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i <br /> TABLE 3 <br /> ANALYTICAL RESULTS OF HISTORICAL GROUND WATER SAMPLES <br /> Chase Chevrolet - Madison <br /> 423 North Madison Street, Stockton, California <br /> Sample <br /> Location Sample Depth to TPI i as TPFi as TPII as MTBE Benzene Toluene Bthyl- Xylenes <br /> (screen <br /> Date Water Gasoline Diesel Motor Oil benzene <br /> MW-2IA 8-12-98 13.18 9,000 7,800 320 --- 210 5.5 230 47 <br /> (12-32) 11-3-98 14.76 3,200 18,000 1,200 <10 170 2.7 160 39 <br /> 2-2-99 14.19 4,200 6,500 500 <10 240 <0.5 210 45 <br /> 5-5-99 13.53 5,200 8,900 <250 <5.0 170 3.0 140 31 <br /> 8-11-99 13.90 2,900 8,600 <250 <10 190 4.7 120 27 <br /> 11-9-99 15.13 <50 110 <250 <5.0 <0.5 <0.5 <0.5 <0.5 <br /> MW-19B 8-12-98 15.80 <50 360 790 --- <0.5 <0.5 <0.5 <0.5 <br /> (48.5-53.5) 11-3-98 17.13 <50 100 <250 <5.0 <0.5 0.78 <0.5 0.72 <br /> 2-2-99 16.59 <50 130 <250 <5.0 <0.5 <0.5 <0.5 <0.5 <br /> 5-5-99 15.59 <50 <50 <250 <5.0 1.2 4.6 1.5 6.8 <br /> 8-11-99 16.36 <50 <50 <250 <5.0 0.68 2.2 1.3 5.1 <br /> 11-9-99 17.41 <50 <50 <250 <5.0 <0.5 <0.5 <0.5 <0.5 <br /> MW-20B 8-12-98 16.32 <50 710 520 --- <0.5 0.56 <0.5 <0.5 <br /> (50-55) 11-3-98 17.62 <50 140 <250 <5.0 <0.5 <0.5 <0.5 <0.5 <br /> 2-2-99 17.11 <50 120 <250 <5.0 <0,5 0.57 <0.5 <0.5 <br /> 5-5-99 16.15 140 190 <250 <S.Q '�G fJ 21 5.3 25 <br /> 8-11-99 16.80 54 <50 <250 <5.0 �.61 1.7 0.69 2.7 <br /> 11-9-99 17.90 490 290 330 <5.0 0.63 <0.5 2.7 2.6 <br /> MW-21I3 8-12-98 15.04 2,600 1,600 <250 --- 20 3.5 67 27 <br /> (48-53) 11-3-98 16.44 2,200 1,600 320 <5.0 12 1.2 49 26 <br /> 2-2-99 15.87 1,300 1,200 <250 <5.0 8.0 <0.5 49 13 <br /> 5-5-99 15.66 1,300 700 <250 <5.0 8.6 17 29 28 <br /> 8-11-99 15.82 1,400 700 <250 <5.0 <1 1.5 16 8.6 <br /> 11-9-99 16.70 <50 <50 <250 <5.0 <0.5 <0.5 <0.5 <0.5 <br /> n;iau;;rams per liter,equivalent o parts per billion,ppb <br /> Conccnoalions IICIenIIined by EVA Methods 5030,8015111:mJ <br /> Advanced GcoEuvironmental,Inc. <br />