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ARCO QUARTERLY GROUNDWATER MONITORING REPORT <br /> Facility No.: 2093 <br /> �s � <br /> Address: 3425 Trac Boulevard Trac California <br /> �� Y Y, <br /> ARCO Environmental Engineer: Mr. Kyle Christie <br /> Consulting Co./Contact Person: Brown aad CaIdwell/Steve Misner [(916)444-0123] i <br /> Consultant Project No.: 3315 I! k <br /> Regulatory Agencies/Regulatory ID No.: Central Valley RWQCB, San Joaquin County <br /> Pilot Program Site 1416 1 } <br /> WORK PERFORMED THIS QUARTER(Second 1996): �,�„• <br /> 1. Conducted groundwater monitoring/sampling for second quarter of 1996. Work <br /> conducted by Pacific Environmental Group (PEG). <br /> i� <br /> N <br /> 2. Submitted groundwater monitoring report for first quarter of 1996. <br /> } <br /> 3. Operated SVETS system. C <br /> 1,• <br /> E WORK PROPOSED FOR NEXT QUARTER(Third - 1996): <br /> j <br /> 1. Submit Second quarter 1996 groundwater monitoring report., <br /> ti 2. Conduct groundwater monitoring/sampling for third quarter of 1996. Work to be <br /> performed by PEG. <br /> I• <br /> I <br /> 3. Continue to operate SVETS system. <br /> 4. Groundwater will be sampled for MTBE. <br /> I QUARTERLY RESULTS SUMMARY: <br /> 3! <br /> Current Phase of Project: Monitoring/Soil and Groundwater <br /> 1? Remediation <br /> Frequency of Groundwater Sampling: �< Wells ATR-2, ATR-4, ATR-5, ATR-7, <br /> ATR-8, ATR-12, SMW-1 = quarterly; <br /> wells ATR-1, ATR-3;, ATR-6, ATR-9, <br /> ATR-10, ATR-11 = semi-annually <br /> i (1 st and 3rd quarters) <br /> Frequency of Groundwater Monitoring: Quarterly r <br /> Is Free Product(FP) Present On-Site: 3i Yes } <br /> Approximate Depth to Groundwater(below TOC): 8.06 ft (ATR-5)to 12.90 (ATR-1) <br /> General Groundwater Flow Direction: - — northeast <br /> Approximate Hydraulic Gradient: 0.004 E <br /> This report was prepared in accordance with the standards of the environmental consulting industry at the time it was } <br /> prepared. 11 should not be relied upon by parties other than those fo'r whom it was prepared, and.then only to the extent <br /> of the scope of work which was authorized. This report does not guarantee that 4o additional environmental <br /> t contamination beyond that described in this report exists at rhe site. I I <br /> 33151RE PORTSI2ND96QTR.DOC <br /> I <br /> } <br />