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,ter y <br /> Monitoring Well Installation Work Plan - November 1999 <br /> GREWAL'S MARKET <br /> 4100 East Fremont Street, Stockton, California <br /> 1.0. INTRODUCTION <br /> At the request of Mr. Rick Grewal of Grewal's Market,Advanced G eo Environmental, Inc (AGE) <br /> has prepared this work plan for installation of ground water monitoring wells at 4100 East Fremont <br /> Street, Stockton, California (site). The location of the site is illustrated on Figure 1. A plan of the site <br /> is illustrated on Figure 2. <br /> The San Joaquin County Public Health Services - Environmental Health Division (PHS-EHD) has <br /> directed by letter dated 08 October 1999, that a work plan be prepared for ground crater monitoring <br /> wells at the site. This work plan is prepared in accordance with PHS-EHD and Central Valley <br /> Regional Water Quality Control Board (CVRWQCB) guidelines for the investigation of <br /> underground storage tanks (UST) sites. <br /> This work plan provides a description of the scope of work and procedures for the installation of <br /> three ground water monitoring wells. <br /> 2.0. BACKGROUND <br /> The site is located at the southeast intersection of Fremont Street and Oro Avenue, approximately <br /> 500 feet east of California State Highway 99. The site is located in a topographically flat area at an <br /> elevation between 25 and 30 feet above mean sea level in eastern Stockton, California (Figure 1). <br /> The site is in the southeast quarter of Section 30, Township 2 North, Range 7 East, Mount Diablo <br /> Base and Meridian (Stockton East Quadrangle, 7.5-Minute USGS Topographic Series, 1968, photo <br /> revised 1987). <br /> 2.1. SITE DESCRIPTION <br /> The site is presently utilized as a Union 76 fueling station and a mini-market. The site consists of <br /> two 10.000-gallon USTs, one mini-market building structure, one car wash building structure and <br /> fuel dispensing islands under a canopied structure. <br /> 2.2. UNDERGROUND STORAGE TANK REMOVAL <br /> On 27 July 1998, one 6,000-gallon diesel UST, one 6,000-gallon gasoline UST, one 10,000-gallon <br /> _ gasoline UST and the associated fuel dispensers and product piping were removed from the site. <br /> Laboratory analysis of soil samples collected beneath the former UST and product piping areas <br /> Advanced GeoEnvironmental,Inc. <br />