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i <br /> iC, <br /> k <br /> ��AWuAW <br /> AW MA <br /> k 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 /> 3 <br /> I <br /> November 3, 1993 <br /> Mr Chuck Carmel <br />.E C ARCO Products Company <br /> P.O Box 5811 <br /> San Mateo, California 94402 <br /> Subject Status Report, Third Quarter 1993, ARCO Service Station No 2076, 800 East <br /> Kettleman Lane, Lodi, California <br /> Mr Carmel <br /> At the request of ARCO Products Company (ARCO), RESNA Industries (RESNA) is <br /> t conducting an environmental investigation at the subject site (shown on Plate 1) We have <br /> prepared this status report on the work conducted during the third quarter 1993 Work <br /> included groundwater monitoring. <br /> BACKGROUND <br />�C Work performed prior to this quarter included drilling nineteen soil borings and installing <br /> four groundwater monitoring wells and seven vapor-extraction wells Residual hydrocarbons <br /> were analytically identified in soil samples collected from borings near the tank cavity and <br /> dispenser island. <br /> RESNA performed a vapor-extraction test on July 30, 1991 (RESNA, September 12, 1991). <br /> In November 1991, RESNA observed the removal of five gasoline-storage tanks and <br /> associated product lines and excavation of a new tank cavity (RESNA, June 26, 1992). <br /> ARCO's contractors installed new tanks in the tank cavity east of the station building in <br /> i November 1991. <br /> ARCO initiated groundwater monitoring program in October 1992 Results indicated that <br /> dissolved hydrocarbons were not detected in groundwater <br /> r <br />,C <br /> 0928ccar <br /> 30008-7 <br /> l <br />