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0 0 <br /> Top Filling Station December 2014 <br /> 101 South Wilson Way, Stockton <br /> Claim No: 8479 <br /> Objections to Closure and Responses <br /> According to the Path to Closure page in GeoTracker, finalized on June 26, 2014, the County <br /> objects to UST case closure because: <br /> • Inadequate conceptual site model. <br /> RESPONSE: Adequate data is available in GeoTracker to develop a conceptual site model <br /> as defined by the Policy. <br /> • Secondary source remains. <br /> RESPONSE: Secondary source as defined by the Policy was removed by excavation and <br /> active remediation. <br /> • The case does not meet Policy groundwater criteria. <br /> RESPONSE: We concur. <br /> • The case does not meet Policy vapor criteria. <br /> RESPONSE: Onsite, the case meets Policy Criterion 2b. Offsite, the case meets Policy <br /> Criterion 2a by Scenario 1. <br /> • The case does not meet Policy direct contact criteria. <br /> RESPONSE: This case meets Policy Criterion 3b. <br /> Recommendation <br /> The Fund recommends that the County direct the responsible party to conduct regular <br /> groundwater monitoring of all wells to define the downgradient extent of groundwater <br /> contamination and to continue active remediation to achieve Policy goals in a timely manner. <br /> Kirk Larson, P.G. Date Robe Trommer, C.H.G. Date <br /> Engineering Geologist Senior Engineering Geologist <br /> Technical Review Unit Chief, Technical Review Unit <br /> (916) 341-5663 (916)341-5684 <br /> Page 3 of 3 <br />