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KLEINFELDER <br /> I <br /> • 4 ANALYTICAL RESULTS <br /> ' Thirty-six soil samples were submitted under chain-of-custody procedures to BC Laboratory in <br /> Bakersfield, California BC Laboratory is certified by the California Department of Toxic <br /> Substances Control for the requested analyses The soil samples were submitted for the <br /> following analysis <br /> • TPH extractable by Modified EPA Method 8015 <br /> 1 Benzene, Toluene, Ethylbenzene, and Xylenes (BTEX) by EPA Method 5030/8020 <br />' The soil samples were analyzed on a standard ten day turn around schedule Laboratory <br /> analytical data sheets for the samples collected and chain-of-custody forms are attached in <br /> Appendix C The analytical results are summarized on Table 1 <br /> TPH extractable concentrations were reported in two of the six soil borings AB-3 had <br /> concentrations reported at depths of 5 feet (500 mg/kg) and 10 feet (3,900 mg/kg) One or more <br /> BTEX compounds were also reported at low concentrations in these two samples The sample <br /> collected from the termination depth of VB-2 (25 feet) also had 22 mg/kg of TPH reported The <br /> surface soil samples collected adjacent to each borehole (AB-1 through AB-4, and VB-1 and VB- <br /> 2) had TPH concentrations reported ranging from 22 to 3400 mg/kg No BTEX compounds were <br /> reported for these surface samples above laboratory detection limits <br /> i <br /> i <br /> i <br /> 1 <br /> 1 23-482276-AOO/TR950096 Page 8 of 12 October 19, 1995 <br /> Copyright I995 Klemfelder, Inc <br />