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WELL CONCENTRATIONS -
<br /> Former Texaco Service Station -
<br /> 440 W. Charter Way
<br /> Stockton, CA
<br /> MTBE Depth to GW SPH
<br /> Well ID Date TPPH B T E X MTBE 8020 8260 TOC Water Elevation Thickness
<br /> (ug/L) (uglL) (ug/L) (ug/L) (uglL) (uglL) (uglL) (MSL) (ft } (MSL) (ft )
<br /> MW-2 08/21/1997 59 075 <0 5 <0 5 25 <30 NA 11 10 2426 -1316 None
<br /> MW-2 11/18/1997 <50 055 <0 5 <0 5 <0 5 <30 NA 11 10 2600 -1490 None
<br /> MW-2 02/09/1998 <50 <0 5 <0 5 <0 5 <0 5 <30 NA 11 10 2369 -1259 None
<br /> MW-2 05121/1998 <50 <0 5 <0 5 <0 5 <0 5 <2 5 NA 11 10 1980 -870 None
<br /> MW-2 08/11/1998 <50 <0 5 <0 5 <0 5 <0 5 <2 5 NA 11 10 2010 -900 None
<br /> MW-2 11/09/1998 58 <0 50 <0 50 <0 50 <0 50 <2 5 NA 11 10 21 10 -1000 None
<br /> MW-2 02/17/1999 <50 0 <0 500 <0 500 <0 500 <0 500 <2 00 NA 11 10 2043 -933 None
<br /> MW-2 1 05/25/1999 1 400 1 120 1 36 1 11 1 51 <2 5 NA 1110 1989 -879 None
<br /> MW-3 02/0511992 80,000 1,900 3,100 1,200 5,300 NA NA 11 34 41 62 -3030 None
<br /> MW-3 05/15/1992 31,000 1,900 3,300 1,200 4,300 NA NA 11 34 4080 -2948 None
<br /> MW-3 10/15/1992 NA NA NA NA NA NA NA 1134 4318 -3186 None
<br /> MW-3 12/17/1992 31,000 3,500 2,000 950 3,100 NA NA 11 34 4333 -3201 None
<br /> MW-3 03/18/1993 44,000 2,200 2,400 1,200 4,500 NA NA 1134 4095 -2963 None
<br /> MW-3 06/10/1993 22,000 1,200 860 380 1,500 NA NA 11 34 3924 -2792 None
<br /> MW-3 09120/1993 160 36 06 NO 44 NA NA 11 34 NA NA NA
<br /> MW-3 10/22/1993 NA NA NA NA NA NA NA 1134 4034 -2900 None
<br /> MW-3 12/22/1993 NA NA NA NA NA NA NA 1134 4012 -2878 None
<br /> MW-3 03/16/1994 22,000 1,700 960 550 2,100 NA NA 11 34 3939 -2805 None
<br /> MW-3 06/15/1994 16,000 1,300 1,100 590 2,100 NA NA 11 34 3898 -2764 None
<br /> MW-3 09/22/1994 24,000 1,600 1,000 700 2,200 NA NA 11 34 4035 -2901 None
<br /> MW-3 12/01/1994 27,000 2,300 1,700 1,100 3,800 NA NA 1134 4002 -2868 None
<br /> MW-3 02/16/1995 12,000 1,200 600 310 1,000 NA NA 11 34 3722 -2588 None
<br /> MW-3 05/17/1995 11,000 1,100 330 200 660 NA NA 11 34 3289 -21 55 None
<br /> MW-3 08/1511995 3,300 160 25 52 29 120 NA 11 34 3217 -2083 None
<br /> MW-3 1 11/16/1995 7,500 860 260 1 150 530 NA NA 11 34 3290 1 -21 56 1 None
<br /> MW-3 02/2711996 7,800 1,300 42 19 61 NA NA 11 34 3000 -1866 None
<br /> MW-3 05/1511996 6,900 740 110 70 230 NA NA 1134 2818 -1684 None
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