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1 <br /> ' TABLE 4 <br /> HISTORICAL ANALYTICAL RESULTS OF GROUND WATER SAMPLES <br /> ' EPA METHODS 8015M/8021 <br /> Former Chase Chevrolet (Madison) Facility <br /> ' 423 North Madison Street, Stockton, California <br /> (µdl) <br /> ' Sample Depth Ethyl- <br /> Location <br /> th 1Location Sample <br /> to TPH-g TPH-d TPH-mo MTBE Benzene Toluene benzene Xylene <br /> (screen) Water <br /> ' MW 1 01-10-91 25 78 1,000 NA NA NA 67 91 23 110 <br /> (19-46) 02-27-92 2732 5,800 NA NA NA 33 220 41 180 <br /> 05-28-92 2823 1,200 NA NA NA 22 48 16 73 <br /> 09-16-92 28 25 4,300 NA NA NA 110 330 100 400 <br /> ' <br /> 11-05-92 28 44 370 NA NA NA 83 29 12 63 <br /> 02-11-93 28 80 3,100 NA NA NA 41 110 49 230 <br /> 02-08-94 2838 1,900 NA NA NA 68 120 130 460 <br /> 05-04-94 27 64 3,900 NA NA NA 140 230 230 870 <br /> ' 08-05-94 2728 2,400 NA NA NA 90 240 120 680 <br /> 12-20-94 2686 3,000 NA NA NA 63 80 150 660 <br /> 05-11-95 2782 560 NA NA NA 13 37 25 140 <br /> 10-05-95 24 16 280 NA NA NA 63 18 13 70 <br /> 01-30-96 2320 490 100 <250 NA 10 30 69 120 <br /> ' 02-08-96 23 45 170 <50 <250 NA 21 97 39 46 <br /> 05-07-96 2128 21000 490 180 97 25 25 <br /> <05 570 <br /> 08-07-96 2080 330 320 <250 <5 0 23 83 67 84 <br /> 11-05-96 2146 1,300 220 <250 <5 0 16 60 41 390 <br /> ' 02-04-97 1633 850 300 <250 <5 0 97 25 71 230 <br /> 05-06-97 1872 340 200 <250 <5 0 15 054 18 18 <br /> 08-05-97 1852 65 <50 <250 <5 0 <05 <0 5 66 47 <br /> 11-04-97 1936 <50 90 <250 <50 <05 <0 5 <05 080 <br /> 02-04-98 15 76 450 200 <250 1150 40 60 17 120 <br /> ' 05-07-98 1432 <50 66 <250 <50 <05 <0 5 095 060 <br /> 08-12-98 1474 <50 <50 <250 NA <05 <0 5 <05 <0 5 <br /> 11-03-98 1852 <50 65 <250 <50 <05 053 <05 <05 <br /> 02-02-99 15 78 <50 <50 <250 <5 0 <0 5 058 13 16 <br /> 05-05-99 1495 350 <50 <250 <5 0 19 54 14 65 <br /> 08-11-99 1533 52 <50 <250 <5 0 053 19 15 6 1 <br /> 11-09-99 1662 <50 <50 <250 <50 <05 <0 5 <05 <05 <br /> 02-08-00 1620 <50 <50 <250 <5 0 <05 <0 5 089 20 <br /> 05-09-00 1460 <50 <50 <250 <50 <05 <0 5 <05 <0 5 <br /> ' 08-21-00 --- <50 <50 <250 <5 0 <0 5 <0 5 ' <0 5 <0 5 <br /> 11-28-00 1641 <50 <50 <250 <50 <0 5 <05 12 <05 <br /> 02-28-01 1592 <50 <50 <250 <5 0 <0 5 <0 5 057 054 <br /> 05-21-01 15 78 <50 <50 <250 <5 0 <0 5 <05 <05 <05 <br /> ' 08-16-01 t636 <50 <50 <250 <5 0 <0 5 <0 5 <05 <0 5 <br /> 11-14-01 17 54 <50 <50 <250 <5 0 <05 <0 5 <05 <05 <br /> 02-13-02 1683 <50 <50 <250 <5 0 <0 5 <0 5 <05 <0 5 <br /> 05-16-02 1682 <50 <50 <250 <5 0 <0 5 <0 5 <05 <05 <br /> 09-30-02 1772 NS NS NS N5 NS NS NS NS <br /> ' 12-02-02 1845 NS NS NS NS NS NS NS NS <br /> 02-21-03 1777 NS NS NS NS NS NS NS NS <br /> 05-08-03 1 17 80 1 <50 1 <50 1 <250 NA 1 <05 1 <0 5 1 <05 1 <05 <br /> 1 <br /> • <br /> 1 <br /> Advanced GeoEnvironmental,Inc <br /> 1 <br />