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r x <br /> . Fourth Quarter 1995 Ground Water Monitoring Report,Beacon#695 <br /> 900 South Cherokee Lane Lodi Cahfomia <br /> Page 2 <br /> GROUND WATER SAMPLING AND ANALYSES <br /> Ground water samples were collected from thirteen monitoring wells All samples were analyzed <br /> for concentrations of <br /> o TPH, as gasoline, by modified EPA Method 8015 <br /> o BTEX by EPA Method 602 <br /> The samples collected from monitoring wells MW-17 and MW-27 was also analyzed for <br /> o TPH, as diesel, by modified EPA Method 8015 <br /> Analytical results collected since February 1992 are summarized in Table 2 Historical analytical <br /> data are contained in Attachment D Figure 3 illustrates the inferred distribution of benzene in <br /> ground water based on the current data The laboratory report and chain-of-custody form for the <br /> current sampling event are contained in Attachment E Benzene was not present in detectable <br /> concentrations in ground water samples collected from monitoring wells MW-16, MW-17, MW-18, <br /> MW-20, MW-21, MW-24, MW-27, MW-28, MW-29, MW-30, and recovery well RW-1 Benzene <br /> ® concentrations increased in the sample collected from monitoring well MW-8 and decreased in the <br /> sample collected from recovery well RW-2 <br /> A copy of this quarterly monitoring report should be forwarded to <br /> Ms Linda Turkette <br /> Environmental Health Division <br /> San Joaquin County Public Health Services <br /> Post Office Box 2009 <br /> Stockton, California 95201 <br /> Mr Gordon Boggs <br /> Central Valley Regional Water Quality Control Board <br /> 3443 Routier Road, Suite A <br /> Sacramento, California 95827-3098 <br /> El Dorado Environmental, Inc <br />