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a Job No. R91025 Soil Remediation Interim Progress Report Apache Plastics L.P. 2050 E. Fremont Street Stockton, California 1.0 1 QDUC CON The Apache Plastics L.P.facility is located at 2050 E.Fremont Street in Stockton,California (Figure 1,Vicinity Map). Thi;Interim Progress Report describes the results of a pilot test conducted to assess the applic.-bility of in-situ vapor extraction technology for remediation of petroleum hydrocarbon contaminated vadose soil at the subject site. This report also includes analytical results of soh'boring samples obtained during the installation of the pilot test system. The pilot test and soil analyses activities have been conducted in accordance f with Remediation Services,Inc.(RS)Draft Remedial Work Pian dated September 24, 1991. f 2.0 SI:'E BACKGROUND ' Apache Plastics, L.P. (AP) manufactures extruded plastic pipe at this facility. The facility is located in a mixed commercial district and is bounded on the east by Port Stockton Food Distributors,Inc,on the west by Kelvard Refrigeration and Appliance Co., on the south by an auto parts distributor,and on the north,across E.Fremont St.,by a car wash facility and Stockton City Taxi Cab Co. (Figure 2, Site Map). i In August 1988, one 1000-gallon underground gasoline storage tank was removed from the north side of the AP building. Gasoline contamination was detected in the soil beneath the tank emplacement. The project history and investigation results are reported in RS's September 24, 1991 Draft Remedial Work Plan. 3.0 PHASE I ACTIVITIES COMPLETED TO-DATE Prior to the commencement of the drilling and installation of the vapor extraction well and manometer points, appropriate permits were acquired from the City of Stockton, San Joaquin Air Pollution Control District and San Joaquin County, Environmental Health Division. In October 1991, RS installed one vapor extraction well and two manometer points located approximately as shown on Figure 2. The pilot test blower, piping and air pollution abatement equipment were installed in December. On December 17-19, 1991, RS conducted a three-day pilot test of the vapor extraction system. 1 REMEDIATION , SERVICES. INC.