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r <br /> ' QUARTERLY REPORT <br /> Ripon Farm Service <br /> ' 22871 South Highway 99 <br /> Ripon, California <br /> February 1995 <br /> ' 1,0 INTRODUCTION <br /> In accordance with a request from Mr Bruce McCandless, Geological Audit Services, Inc <br /> (GeoAudit) has prepared this Quarterly Report of monitoring and sampling activities <br /> performed during the first quarter of 1995 at 22871 South Highway 99 in Ripon, California <br /> (the site) This report also includes monthly monitoring activities for December 1994 and <br /> ' January 1995 The location of the site is illustrated on Figure 1 A plan of the site is <br /> illustrated on Figure 2. <br /> 2.0 BACKGROUND <br /> 2.1 Site Location <br /> The site is located in a flat industrial area in northern Ripon, east of Jack Tone Road <br /> r (Figure 1), the site is operated by Ripon Farm Service (RFS) An automotive shop is <br /> located near the northeast corner of the site, an office building and truck scale are located <br /> at the southern corner The surface of the remainder of the site is covered with gravel <br /> ' Jimco Truck Stop is located immediately north of the site. <br /> 2.2 UST Removal <br /> ' t is our understanding that four underground storage tanks (USTs) were removed from the <br /> I g g g <br /> site on July 15, 1987 One 10,000-gallon diesel tank (Tank #1) and one 7,500-gallon diesel <br /> ' tank(Tank #2)were located near the tuning shop,one 10,000-gallon unleaded gasoline tank <br /> (Tank#3) and one 10,000-gallon diesel tank (Tank #4)were located approximately 120 feet <br /> ' east of the shop (Figure 2). <br /> One sample was collected below each UST The samples were collected at depths between <br /> ' 18 and 21 feet Petroleum hydrocarbons were detected in soil samples collected below tanks <br /> #1, #2, and #3 at the time of removal <br /> 0-,.S-1 A.&S.-1� 1 <br /> R�F.m 5--QR 3 95827 S <br /> 1 <br />