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I 17 October 2003 I AGE-NC Project No 02-0964 Page 6 of 8 HU2 One sample (CPT3-60) was collected from westernmost boring CPT3, target analytes were not detected In this sample IHU4 Samples CPT 1-100, CPT2-97,CPT3-108,CPT4-105 and CPT5-108 were collected from this HU TPH-g was detected at concentrations of 1,500 micrograms per liter(µg11)in CPT 1-100 and 210 I µg/1 In CPT2-97 The BTEX compounds toluene, ethylbenzene and xylenes were detected at maximum concentrations of 14 µg/1 (CPT2-97), 13 µg/1 (CPT1-100) and 80 µg/l (CPT1-100), respectively No other analytes were detected In the samples analyzed HU5 One sample (CPT3-124)was collected from westernmost boring CPT3, target analytes were not detected In this sample IHU6 Samples CPT1-124, CPT2-124 and CPT4-124 were collected from this HU TPH-g was detected In samples CPT1-124 and CPT2-124 at a maximum concentration of 14,000 µg/1 (CPT2-124),In addition,TPH-d was detected in sample CPT2-124 at 5,200µg/1 BTEX compounds were detected at maximum concentrations of 55 µg/1 benzene, 840 µg/1 toluene, 460 µg/1 ethylbenzene and 2,000 µg/1 xylenes, 1n sample CPT2-124 In addition, the fuel additive 1,2-DCA was detected in sample CPT1-124 at 2 1 µg/1 No other analytes were detected in the samples analyzed HU7 One sample (CPT3-150) was collected from westernmost boring CPT3, target analytes were not detected in this sample IHU8 Samples CPT1-150, CPT2-150, CPT4-145 and CPT5-150 were collected from this HU TPH-g was detected in samples CPT1-150, CPT2-150 and CPT5-150 at a maximum concentration I of 11,000 µg/1 (CPT2-150), In addition, TPH-d was detected in samples CPTI-150 and CPT2-150 at a maximum concentration of 5,300 µg/1 (CPT1-150) BTEX compounds were detected in CPT1-150, CPT2-150 and CPT5-150 at maximum concentrations of 35 µg/1 benzene, 590 µg/1 I toluene, 360 µg/1 ethylbenzene and 1,700 µg/1 xylenes, in sample CPT2-150 In addition, the fuel additive 1,2-DCA was detected In sample CPT2-150 at 2 8 gg/l No other analytes were detected in the samples analyzed IAn additional grab ground water sample (CPT2-185) was collected at a depth of 185 feet bsg, approximately 25 feet below the limit of CPT soil data TPH-g was detected in this sample at a concentration of 130 µg/1 In addition,BTEX compounds were detected at concentrations of 17 µg/1 benzene, 2 3 µg/1 toluene and 2 2 µg/1 xylenes No other analytes were detected j i IDissolved hydrocarbons are depicted in cross sectional view A-A' and B-B' (Figures 5) • i Advanced Geo E nviron mental,Inc