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respectively, and BTEX compounds were detected at concentrations of 12 gg/kg, 5 gg/kg, 5 gg/kg <br /> and 20 gg/kg, respectively In addition, total xylene was detected in sample SBI-15 at a <br /> concentration of 5 gg/kg and TPH-d was detected in sample MW-1-10 at 100 mg/kg <br /> The oxygenated fuel additive MTBE was detected In seven of the soil samples analyzed The <br /> 1 concentration of MTBE detected in the seven soil samples ranged from 7 gg/kg (MW-1-10) to <br /> 2,720 µg/kg(SBI-10) The highest MTBE concentration was detected from soil collected from the <br /> former dispenser area at 10 feet bsg(SB 1-10),significant concentrations were also detected at depths <br /> 1 of 5 feet and 15 feet bsg No MTBE was detected at 35 feet or 40 feet bsg <br /> 1 GROUND WATER MONITORING <br /> Initial ground water samples were collected on 28 February 2000 To date, six ground water <br /> 1 monitoring events have been conducted at the site Depth to ground water has ranged between 9 77 <br /> and 12 80 feet bsg, ground water flow direction has been consistently northeast at a gradient of <br /> 1 approximately 0 002 ft/ft Petroleum hydrocarbon compounds was detected during three monitoring <br /> events, TPH-g (100 µg11), benzene (2 7 µg/1), ethylbenzene (0 92 gg/l) zylenes (gg/1) and MTBE <br /> (16 gg/1) in sample MW-1 In March 2002, MTBE (4 2 gg/1) in sample MW-1 and TPH-d (77 µg/1) <br /> 1 r In sample MW-3 in Nobember 2000, and MTBE (4 9 µg11)in sample MW-1 and TPH-d(I 10 µg/1) <br /> In sample MW-5 in March 2001 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> Advanced GeoEnwronmental,Inc. <br /> 1 <br />