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.,` TABLE 3
<br /> ANALYTICAL RESULTS OF HISTORICAL GROUND WATER SAMPLES
<br /> EPA METHODS 8015M, 8020
<br /> Former Chase Chevrolet (Van Buren) Facility
<br /> 424 North Van Buren Street, Stockton, California
<br /> (4gll)
<br /> Sample Sample Depth to TPH as Ethyl-
<br /> Location MTBE Benzene Toluene Xylene
<br /> (Screen) Date Water . Gasoline _ benzene.
<br /> \4N\7-9 6-3-94 26.30 96,000 --- 1,500 16,000 3,700 18,000
<br /> (22-42) 8-5-94 26.08 60,000 --- 1,900 9,900 4,000 19,000
<br /> 12-20-94 26.67 96,000 --- 25,000 14,000 3,400 15,000
<br /> 5-11-95 23.40 96,000 --- 2,400 20,000 3,900 19,000
<br /> 10-5-95 22.32 87,000 --- 2,100 13,000 3,600 18,000
<br /> 2-9-96 22.06 64,000 --- 1,500 6,500 3,100 13,000
<br /> 5-5-96 20.10 42,000 140 1,100 1.200 7,500 11,000
<br /> 8-8-96 19.87 21.000 <120 610 140 1.300 2,700
<br /> 11-6-96 20.34 15,000 <38 250 71 940 3,300
<br /> 2-5-97 15.60 23,000 <83 270 370 1,500 5,100
<br /> 5-7-97 17.47 35,000 <10 690 2.400 2,400 7,200
<br /> 5-6-97 17.62 25.000 90 530 2,500 1.600 4,700
<br /> 11-5-97 18.36 42.000 <250 720 2,700 2,700 9.500
<br /> 2-5-95 15.54 41.000 <120 340 2,600 2.900 10.000
<br /> 5-5-98 13.16 42,000 <93 730 4,300 2.800 10.000
<br /> S-13-95 13.69 34.000 <20 700 200 2,000 6,800
<br /> 11-4-95 15.47 22.000 <50 750 1,700 1.800 5,700
<br /> 2-4-99 14.52 3.600 <60 3.0 380 230 1,900
<br /> -;-99 14.03 11.000 <100 100 110 840 1,500
<br /> 5-10-99 14.49 19,000 <100 120 85 1,100 2.400
<br /> 11-10-99 15.60 14,000 <50 33 <9.0 620 2,100
<br /> NM.1-10 10-5-95 22.91 <50 --- <0.5 0.87 <0.5 0.8
<br /> (17-3-7) 2-9-96 22.72 <50 - - <0.5 <0.5 <0.5 <0
<br /> -5-96 20.77 <50 <5.0 <0.5 <0.5 <0.5 <0.5
<br /> S-S-96 20.50 <50 <5.0 <0.5 <0.5 <0.5 <0.5
<br /> 11-6-96 21.01 <50 <5.0 <0.5 <0.5 <0.5 <0.5
<br /> 2-5-97
<br /> 16.00 <50 <5.0 <0.5 <0.5 <0.5 <0.5
<br /> 5-7-97 18.20 <50 <5.0 <0.5 <0.5 <0.5 <0.5
<br /> 5-6-97 18.28 <50 <5.0 <0.5 <0.5 <0.5 <0.5
<br /> 11-5-97 19.06 <50 <5.0 <0.5 <0.5 <0.5 <0.5
<br /> 2-5-95 16.03 <50 <5.0 <0.5 <0.5 <0.5 <0.5
<br /> 5-S-98 13.87 <50 <5.0 <0.5 <0.5 <0.5 <0.5
<br /> S-13-9S 14.42 <50 <5.0 <0.5 <0.5 <0.5 <0.5
<br /> 11-4-98 16.20 <50 <5.0 <0.5 <0.5 <0.5 <0.5
<br /> 2-3-99 15.50 <50 <5.0 <0.5 0.80 <0.5 1.6
<br /> 5-5-99 14.74 <50 <5.0 1.1 4.0 1.1 5.1
<br /> 5-10-99 15.20 280 <5.0 9.3 32 6.5 42
<br /> 11-10-99 16.40 <50 <5.0 <0.5 <0.5 <0.5 <0.5
<br /> Advanced GeoEmironountal, Inc.
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