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WELL CONCOITRATIONS •
<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 /L) (u IL) {u IL (ug/L u 1L u IL {u /L (u IL) ((MSL) {ft (MSL) (ft)
<br /> MW-10 11/18/1997 1,100 NA 2,000 29 1 4 67 <30 NA 10 83 2697 -1614 NA
<br /> MW-10 02/09/1998 9,100 NA 3,900 24 11 66 100 NA 1083 2479 -1396 NA
<br /> MW-10 05/21/1998 9,900 NA 2,100 11 <10 48 180 NA 1083 2051 -968 NA
<br /> MW-10 08/11/1998 3,400 NA 880 15 60 21 59 NA 1 1083 2060 -977 NA
<br /> MW-10 11/09/1998 4,400 NA 1,100 <2 5 35 21 49 NA 1083 2179 -1096 NA
<br /> MWA0 02/17/1999 <50 0 NA 1 32 <0 500 <0 500 <0 500 <2 00 NA 1083 2183 -1100 NA
<br /> MW-10 05/25/1999 <50 NA <0 50 <0 50 <0 50 <0 50 <2 5 NA 1083 2036 -953 NA
<br /> MW-10 08/18/1999 4,120 NA 446 489 <5 00 799 208 NA 1083 2021 -938 NA
<br /> MW-10 11105/1999 3,300 NA 823 <10 0 <10 0 145 107 NA 1083 2232 -1149 NA
<br /> MW-10 02/22/2000 2,770 NA 1,040 157 <100 330 <100 NA 1083 2013 -930 NA
<br /> MW-10 05/16/2000 2,410a NA 440a 10 2a <5 00a 8 01 a 92 5a <2 00 1083 2003 -920 NA
<br /> MW-10 0813012000 786 763 671 192 <0 500 0 703 481 <2 00 1083 2130 -1047 1 NA
<br /> MWA 1 05/10/1991 NA NA NA NA NA NA NA NA 1017 3946 -2929 NA
<br /> MWA 1 02/05/1992 130,000 NA 8,500 10,000 2,100 5,900 NA NA 1017 408 9 -3072 NA
<br /> MW-11 05/15/1992 42,000 NA 8,000 8,400 1,600 4,900 NA NA 1017 4018 -3001 NA
<br /> MWA 1 10/15/1992 NA NA NA NA NA NA NA NA 1017 4281 -3264 NA
<br /> MWA 1 12/17/1992 240,000 NA 45,000 25,000 5,100 11,000 NA NA 1017 4265 -3248 NA
<br /> MWA 1 03/18/1993 150,000 NA 13,000 12,000 2,400 7,000 NA NA 1017 4017 -3000 NA
<br /> MW-11 06/10/1993 69,000 NA 5,900 3,400 780 2,400 NA NA 1017 3857 -2840 NA
<br /> MW-11 09/20/1993 120,000 NA 12,000 13,000 2,000 6,300 NA NA 1017 NA NA NA
<br /> MWA 1 10/22/1993 NA NA NA NA NA NA NA NA 1017 3965 -2948 NA
<br /> MW-11 12/22/1993 NA NA NA NA NA NA NA NA 1017 3940 -2923 NA
<br /> MWA 1 03/16/1994 120,000 NA 12,000 13,000 2,400 6,900 NA NA 10 17 38.70 -2853 NA
<br /> LMW-11 06/15/1994 16,000 NA 4,300 2,100 490 130 NA NA 1017 3827 -2810 NA
<br /> MW-11 09/22/1994 45,000 NA 5,500 4,700 980 3,300 NA NA 1017 1 3973 -2956 NA
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