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J <br /> PACIFIC 0 0 <br /> ENVIRONMENTAL <br /> GROUP INC <br /> November 8, 1995 <br /> Project 320-159 1A <br /> NOV 10 1995 <br /> Mr Brett Hunter <br /> Chevron U S A Products Company ENVIRONMENTAL HEALTH <br /> P O Box 5004 <br /> PERMIT/SERVICES <br /> San Ramon, California 94583-0804 <br /> Re Work PIan <br /> Chevron U S A Service Station 9-1452 <br /> 334 E Main Street <br /> Ripon, California <br /> Dear Mr Hunter <br /> This letter, prepared by Pacific Environmental Group, Inc (PACIFIC) on behalf of <br /> • Chevron U S A Products Company (Chevron), presents a work plan to investigate soil <br /> and groundwater conditions at the site referenced above (Figures 1 and 2) The purpose <br /> of the investigation is to investigate soil and groundwater conditions beneath the site <br /> The service station on the site is currently being reconstructed The field work proposed <br /> in this work plan has therefore been planned to be performed prior to December 1, 1995 <br /> when site paving is scheduled <br /> The scope of work of the investigation will generally include the drilling and installation <br /> of four soil borings (B-1 through B-4) and four groundwater monitoring wells (MW-1 <br /> through MW-4), soil and groundwater sampling and analyses, the calculation of <br /> groundwater flow direction and gradient, and report preparation <br /> This work plan includes a brief discussion of site background, proposed scope of work, <br /> i� and schedule Previous environmental investigation has not been performed at the site <br /> Field and laboratory procedures are presented as Attachment A <br /> SITE BACKGROUND <br /> The subject site is an operating Chevron service station (currently under re-construction) <br /> and is located at X34 East Main Street, in Ripon, San Joaquin County, California The <br /> site was originally constructed in June of 1969 Site topography is relatively flat Site <br /> elevation is approximately 70 feet above mean sea level (MSL) Land use in the site <br /> viciruty is agricultural The nearest surface water in relation to the site is the Staruslaus <br /> River located approximately 2,000 feet to the east of the site (Figure 1) <br /> 2025 Gateway Place, Suite 440, San Jose, California 95110 (408)441-7500 FAX (408) 441-7539 <br />