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<br /> WELL CONCENTRATIONS
<br /> Shell-branded Service Station
<br /> 6131 Pacific Avenue
<br /> ' j Stockton, CA
<br /> I Vic #204-7525-0104
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<br /> ' MTBE MTBE Depth to Depth to GW SPH DO
<br /> W+a1 ID Date TPPH B T i` E X 8020 8260 TOC Water SPH Elevation Thickness Reading
<br /> (ug/L) (ug/L} (ug/L) (ug/L) (ug/L} (uglL) (uglL) {MSL} (ft) (ft) {MSL} (ft } (ppm)
<br /> MW-4 11/23/1998 44,000 12,000 7,200 :9701 1`21300 <1,000 160 10027 3442 { NA 6585 NA NA
<br /> MW-4 02/24/1999 49,000 12,000 8,000 ;,99011 1121800 1,300 180 100 27 32 55 I NA } 6772 NA NA
<br /> IM-4 05/13/1999 41,800 8,040 5,040 1172611 1 1111880 <1,000 154 10027 3221 NA 68 06 NA NA
<br /> MW4 08120/1999 9,150 2,530 700 228 279 <250 672 10027 3360 NA 6667 NA NA
<br /> IVIW4 11/02/1999 19,800 6,980 3,450 f 57711 1111,160 584 NA 10027 3393 i NA 6634 NA NA
<br /> PrIW-4 02/03/2000 18,000 5,440 2,280 1,5651 111,130 <250 NA 10027 3257 1 NA 6770 NA NA
<br /> MW-4 05/15/2000 1 15 300 4 130 710 139011 11 573 660 51 6a 10027 3129 1 NA 6898 NA NA
<br /> MW-4 0811 /2000 4,540 1,830 <20 0 25411 11<20 0 <200 546 100 27 34 39 J NA 1 65 88 NA NA
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<br /> MW-5 10110/1997 1,300 91 33 3 011 11 165 12 , ND 10025 4153 1 NA 1 5872 NA NA
<br /> h1W-5 02/10/1998 1,000 100 64 !�<5 0'1 11 129 <25 110 10025 3748 1 NA 1 6277 NA NA
<br /> E11W-5 05/2011998 72 059 <0 50 <0 50 11<0 50 <2 5 ND 10025 3440 1 NA 6585 NA NA
<br /> MW-5 07/29/1998 <50 <0 50 <0 50 <0 50 11<0 50 <2 5 ND 10025 3458 1 NA 1 6,567 NA NA
<br /> MW-5 11/23/1998 <50 1 2 <0 50 '<0 50 11<'0 50 <2 5 ND 10025 3371 1 NA t 6654 NA NA
<br /> MW-5 02/24/1999 <50 <0 50 <0 50 <0 50 11<'0 50 <2 5 <2 00 100 25 3228 I NA 1 6797 NA NA
<br /> MW-5 05/13/1999 <50 0 <0 500 <0 500 <0 500 1;<0 500 <5 00 <2 00 10025 3149 1 NA 6876 NA NA
<br /> MW-5 08/2011999 <50 0 <0 500 <0 500 <0 500 1�0 500 <5 00 <2 00 10025 3365 1 NA 1 66 60 NA NA
<br /> MW-5 11/02/1999 <50 0 <0 500 <0 500 <0 500 1�0 500 <2 50 NA 10025 3349 1 NA t 6676 NA NA
<br /> MW-5 02/03/2000 <50 0 <0 500 <0 500 <0 500 1,<0 500 <2 50 NA 10025 31 76 j NA 1 6849 NA NA
<br /> NAW-5 05/15/2000 161 134 166 12 6111 11 i17 5 <2 50 NA 10025 31 51 1 NA } 6874 NA NA
<br /> MW-5 08/1612000 <50 0 <0 500 <0 500 <0 500 1,<0 500 <5 00 <1 00 10025 3470 { NA 65.55 NA NA
<br /> MW-6 10110/1997 31,000 1,800 2,700 12011 113,000 <100 ND 101 16 4228 I NA 1 5888 NA NA
<br /> NW-6 02/10/1998 54,000 6,400 9,500 ;F 25D'1 117,300 1,000 ND 101 16 38 69 NA 1 6247 NA NA
<br /> PAW-6 05/20/1998 18,000 3,600 2,700 1401 111,100 730 ND 101 16 3640 1 NA t 6476 NA NA
<br /> PAW-6 1 07/29/1998 <5,000 1,800 58 1 <501 i11 ;<50 <250 ND 101 16 3572 1 NA } 6544 NA NA
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