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<br /> • 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 /> (AZg1l)
<br />' Sample
<br /> Sample
<br /> Sample Depth to TPH as Ethyl-
<br /> Location
<br />' (Screen)
<br /> Date Water Gasolme MTBE Benzene Toluene benzene Xylene
<br /> Adjusted for
<br /> MW-3 9-11-90 Product 0 88 feet Free Product
<br />' (23-44) 2-27-92 2759 1 89 feet Free Product
<br /> 5-28-92 2735 1 92 feet Free Product
<br /> 9-16-92 2866 169 feet Free Product
<br />' 11-5-92 2806 154 feet Free Product
<br /> 2-11-93 2774 0 85 feet Free Product
<br /> 2-8-94 2698 1 80 feet Free Product
<br />' 5-4-94 2694 164 feet Free Product
<br /> 8-5-94 2657 1 17 feet Free Product
<br /> 12-20-94 2724 0 85 feet Free Product
<br /> 5-11-95 23 94 0 13 feet Free Product
<br />' 10-5-95 2286 0 02 feet Free Product
<br /> 11-20-95 2324 0 26 feet Free Product
<br /> 2-8-96 22 59 0 01 feet Free Product
<br />' 5-8-96 2067 0 01 feet Free Product
<br /> 8-8-96 2044 300,000 <1,000 24,000 60,000 4,300 30,000
<br /> 11-6-96 2092 200,000 <170 19,000 50,000 3,860 26,000
<br />' 2-5-97 15 89 170,000 <200 10,000 37,000 3,600 25,000
<br /> 5-7-97 1804 190,000 <100 15,000 51,000 3,900 22,000
<br /> 8-6-97 1821 210,000 120 12,000 39,000 4,700 33,000
<br /> 11-5-97 1894 200,000 <2,000 17,000 55,000 4,900 27,000
<br />' 2-5-98 1598 180,000 <190 15,000 54,000 4,600 26,000
<br /> 5-8-98 13 79 180,000 400 17,000 51,000 3,900 25,000
<br /> 8-13-98 1430 180,000 <1,000 14,000 55,000 4,100 23,000
<br /> I 11-4-98 1603 190,000 <300 14,000 58,000 4,940 27,000
<br /> 2-4-99 1542 170,000 <200 21,000 54,000 4,400 29,000
<br /> 5-5-99 1461 190,000 <1,000 13,000 50,000 4,100 23,000
<br /> I8-11-99 1516 200,000 <200 14,000 50,000 4,000 24,000
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<br /> Advanced GeoEn%ironmentai,Inc
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