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"AWugn <br /> riW"ZR6% <br /> Working to Restore Nature <br /> SUMMARY AND RECOMMENDATIONS <br /> Residual gasoline hydrocarbons were not detected in the offsite soil boring but were <br /> detected in the onsite soil borings The highest concentrations were detected in soil near <br /> the tanks The groundwater flow direction and gradient were generally consistent with those <br /> evaluated during previous events Dissolved gasoline hydrocarbons were detected in samples <br /> from wells MW-1, MW-2, MW-4, and RW-1 Dissolved diesel hydrocarbons were reported <br /> in wells MW-1 and MW-3 during this sampling event Dissolved TPHg and TPHd <br /> concentrations were below laboratory detection limits in monitoring well MW-5 The next <br /> sampling event has been scheduled for February 1994 <br /> We recommend forwarding signed copies of this report to Ms Linda Turkette of the San <br /> Joaquin County Public Health Services, Environmental Health Division, P O Box 2009, <br /> Stockton, California 95201, and Ms. Elizabeth Thayer of the California Regional Water <br /> Quality Control Board, Central Valley Region, 3443 Routier Road, Sacramento California <br /> 95827-3098 <br /> 1112yew/38009-4 4 <br />