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Third 4aarhar 1886 Ground IMabr Mondming Report,Beacon*BIG <br /> 3300 Waterloo Road Stockton Califanua <br /> Page 2 <br /> GROUND WATER SAMPLING AND ANALYSES <br /> Ground water samples were collected from five monitoring wells All samples were analyzed for <br /> concentrations of <br /> • TPH, as gasoline, by modified EPA Method 8015 <br /> • TPH, as diesel, by modified EPA Method 8015 <br /> • BTEX by EPA Method 602 <br /> Analytical results collected since April 1993 are summarized in Table 2 The laboratory report and <br /> cham-of-custody form for the current sampling event are contained in Attachment C Concentrations <br /> of TPH as gasoline and BTEX remamed below detection limits in samples collected during this <br /> quarter at the site TPH as diesel was detected in samples collected on August 7, 1995 from <br /> monitoring wells MW-1, MW-6, and MW-7 Only groundwater samples collected from momtormg <br /> wells MW-i and MW-6 contained detectable concentrations of TPH as diesel on August 25, 1995 <br /> . A copy of this quarterly monitoring report should be forwarded to <br /> Ms Mary Meays <br /> San Joaquin County Environmental <br /> Health Department <br /> P O Box 2009 <br /> Stockton, California 95201 <br /> California Regional Water Quality <br /> Control Board <br /> 3614 East Ashlan Avenue <br /> Fresno, California 93726 <br /> E1 Dorado Environmental, Inc <br />