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I <br />' 30 December 2002 <br /> . AGE-NC Project No 02-0950 <br />' Page 5 of 7 <br />' • TPH-d was detected in soil samples collected from borings Bi and B2 at a maximum <br /> concentration of 7,500 mg/kg in sample B2-15 <br /> • BTEX compounds were detected in soil samples collected from all three borings at <br />' maximum concentrations of 1 1 mg/kg,460 mg/kg,320 mg/kg and 1830 mg/kg,respectively, <br /> in sample B2-15 <br />' • Lead was detected by EPA Method 6010B in one soil sample collected in boring B2 at a <br /> concentration of 59 mg/kg, in sample B2-15 <br />' No additional target analytes were detected at or above laboratory detection limits in the samples <br /> analyzed A cross section showing the locations of the target analytes is provided in Figure 3 <br /> Analytical results of soil samples are summarized on Table 1 The laboratory reports(CTEL Project <br /> No CT214-0210129), quality assurance and quality control (QA/QC)report and chain-of-custody <br /> forms are included in Appendix B <br /> r <br /> 4 3 HYDROCARBON-IMPACTED GROUND WATER <br /> lie A grab ground water sample was collected from each of the three borings on 15 and 16 October 2002 <br /> and were analyzed for the petroleum hydrocarbon products listed in Section 3 2 <br /> I0 TPH-g was detected in ground water samples collected from each boring at a maximim <br /> concentration of 170,000 µg/1 in boring B2 <br /> • TPH-d was detected in ground water samples collected from borings B1 and B2 at a <br /> maximum concentration of 23,000 µg/1 in boring B2 <br /> • BTEX compounds were detected in ground water samples collected from all three borings <br /> at maximum concentrations of 550 pg/l(B3), 23,000 µg/I(Bl), 6,100 gg/l(B1) and 33,000 <br /> gg/1(B 1), respectively <br /> • 1,2-DCA was detected in ground water samples collected from all three bonngs at a <br /> maximum concentration of 54 gg/l in sample B3 <br /> • EDB was detected in ground water samples collected from all three borings at a maximum <br /> concentration of 190 µg/1 in sample B2 <br /> No additional target analytes were detected at or above laboratory detection limits in the samples <br /> analyzed Analytical results from ground water samples are summarized in Table 2 The laboratory <br /> Ireports(CTEL Project No CT214-0210129),quality assurance and quality control(QA/QC)report <br /> • and chain-of-custody forms are included in Appendix B <br /> Advanced GcoEnvironmental,Inc <br />