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r <br /> ,j <br /> RM <br /> ttv <br /> AGS 87031-2 <br /> USA station NO 110 <br /> Stockton, California <br /> 1e collected from S-1 <br /> drilled to a depth of 20 feet- A soil same <br /> zed and found to contain 260 Parts <br /> at a depth °f 15 feet was analyzed the same <br /> per million <br /> hydrocarbons. Soil samples from <br /> (pPm} total other borings levels <br /> depth in the <br /> less than 10 ppm)ings showed low ( a. <br /> of total hydrocarbons. chemical data from the PEG study are <br /> a <br /> summarized in Table 1- <br /> direction of ground-water flow could. not be evaluated at that <br /> Theavailable at the site. <br /> time because only one monitoring well was <br /> contamination observed in the ground <br /> possible sources of the adjacent service stations <br /> water include the site tank cavity and <br /> to <br /> the north and southwest of the site. There was insufficient <br /> available data to define the source or distribution <br /> with confidence. <br /> hydrocarbons in the subsurface <br /> water <br /> conducted a field survey of domestic <br /> Applied GeoSy <br /> stems <br /> conjunction w�.t <br /> supply wells within 2,000 feet of the site in 7 <br /> war.er samples from six <br /> the San Joaquin Local Health District. z <br /> and showed no detectable volatile <br /> wells were analyzed, arts. <br /> hydrocarbons at a laboratory method detection limit of 0.5 P <br /> y petroleum and <br /> per billion. These results were rep <br /> or <br /> to U.S.A. <br /> the San Jcaquin Local Health District in a letter dated May 13, <br /> rr 3 <br /> App/ied GeaSysteMS <br />