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I11 February 2002 <br /> AGE-NC Project No 99-0559 <br /> Page 8 of 10 <br /> samples collected from CPT2 at concentrations of 100 µg/1, 120 µg/1, 10µg/I and 47 µg/1, <br /> respectively BTEX compounds were not detected in the HU4 sample collected from CPT3 <br /> BTEX compounds were detected in the upper HU5 samples collected from CPT2 (135 feet bsg) at <br /> concentrations of 94 µg/1, 570 µg/1, 110µg/1 and 540 µg/1, respectively Toluene and total xylenes <br /> were detected in CPT3 upper HU5 sample at concentrations of 0 59 µg/1 and 2 4 µg/l, respectively <br /> BTEX compounds were detected in the lower HU5 samples collected from CPT2 (150 feet bsg) at <br /> concentrations of 47 µg/l, 410 µg/l, 150µg/1 and 810 µg/1, respectively <br /> IMTBE was detected in the HU1 samples collected from CPT1 and CPT3 at concentrations of 2,100 <br /> µg/1 and 17,000 µg/1, respectively, HU1 was not sampled in boring CPT2 MTBE was detected in <br /> the HU4 samples collected from CPT1,CPT2 and CPT3 at concentrations of 870 µg/1, 250 µg/1 and <br /> 3 7 µg/1, respectively MTBE was detected in the upper HU5 samples collected from CPT2 and <br /> CPT3 at concentrations of 1,100 µg/1 and 110 µg/1, respectively MTBE was detected in the lower <br /> HU5 samples collected from CPT2 and CPT3 at concentrations of 1,200 µg/1 and 4 8 µg/l, <br /> respectively <br /> No other fuel additives were detected in the ground water samples The laboratory reports(MAI Lab <br /> I D 65153 through 65156, 65275 through 65277 and 65404 through 65407) and chain-of-custody <br /> I forms are presented in Appendix C Analytical results of the CPT "grab"ground water samples are <br /> summarized in Table 1 Analytical results of CPT "grab" ground water samples collected are <br /> depicted in petroleum-impact cross sectional views C-C', D-D' (Figures 5 and 6) <br /> 34 LABORATORY RESULTS OF SOIL SAMPLES <br /> IThree soil samples were collected from CPT-2 at depths of 80 feet, 110 feet and 135 feet bsg and <br /> submitted for laboratory analysis <br /> The sample collected from 80 feet (CPT2-80 — HU3) contained TPH-g at 1,500 milligram per <br /> kilogram (mg/kg),BTEX compounds were detected in at concentrations as high as 210 mg/kg total <br /> 1 xylene (benzene was at 25 mg/kg) MTBE was detected at a concentration of 820 micrograms per <br /> 1 kilogram (µg/kg) <br /> I The sample collected from 110 feet(CPT2-110—upper HU5)contained TPH-g at 4 9 mg/kg,BTEX <br /> compounds were detected in at concentrations as high as 0 53 mg/kg total toluene (benzene was at <br /> 0 18 mg/kg) MTBE was detected at a concentration of 30 µg/kg <br /> I <br /> Advanced GeoEnvlroamental,[nc <br /> I <br />