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. i <br /> Tuleburg Warehouse =4- May 19, 2008 <br /> Claim No. 12586 <br /> D. Groundwater Trends: <br /> • MTBE trends are shown below <br /> Claim i25'86 , <br /> 9000 <br /> 8000 <br /> -- 7000 <br /> '6 6000 - MW-3 <br /> Z 5000 <br /> luu <br /> 4000 -�-MW-12 <br /> to 3000 -- EW-2 <br /> 2000 <br /> 1000 <br /> o a o 0 0 0 0 0 0 0 <br /> � cn ca� cn � rl(Dj in <br /> Time <br /> VII. SENSITIVE RECEPTOR SURVEY: ten wells identified within '/Z mile of the site <br /> Vlll. COMMENTS AND JUSTIFICATION FOR RECOMMENDED ACTION <br /> A. Site Description: former 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: soil vapor and groundwater extraction <br /> E. Contaminant Exposure Pathway Evaluation: unknown <br /> F. Recommendation: The Fund concurs with the San"Joaquin County LOP that <br /> the existing treatment systems continue to operate to achieve Water Quality <br /> Objectives in a timely manner. The Fund will review this site next year to track <br /> progress. <br /> 5,, /� <br /> sig <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 /> CalmoXnfa Environmental Protecdon Agency <br /> �. Recycled Paper <br />