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WALLACE • KUHL yst2mrs <br /> &ASSOCIATES INC June 15, 1994 <br /> Mr Gary Weinberger JUN 16 1994 <br /> JVM Associates ENVIRONMENTAL HEALTH <br /> 5601 W Mohave PERMIT/SERVICES <br /> Phoenix, Arizona 85031 <br /> ` QUARTERLY STATUS REPORT <br /> JVM ASSOCIATES <br /> 781 Swift Way <br /> Stockton, California 95206 <br /> WKA No 1735 02 F )r <br /> II i q l I <br /> i Dear Mr Weinberger, Y � <br /> I � <br /> I <br /> As requested by the San Joaquin County Public Health Services, we are <br /> submitting this quarterly status report for the subject property, located a 781 <br /> k Swift Way in Stockton, California (Plate 1) <br /> ► Ground water elevation measurements of the three monitoring wells (MW1- <br /> MW3) took place on March 29, 1994, historical ground water elevation data is <br /> provided in Table 1 Based on previous ground water elevation <br /> ---------- <br /> measurements, the ground water flow direction has shown a change in <br /> i J Gtotechnical Engineering <br /> direction possibly due to seasonal fluctuations, precipitation, or localized <br /> Enginetring Geology pumping The ground water flow direction has changed from a northwesterly <br /> flow to a northeasterly flow beneath the subjectr�operty with a hydraulic <br /> l Environmenril Co"sulting �' �.— �-- ..r-�� ___r �� �� —, " <br /> gradient of 0 0073 feet/foot (Plate 2) <br /> Remcdiation Seri ices <br /> Construction Inspection Ground water samples were obtained from the three on-site monitoring wells <br /> �• <br /> on March 29, 1994 Prior to sampling, the water level in each well was <br /> Wtertgls Testing measured and checked for visual signs of free product using a clear bailer <br /> Approximately three to five well volumes of water were purged from each <br /> � well using a 3 112-inch diameter polyvinyl chloride (PVC) bailer until <br /> 30501ndii5uial Blvd temperature, pH, and conductivity readings stabilized and/or the water cleared <br /> of sediment The water samples were then collected using a new polyethylene <br /> West 1;acr3menta <br />,r \ <br /> CA 95691 <br /> Fax 916 372 2565 <br /> 916 372 1434 <br /> fiecycL.J pn�x r <br />