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WELL CONIENTRATIONS
<br /> v I
<br /> Shell-branded Service Station
<br /> 6131 Pacific Avenue
<br /> Stockton, CA
<br /> TB MTBE Depth to Depth to GW SPH D
<br /> Well ID Date TPPH B T E X 8020 8260 TOC Water SPH Elevation Thickness Reading
<br /> (up/L (ug/L (u/L u IL (u/L (u/L (u/L MSL ft ft MSL ft m
<br /> ej
<br /> MW-6 02/0512002 d 42,000 3200 3100 990 3300 NA <50 1358 3354 NA -1996 NA NA
<br /> MW-6 06/03/2002 1,300 78 10 074 12 NA <5 0 1358 3322 NA -1964 NA NA
<br /> MW-6 09/03/2002 2,200 9 1 1 <0 50 <0 50 <0 50 NA <0 50 1358 3617 NA -2259 NA NA
<br /> MW-6 11/07/2002 1,200 g 1 93 26 75 56 NA <5 0 1358 3681 NA -2323 NA NA
<br /> MW-6 02/21/2003 2,400 e 1 .5 059 12 10 NA <5 0 13 58 3540 NA -2182 NA NA
<br /> MW-6 0311412003 NA NA NA NA NA NA NA 13.58 3502 NA -21 44 NA NA
<br /> MW-7 10/1011997 3,000 280 26 <2 5 130 19 ND 9989 4220 NA 5769 NA NA
<br /> MW-7 02110/1998 67,000 7,900 13,000 1,200 7,300 940 ND 9989 37 55 NA 6234 NA NA
<br /> MW-7 05/20/1998 38,000 8,600 13,000 1,200 6,900 <250 ND 9989 3447 NA 6642 NA NA
<br /> MW-7 07/29/1998 11,000 4,000 230 260 610 <500 ND 9989 3412 NA 6577 NA NA
<br /> MW-7 11/23/1998 41,000 7,200 6,400 970 5,400 <250 <66 9989 3482 NA 6507 NA NA
<br /> MW-7 02/24/1999 30,000 5,600 3,800 820 31000 1,200 <33 4 9989 3223 NA 6766 NA NA
<br /> MW-7 05/13/1999 38,600 6,540 4,660 1,190 3,490 1,070 <100 9989 3239 NA 6750 NA NA
<br /> MW-7 08/20/1999 21,300 2,530 2,600 379 2,300 <250 <20 0 9989 3368 NA 6621 NA NA
<br /> MW-7 11/02/1999 21,800 3,980 2,200 682 2,160 666 NA 9989 3353 NA 6636 NA NA
<br /> MW-7 02/03/2000 32,600 6,070 4,950 643 3,860 2,800 <40 0 9989 3170 NA 6819 NA NA
<br /> MW-7 05/15/2000 21,000 3,300 2,180 303 1,900 220 <1 00a 9989 3178 NA 6811 NA NA
<br /> MW-7 08116/2000 4,000 828 314 1 415 149 <100 <20 0 9989 3500 NA 6489 NA NA
<br /> MW-7 11/21/2000 21,900a 4,270a 2,410a 361a 2,900a 1,450a <100a 9989 3258 NA 6731 NA NA
<br /> MW-7 03/16/2001 27,100 4,640 3,090 633 3,890 406 <10 0 9989 3072 NA 6917 NA NA
<br /> MW-7 05/11/2001 27,000 31900 1,900 670 3,200 NA <20 9989 3077 NA 6912 NA NA
<br /> MW-7 08/30/2001 5,300 300 160 32 320 NA <2 0 9989 3380 NA 6609 NA NA
<br /> MW-7 12/10/2001 38,000 3,800 3,700 990 4,200 NA <200 1230 3316 NA -2086 NA NA
<br /> MW-7 02/05/2002 d 1,800 36 10 33 11 NA <5 0 1230 3238 NA -2008 NA NA
<br /> MW-7 06/03/2002 27,000 1,900 990 870 2,300 NA <5 0 1230 3206 NA -1976 NA NA
<br /> MW-7 09/03/2002 7,200 460 13 54 28 NA <2 0 1230 3496 NA -2266 NA NA
<br /> MW-7 11/0712002 21,000 1 1,900 470 460 1,600 NA <100 1230 3560 NA -2330 NA NA
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