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57_,;717l/5 <br /> ENVIRONMENTAL INC 3330 Cameron Park Drive Ste 550 <br /> Cameron Park California 95682 <br /> (530)676-6004-Fax (530)676-6005 <br /> July 27, 2001 <br /> Project No 2005-2050-01 <br /> Ms Lori Duncan <br /> San Joaquin County Public Health Service o �n <br /> Environmental Health Division '' <br /> 304 East Weber Avenue, Third Floor <br /> Stockton, California 95202 AUG 1 Z��1 <br /> ENV,,qjrq VIEN T HEALTH <br /> Re Soil and Groundwater Investigation Report PERMIT/SERVICES <br /> Former Apache Plastics Facility <br /> 2050 East Fremont Street, <br /> Stockton, California <br /> Dear Ms Duncan <br /> On behalf of Beasley and Associates L P , Stratus Environmental, Inc (Stratus), has <br /> . prepared this report documenting the results of a soil and groundwater investigation <br /> performed at the former Apache Plastics facility (the Site) located at 2050 East Fremont <br /> Street, Stockton, California (Figure 1) The scope of work was developed based on the <br /> results of previous subsurface investigations conducted at the site and discussions with <br /> representatives of San Joaquin County Department Public Health Services, <br /> Environmental Health Division(PHS/EHD) <br /> BACKGROUND <br /> The subject site is located in a mixed commercial/residential neighborhood in east-central <br /> Stockton and was formerly used to manufacture plastic products Topography in the area <br /> is flat, with a surface elevation of approximately 22 feet above mean sea level The <br /> property was sold to Henderson Construction, Inc in 1998 <br /> Information previously gathered during a file review at the San Joaquin County <br /> PHS/EHD in August 1988 showed that Precision Industries, Inc observed the removal of <br /> one 1,000-gallon underground storage tank (UST) The UST was installed in 1976 in the <br /> northern portion of the facility A soil sample was collected from beneath the UST at <br /> approximately 9 feet below ground surface (bgs) Total petroleum hydrocarbons as _ <br /> gasoline (TPHG) and benzene were detected at concentrations of 3,400 parts per million <br /> (ppm) and 61 ppm, respectively <br /> Between August 1989 and December 1993, Western Geologic Resources, Remediation <br /> Services, Inc and BSK and Associates performed additional subsurface investigations A <br /> total of eleven soil borings were drilled and converted to seven groundwater monitoring <br />