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s <br /> On-site, the groundwater samples collected from MW-2 and MW-3 continued to contain <br /> M concentrations of TPH-as-gasoline, BTEX and 1,2-DCA Methyl tertiary butyl ether (MTBE) was <br /> not detected in groundwater beneath the site The expanded groundwater monitoring well <br /> network indicated that groundwater flow may be toward the east-southeast Based on the <br /> Igroundwater analytical and monitoring results (Table 3), the plume of impacted groundwater at the <br /> water table appeared to extend from the vicinity of the former UST system to the southeast <br /> beneath the East Charter Way right-of-way <br /> No sensitive receptors located within the site vicinity appeared to be threatened by the gasoline <br /> hydrocarbons in soil and groundwater, originating from the former UST system at the site For the <br /> site vicinity, one well completion report was on file at DWR Three additional well completion <br /> reports were identified immediately outside of the 2,000-foot site vicinity radius <br /> The nearest water supply well (approximately 800 feet west of the site) is the California Water <br /> Service Company Well #50, which has been out of service for several years, but remains open for <br /> potential future use The nearest active water well is the San Joaquin County Fairgrounds well, <br /> approximately 2,100 feet southeast of the site No schools, hospitals, day care centers or other <br /> possible sensitive receptors were observed in the site vicinity The nearest surface water body to <br /> the site is the Mormon Slough, which crosses the site vicinity approximately 1,000 feet north of the <br /> site <br /> 1 <br /> r <br /> r - <br /> r <br /> • 8 <br /> r <br />