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♦ 'R'` R ..1 1 �%L H`:SSI-t 1 <br /> WALLACE • KUHL i ' t�,s+i E <br /> &ASSOCIATES INC <br /> October 23, 1995 } <br /> Ms Barbara Jean Drake <br /> 8315 Arroyo Way <br /> Stockton, California 95209 <br /> QUARTERLY STATUS REPORT <br /> 26485 THORNTON ROAD <br /> Thornton, California 95206 <br /> WKA No 2556 02 <br /> Dear Ms Drake, <br /> We are submitting this quarterly ground water monitoring and sampling report for <br /> the subject property located at 26485 Thorton Road in Thorton, California <br /> (Plate 1) The purpose of our work was to comply with ground water sampling <br /> requirements requested by the Central Valley Regional Water Quality Control <br /> Board (RWQCB) and County of San Joaquin Public Health Services - <br /> Environmental Health Department (EHD) <br /> Geotechnical Engineering <br /> On September 10, 1995, ground water samples were obtained from three on-site <br /> ?� Engineering Geology monitoring wells MW1 through MW3 (Plate 2) Prior to sampling, the wells were <br /> Environmental Consultor checked for visual signs of free product using a clean, disposable polyethylene <br /> ., g <br /> Remediation Services bailer When no free product was visible, monitoring wells MW 1 through MW3 <br /> were purged and sampled as described in Appendix A <br /> e <br /> Construction Inspection <br /> Based on ground water elevation measurements, the ground water flow direction is <br /> Materials Testing to the northwest with a hydraulic gradient of 0 005 feet/foot (Plate 1) A historical <br /> s summary of ground water elevation measurements for the subject site is included as <br /> Table 1 <br /> I\ 3050 Industrial Blvd <br /> West Sacramento Analytical results for the water samples collected from wells MW1 and MW3 <br /> CA 95691 revealed no detectable concentrations of Total Petroleum Hydrocarbons as gasoline <br /> Fax 916 372 2565 (TPH-g) or purgeable aromatics Analtyical results of water samples collected <br /> 916 372 1434 <br /> Recycled pure <br />