WELL CONCENTRATIONS
<br /> Former Texaco Service Station
<br /> 440 W. Charter Way
<br /> Stockton, CA
<br /> MTBE MTBE Depth to GW SPH
<br /> Well ID Date TPPH TEPH B T E X 8020 8260 TOC Water Elevation Thickness
<br /> u IL u IL u IL u IL u IL (ug/L u ILu IL MSL ft. MSL ft.
<br /> MW-9 02/16/1995 50,000 NA 14,000 4,900 1,400 3,200 NA NA 9.99 36.54 -26.55 NA
<br /> MW-9 05/17/1995 17,000 NA 3,800 810 320 850 NA NA 9.99 32.09 -22.10 NA
<br /> MW-9 08/15/1995 43,000 NA 12,000 4,300 940 3,000 <1,000 NA 9.99 31.75 -21.76 NA
<br /> MW-9 11/16/1995 19,000 NA 8,000 680 260 610 NA NA 9.99 32.02 -22.03 NA
<br /> MW-9 02/27/1996 20,000 NA 9,700 300 190 480 NA NA 1 9.99 29.50 -19.51 NA
<br /> i MW-9 05/15/1996 49,000 NA 17,000 4,200 1,200 3,400 NA NA 9.99 27.25 -17.26 NA
<br /> MW-9 08/22/1996 17,000 NA 7,600 170 160 450 <2,000 NA 9.99 28.17 -18.18 NA
<br /> MW-9 11/25/1996 18,000 NA 8,800 580 170 560 <2,000 NA 9.99 28.00 -18.01 NA
<br /> MW-9 02/24/1997 37,000 NA 12,000 2,200 550 1,900 <2,000 . NA 9.99 24.47 -14.48 NA
<br /> MW-9 05/19/1997 15,000 NA 14,000 350 240 750 <300 NA 1 9.99 24.20 -14.21 NA
<br /> MW-9 08/21/1997 38,000 NA 17,000 310 250 630 <600 NA 9.99 25.15 -15.16 NA
<br /> MW-9 11/18/1997 1,800 NA 7,300 150 91 280 560 NA 9.99 26.14 -16.15 NA
<br /> MW-9 02/09/1998 34,000 NA 15,000 780 310 1,200 <600 NA 9.99 23.96 -13.97 NA
<br /> MW-9 05/21/1998 58,000 NA 7,900 1,000 430 1,100 620 NA 9.99 19.67 -9.68 NA
<br /> MW-9 08/11/1998 12,000 NA 3,900 94 51 140 150 NA - 9.99 19.63 -9.64 NA
<br /> MW-9 11/09/1998 12,000 NA 3,500 140 64 130 <25 NA 9.99 20.90 -10.91 NA
<br /> MW-9 02/17/1999 6,100 NA 2,700 24.8 <5.00 10.0 46.7 NA 9.99 20.53 -10.54 NA
<br /> MW-9 05/25/1999 11,000 NA 3,800 50 56 100 <250 NA 9.99 19.37 -9.38 NA
<br /> MW-9 08/18/1999 1,110 NA 496 <5.00 <5.00 <5.00 12.6 NA 9.99 20.13 -10.14 NA
<br />' MW-9 11/05/1999 6,320 NA 2,830 <50.0 <50.0 <50.0 138 NA 9.99 19.39 -9.40 NA
<br /> MW-9 02/22/2000 14,500 NA 5,414 1 285 141 316 <500 NA 9.99 19.86 -9.87 NA
<br /> MW-9 05/16/2000 12,200 NA 5,170 123 <100 295 <500 <2.00 9.99 19.33 -9.34 NA
<br /> MW-9 08/30/2000 3,770 413 1,470 <20.0 <20.0 <20.0 <100 <20.0 9.99 20.26 -10.27 NA
<br /> MW-9 11/21/2000 7,040 1,000 3,120 48.4 33.9 91.1 110 <10 9.99 21.10 -11.11 NA
<br /> MW-9 02/15/2001 12,100 766 4,090 187 1 102 314 <250 2.21 9.99 21.25 1 -11.26 NA
<br /> MW-9 05/17/2001 8,000 <400 1 2,500 1 430 84 340 NA <10 9.99 20.60 -10.61 NA
<br /> Pare 14
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