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�./ `...' <br /> San Joaquin/ARCO Meeting Minutes, March 30, 1993 Working To Restore Nature <br /> E. Closure <br /> 1. definition: SJC indicated that they require destruction of all monitoring <br /> wells and completion of remediation (including removal of remedial <br /> equipment) before granting closure; therefore, closure will not be <br /> granted on sites undergoing post-remedial monitoring; this will affect <br /> sites considered for closure on basis of RA/FI' studies. <br /> 2. monitoring: no discussion <br /> 3. hydrologic cycle: no discussion <br /> 4. Basin Plan amendments: Beth Thayer stated that she is not aware of <br /> the status of the basin plan amendments; she also stated again that <br /> federal and state involvement in the military base closures will have <br /> an impact. <br /> III. ARCO Sites (Environmental Consultant; RESNA Industri <br /> CO SS No. 2130, North El Dorado St. Stockto <br /> o 'ke Infurna stated that he had ju recently received the ground-water <br /> mo ring data for the fourth qu er 1992. He would like these reports to <br /> be subm ed at least before th sampling date of the following quarter. <br /> o RESNA inform SJ t the results of the first quarter groundwater <br /> sampling event have n received and the quarterly monitoring report will <br /> be submitted in ri . RESNA presented the ground-water results <br /> summarized on a ate. <br /> o Mike stated at the ground water ' the two upgradient wells (MW-1 and <br /> MW-4) has onsistently reported mode to to high levels of hydrocarbons. He <br /> asked w n ARCO intended to asse ground water upgradient and <br /> crossgr ient from these wells (i.e. across mmer Lane and in the mall <br /> parki area). RESNA stated that access to 'll in Hammer Lane would <br /> like not be granted by Caltrans. SJ asked that an ttempt should be made. <br /> o ike inquired about the results of the air sparge p t test which was <br /> conducted in December 1992. RESNA informed SJ t t the data are <br /> currently being evaluated and a final report would be subm' ted in April. <br /> Preliminary evaluation indicates that air sparging may be a feasi le method <br /> of remediation. <br /> 3 <br />