone sparging <br /> E. Contaminant Exposure Pathway Evaluation: unknown <br /> F. Recommendation: The Fund concurs with-the San Joaquin County LOP that <br /> ozone sparging continue and to maximize the treatment system as necessary to <br /> achieve Water Quality Objectives in a timely manner. The Fund will review the <br /> site next year to track progress. <br /> Kirk Larson, P.G. Date Robert Trommer, C.H.G. Date <br /> Technical Review Unit Chief, Technical Review'Unit <br /> (916) 341-5663 (916) 341-5684 <br /> California Environmental Protection Agency <br /> Z�Recycled Paper <br /> r <br />