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Working to Restore Nature <br /> 3164 Gold Camp Drive, Suite 200 <br /> Rancho Cordova, CA 95670 <br /> Phone (916) 852-6690 <br /> Fax (916) 852-6688 <br /> 1 <br /> June 8, 1994 <br /> I <br /> Mr. Chuck Carmel <br /> ARCO Products Company <br /> P O Box 5811 <br /> San Mateo, California 94402 <br /> I <br /> Subject Status Report, First Quarter 1994 <br /> ARCO Service Station 760 <br /> 225 South Cherokee Lane, Lod►, California <br /> 1 �) Mr. Carmel <br /> At the request of ARCO Products Company(ARCO),RESNA Industries Inc (RESNA) and <br /> others are conducting an environmental investigation at the subject site (shown on Plate 1) <br /> We have prepared this status report on the work conducted during the first quarter 1994 <br /> I Work included supplemental subsurface investigation and groundwater monitoring The <br /> supplemental investigation included installing three groundwater monitoring wells and one <br /> vapor extraction well onsite Groundwater monitoring consists of measuring depths to <br /> groundwater, collecting groundwater samples from the wells for subjective and laboratory <br /> analyses, and evaluating the groundwater gradient and direction of groundwater flow <br /> beneath the site <br /> I <br /> BACKGROUND <br /> In September 1988, RESNA (formerly Applied GeoSystems) observed removal of an <br /> underground waste-oil storage tank located to the east of the station building In June and <br /> July 1991, RESNA observed removal of three gasoline-storage tanks and associated product <br /> piping and two waste-oil tanks Analytical results indicated hydrocarbons were present at <br /> the limits of the former underground gasoline tank and waste-oil tank cavities (RESNA, <br /> June 25, 1991, Report 38048-4) <br /> 1 <br /> 0319ccar/38048-11 <br /> M <br />