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<br /> Site Background Information Larry's Auto
<br /> Page 6 of 8
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<br /> TPH-g was detected in ground water samples CPT1-66 and CPT5-67 at concentrations of
<br /> 84,000 micrograms per liter (µg/1) and 3,900 gg/l, respectively
<br /> BTEX compounds were detected in samples CPT 1-66 and CPT5-67 at the following respective
<br />' concentrations 6,600 gg/l and 1,800 gg/l benzene,25,000 gg/l and 6 6 gg/1 toluene,2,400 gg/l and
<br /> 72 gg/l ethylbenzene, and 18,200 gg/1 and 52 6 µg/l total xylenes
<br /> y
<br />' The fuel additives DIPE, TAME, and 1,2-DCA were detected DIPE was detected m sample
<br /> CPT-1-66 at a concentration of 2 3 pg/l TAME was detected in samples CPT 1-66 and CPT5-67 at
<br /> concentrations of 65 µg/l and 120 gg/l, respectively 1,2-DCA was detected in samples CPTI-66 and
<br />' CPT5-67 at concentrations of 13 µg/l and 58 gg/l, respectively
<br /> HU3
<br />' Only one ground water sample (CPT5-108 was collected from the base of 3 TPH- was
<br /> ) � g ✓4
<br /> detected at 7,200 gg/l, BTEX compounds were detected at 980 gg/l benzene,-§60 gg/l toluene, 3/z7/o r,
<br /> 570 µg/1 ethylbenzene,and 1,530 µg/l xylenes,the fuel additives DIPE, TAME,and 1,2-DCA were
<br /> detected at concentrations of 3 8 gg/l, 76 µg/l, and 34 µg/1, respectively
<br /> 10 HU4
<br />' TPH-g was detected in samples CPT 1-117,CPT I-135,and CPT6-117 at concentrations of 450 gg/l,
<br /> 5,800 gg/l, and 240 µg/1, respectively BTEX compounds were detected in samples CPT 1-117,
<br /> CPT I-135, and CPT6-117 at maximum concentrations of 180 gg/l benzene, 690 gg/1 toluene,
<br />' 240 µg/l ethylbenzene, and 1,050 gg/1 total xylenes, in the sample from CPT1-135 Fuel additives
<br /> were not detected
<br /> HU5
<br /> Only one ground water sample(CPT;13 8)was collected from HU5,petroleum hydrocarbons were
<br /> not detected in this sample
<br /> HU6
<br /> TPH-g was detected in samples CPT 1-162 and CPT 1-191 at concentrations of 1,500 Pg/1 and
<br /> 20,000 gg/l,respectively BTEX compounds were detected in samples CPT I-162 and CPT 1-191 at
<br /> maximum concentrations of 89µg/I benzene,220 pg/1 toluene, 120 µg/l ethylbenzene and 910 gg/l
<br /> total xylenes, in sample CPT1-191 Fuel additives were not detected No additional petroleum
<br /> hydrocarbons were detected at or above laboratory reporting limits l
<br /> ANALYTICAL RESULTS OF SOIL SAMPLES
<br /> Advanced GenEnvtronmental,Inc
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