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PHONE 285 2400 <br /> CABLE ADDRESS TIMOIL <br /> SEATTLE T (FAX) 206 283-8036 <br /> TACOMA EN <br /> PORTLANDTOCKTON <br /> RENO 'Z I z <br /> RICHMOND ° <br /> .LOS ANGELES 4 TIME <br /> 3 e • <br /> S 4 '" _ <br /> 7 6 5 TS 5h S 2737 WEST COMMODORE WAY SEATTLE,WA 98199-1233 <br /> PRODUCTS �M P O BOX 24447 SEATTLE,WA 98124-0447 <br /> TIME TESTED e <br /> September 7, 1994 <br /> Mr Michael Collins <br /> San Joaquin County Public Health Services <br /> Environmental Health Division <br /> P 0 Box 2009 <br /> Stockton, California 95201 <br /> RE Submittal of Final Remedial Plan and <br /> Quarterly Groundwater Monitoring/Status Report - Third Quarter 1994 <br /> Jackpot Food Mart, 1434 W Yosemite Ave , Manteca, CA (Prop No 04-167) <br /> Dear Mr Collins, <br /> I <br /> Please find enclosed three copies of Science & Engineering Analysis Corporation's <br /> (SEACOR) "Final Remedial Plan and Quarterly Summary Report" dated August 26, <br /> 1994 This report presents the analytical results of groundwater samples <br /> collected from monitoring wells during the third quarter of 1994, summarizes data <br /> collected to date, and presents recommendations for a cleanup system to remediate <br /> hydrocarbon-impacted soils at the above-referenced property <br /> • On June 20, 1994, the San Joaquin County Public Health Services Environmental <br /> Health Division (PHS/EHD) requested that Time Oil implement quarterly status <br /> reporting and conduct quarterly groundwater monitoring until cleanup of the <br /> subject site has been achieved The PHS/EHD also requested that Time Oil submit <br /> a Final Remediation Plan/Corrective Action Plan (FRP/CAP) by September 1994 <br /> Accordingly, this letter and the enclosed report are intended to satisfy Article <br /> 5, Section 2652 of the California Underground Storage Tank Regulations <br /> requirement for quarterly status reporting, as well as the PHS/EHD's request for <br /> quarterly groundwater monitoring reporting and for the submittal of the FRP/CAP <br /> It is Time Oil's understanding that the PHS/EHD will make the enclosed copies of <br /> the Final Remedial Plan available for public review and comment at the PHS/EHD <br /> office and the Manteca Library from early September to early October <br /> Groundwater Sampling Results - July 1994 <br /> On July 28, 1994, samples were collected from each of the groundwater monitoring <br /> wells at the subject site Prior to purging, the depth to groundwater in each <br /> well was measured by a representative of SEACOR As noted in the attached <br /> report, groundwater with a northeasterly flow was encountered at depths of 16 10 <br /> feet to 17 42 feet below ground surface After purging, each well was sampled <br /> with a new disposable bailer to prevent cross-contamination <br /> Analyses did not indicate the presence of gasoline or its constituents in samples <br /> collected from any of the groundwater monitoring wells sampled Table 4 in <br /> SEACOR's report summarizes all groundwater data collected to date, and Appendix <br />