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, 5 <br /> 5 <br /> 1 15 July 2005 <br /> . AGE-NC Protect No 00-0769 <br />' Page 4 of 7 <br /> 1 3 2 ANALYTICAL RESULTS OF GROUND WATER SAMPLES <br /> Dunng the March 2005 sampling event,31 groundwater samples were collected from HU-1 through <br /> 1 HU-5 and submitted for laboratory analysis for the constituents listed in Section 2 2 Analytical <br /> laboratory results are summarized in Tables 2 and 3 The lateral extent of petroleum hydrocarbon- <br /> impacted ground water for HU-1 through HU-5 is illustrated on Figures 7 through 11,respectively <br /> 1 ! <br /> HU-1 <br /> f Ground water samples from wells MW-1, MW-213, MW-3B, and "A" wells MW-4A through r __ <br /> MW-9A, were collected from HU-1 (25 feet to 51 feet bsg) <br />' TPH-g was detected in allround water samples except MW-6A, MW-8A and MW-9A at <br /> g p p , <br /> concentrations ranging from 240,000 micrograms per liter(µg/1)in well MW-1 to 820 µg/1 in well <br />' MW-7A (Figure 7) <br /> BTEX compounds were detected in all samples except MW-8A and MW-9A at concentrations <br /> . ranging from 34,000 µg/1 (MW-1) to 23 µg/l (MW-7A) benzene, 59,000µg/l (MW-1) to 3 8 µg/l <br /> (MW-6A)toluene,°5,000 µg/l(MW-1)to 6 9 µg/1(MW-6A)ethylbenzene,and 31,000µg/l(MW-1) <br />' to 4 7 µg/1 (MW-6A)total xylenes <br /> r <br /> The fuel additive 1,2-DCA was detected in samples from wells MW-1,MW-213,MW-3B,MW-4A <br /> and MW-5A at concentrations ranging from 1,900 µg/1 (MW-1) to 24 µg/1 (MW-3B) DIPE was <br /> detected in the samples from wells MW-1 and MW-213 at concentrations of 5 3 µg/l and 18 µg/1 <br /> TAME was detected in the ground water sample collected from well MW-2B at a concentration of <br />' 32,µg/1 , <br />' HU-2 <br /> Ground water samples from wells MW-2A,MW-3A,and"B"wells,MW-413 through MW-913,were <br />' collected from HU-2 (112 feet to 125 feet bsg) <br /> TPH-g was detected in all ground water samples except MW-813, and MW-913 at concentrations <br />' ranging,from 26,000 vg/1 (MW-3A)to 260 µg/1 (MW-7B) (Figure 8) <br /> BTEX compounds were detected in all samples except MW-813, and MW-913 at concentrations <br />' ranging from 4,700 µg/1 (MW-4B) to 32 pg/l (MW-2A) benzene, 1,900 µg/1 (MW-4B) to 29 µg/l <br /> (MW-7B)toluene,780 pg/1(MW-6B)to 6 0 pg/1(MW-2A)ethylbenzene and 3,100µg/l(MW-3A) <br />' Advanced GeoEnvironmental,Inc <br /> I s <br /> s <br />