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Ground Water Monitoring Report - Fourth Quarter 2001 <br /> COUNTRY CLUB FOOD AND FUEL J 4 <br /> ' 1856 Country Club Boulevard, Stockton, California <br /> 1f1.0. INTRODUCTION t <br /> ' At the request of Mr Phil Elder of Country Club Food and Fuel,advanced GeoEnvironmental, Inc <br /> (AGE) has prepared this quarterly report for the property located at 1856 Country Club Boulevard, <br /> Stockton, California (site) The site and the surrounding area are illustrated in Figure 1 On-site <br /> ' structures and monitoring well locations are illustrated on Figure 2 Background information and <br /> ground water monitoring procedures for the site are described in the AGE-prepared work plan titled <br /> Monitonng Well Installation Work Plan, dated 29 December 1999 <br /> ' The objective oftheworkwas to monitor dissolved petroleum hydrocarbon concentrations in ground <br /> water and to characterize ground water flow direction and gradient on the site <br /> ' 2.0. PROCEDURES <br /> Field procedures were performed in accordance with Central Valley Regional Water Quality Control <br /> Board (CVRWQCB) and San Joaquin County Public Health Services - Environmental Health <br /> ' Division (PHS-EHD) guidelines for investigating underground storage tank (UST) sites and <br /> sampling ground water monitoring wells <br /> 2 1 WELL MONITORING AND EVACUATION <br /> ' On 19 October 2001, ground water monitoring and sampling was performed on wells MW1 through <br /> MW4 Prior to sampling, the depth to ground water was measured from the top of each well casing <br /> ' to the nearest 0 01-foot utilizing a Solinst water level meter Ground water elevations in each well <br /> were calculated by subtracting the measured depth to ground water from surveyed casing elevations <br /> (Table 1) <br /> After water levels were gauged, each monitoring well was purged of standing water utilizing new, <br /> disposable bailers Approximately 5 to 6 gallons of water (a minimum of 3 casing-water volumes) <br /> were removed from each well Ground water temperature, pH and conductivity were measured at <br /> regular intervals during purging using an Oak-ton water analyzer Field sheets and data are included <br /> uiAppendix A Purged water was stored on-site in labeled, S 5-gallon DOT-approved drums pending <br /> ' proper disposal <br /> 1 <br /> i <br /> 1 <br /> Advanced GcoEnvironmental,Inc <br /> 1 <br />