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F.. <br /> Sri <br /> December 4, 1989 <br /> Work Plan Evaluation of Soil and Ground Water AGS 38032-3W <br /> Unocal Station No. 6981, Stockton, California <br /> the southwest <br /> or southeast, and monitoring of the ground water downgradient if the <br /> direction of groundwater flow is towards the northwest. <br /> be drilled near the southwest corner of the underground tanks will be used <br /> The baring to where TPH <br /> to evaluate the EerticaI extent of soil conditions in an area of the tank cavity will be <br /> r <br /> as gasoline was below 3 ppni. The monitoring well to be constructed in this boring <br /> used to monitor the ground water downgradient of the underground tanks and pump islands <br /> k? if the direction of ground-water flow is towards the southwest. <br /> The boring to <br /> be drilled near the southeast corner of the site H;ill be used.to evaluate the <br /> ast corner of the site, and area where <br /> vertical extent of soil conditions near the southe <br /> well to be constructed in this <br /> � k _ <br /> hydrocarbon contamination is not expected. The monitoring �. <br /> i; boring will be <br /> used of the underground tanks <br /> to monitor the ground water downgradient <br /> 19 'and pump islands if the direction of groundwater flow is towards the southeast, or monitor <br /> p <br /> the ground water upgradient of the underground tanks and pump islands if the direction of <br /> groundwater flow is towards the northwest. <br /> SITE SAFETY PLAN <br /> will be plied GeoSystems, on behalf of Unocal in <br /> performed at the site by Ap <br /> ---- - - -------- — -- — <br /> accordance with Applied GeoSysienis' Site SafetS Plan No. 38032=3S;-dated November-8. <br /> 15 <br /> ,gAolred 0e0systems <br />