Laserfiche WebLink
fl <br /> Remedial Action Work Plan <br /> RIPON FARM SERVICE <br /> 22871 South Highway 99, Ripon, California. <br /> 10. INTRODUCTION <br /> At the request of Mr Allan Fetter, Advanced GeoEnvironmental, Inc (AGE) has prepared the <br /> enclosed Remedial Action Work Plan(RAW) for the Ripon Farm Service at 22871 South Highway <br /> 99 in Ripon, California (the site) The plan details the design of a soil vapor extraction/in-situ air <br /> spargmg(SVE/IAS) remediation system for the petroleum hydrocarbon-impacts to soil and ground <br /> water at the site The site setting is illustrated on Figure 1 Site structures and well locations are <br /> depicted on Figure 2 <br /> The RAWP is prepared in response to a request by the San Joaquin County Public Health Services - <br /> Environmental Health Division(PHS-EHD)and in accordance with Regional Water Quality Control <br /> Board(RWQCB) guidelines for corrective action at leaking underground storage tank (UST) sites <br /> 2.0. BACKGROUND <br /> The site has been operated by Ripon Farm Services for at least 40 years Hydrocarbon fuels were <br /> stored and dispensed at the site for approximately 25 years <br /> 21 SITE DESCRIPTION <br /> The site is located in a flat industrial/commercial area in northern Ripon, south of Jack Tone Road <br /> (Figure 1) The site is currently operated by Ripon Farm Service (RFS) A former automotive shop <br /> is located near the northeast corner of the site, an office building and truck scale are located at the <br /> southern corner The surface of the remainder of the site is covered with gravel The Jimco Truck <br /> Stop is located immediately north of the site <br /> 22 PREVIOUS INVESTIGATION <br /> Four underground storage tanks (USTs) were removed from the site on 15 July 1987 Analytical <br /> results of the UST-removal soil samples are summarized in Table 1 <br /> In April 1994, eight soil borings (131 through 138) were drilled at the site Figure 2 depicts the <br /> locations of the soil borings Three of the borings were completed as ground water monitoring wells <br /> (MW-1, MW-2 and MW-3) During drilling, ground water was encountered at a depth of <br /> Advanced GeoEnvironmental,Inc <br />