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TABLE 3 Page 42 of 66
<br /> HISTORICAL GROUNDWATER DATA
<br /> SHELL STOCKTON TERMINAL
<br /> 3515 NAVY DRIVE,STOCKTON,CALIFORNIA
<br /> MTBE MTBE Depth to GW SPH
<br /> well ID Date TPHd TPHg B T E X 8020 8260 TBA DIPE ETRE TAME Ethanol Methanol Lead TOC Water Eten. Thickness DO
<br /> 4wv (YO) (Pg/L) (pga) (Pg/L) W) WE) (per) (pg/L) OWL) (Ng&) (pg/L) (mg/L) (ft MSL) (h TOC) (ft MSL) (It) (mg/L)
<br /> - 10.70 24.10 -13.40 - -
<br /> MW-23 08/18/1997 1,800 720 62 13 12 76 - - - - _ - - - - 10.70 14.29 -3.59 - -
<br /> MW-23 11/18/1997 56,000 4,600 310 190 90 530 - - - - - - 10.70 13.78 -3.08 - -
<br /> MW-23 03/24/1998 2,800 29,000 4,400 3,600 890 4200 - - - - - - - - - 10.70 19.89 -9.19 - -
<br /> MW-23 06/02/1998 1,130 20,000 3,390 2,910 443 2,330 - - - - - - _ - - 10.70 18.46 -7.76 - -
<br /> MW-23 09/02/1998 2,540 715 59.3 10.8 12.4 64.7 - - - - _ _ - - 0 - -
<br /> MW-23 11/09/1998 1,670 24,700 2,650 1,180 475 2,200 - - - _ - - - - - 10.70 10.96- 10.70 22.10 -11.4 11.4 - -
<br /> MW-23 03/29/1999 Well inaccessible - - - - - - - _ - - - - - 10.70 11.23 -0,53 - -
<br /> MW-23 06/15/1999 Well inaccessible - - - - - - _ - - - - - 10.70 11.19 -0.49 - -
<br /> MW-23 -09/14/1999 Well inaccessible - - - - - - - - - - - - - 10.70 11.19 -OA9 - -
<br /> MW-23 09/14/1999 WeB inaccessible - - - - - - - - - - - - - 10.70 17.89 -7.19 - -
<br /> MW-23 12/20/1999 - - - - - - - - _ - - - - 10.70 10.22 0.48 - -
<br /> MW-23 02/24/2000 500 3% 45.2 3.30 23.1 20.3 <250 - - _ - - - - - 10.70 10.35 0.35 - -
<br /> MW-23 04/27/2000 392 179 45.2 1.22 4.11 2.89 3.44 - - - - - 10.70 11.81 -1.11 - -
<br /> MW-23 08/10/2000 1,720 4,590 559 19.5 221 12.6 <50.0 - - - _ _ - - - 10.70 11.92 -1.22 - -
<br /> MW-23 11/02/2000 2,030 1,010 129 <5.00 61.8 6.82 28.0 - - - - - - - - 10.70 11.81 -1.11 - -
<br /> MW-23 01/25/2001 3,880 5,640 317 <50.0 145 488 <250 - - - - - - - 9.19 11.30 -211 - -
<br /> MW-23 05/31/2001 Well inaccessible - - - - - - - - - - - 9.19 1219 -3.10 - -
<br /> 2-3
<br /> MW-23 OS/06/2W] 1,200 1,200 22 3.7 39 34 - 1.3 - - - -
<br /> MW-23 11/20/2001 1,200 1,000 19 3.5 29 31 - 1.3 190 75 <0.50 00.50 <5.0 X50 - 9.19 12.60 -3.41- 0.98 210 65 00.50 188 -
<br /> MW-23 02/21/2002 1,600 1,500 3.5 0.77 28 18 2 0550 - 919 10.65 -1.46 - 0.5/0.9/0.9
<br /> MW-23 03/13/2002 - - - - - - - - -
<br /> - - - - - 9.06 10.86 -1.82
<br /> MW-23 05/22/2002 980 900 21 0.50 9.8 4.7 - 1.4 150 69 <0.50 <0.50 <5.0 <50 9.06 12.34 -3.28 - -
<br /> <0.50 - - -
<br /> MW-23 08/19/2002 6,000 2,300 0.87 3.3 130 520 - 1.7 130 75 - - - - 906 12.27 -3.21 - -
<br /> MW-23 11/20/2002 1,200 2,500 0256 4.3 150 760 - 020 130 67 - <U 0 - - - 9.06 10.95 -1.89 - -
<br /> MW-23 02/20/2003 1,500 2,100 0.56 32 120 510 - 1.4 150 59 - <O50 - - - 9.06 11.50 -2.44 - -
<br /> MW-23 05/30/2003 6,600 1,500 0.68 1.4 52 350 - 1.9 120 67 - - 9.06 12.19 -3.13 - -
<br /> MW-23 08/13/2003 1,700 d 950 <2.5 <2.5 Q5 300 - 3.6 120 130 - <10
<br /> MW-23 11/06/2003 2,3000 440 0.99 = - - - -
<br /> <0.50 <0.50 17 - 27 160 89 <20 9.06 1248 -3.42
<br /> <0.50 - - - 9.06 10.87 -1.81 - -
<br /> MW-23 02/10/2004 2,600 390 0.87 0.69 12 94 - 25 470 56 - <0.50 - - - 9.06 1257 -3.51 - -
<br /> MW-23 05/20/2004 1,500 430 030 0.68 5.4 16.5 - 1.6 90 45 - - - 9.06 12.54 -3.48 - 4.2
<br /> MW-23 08/16/2004 2,600 790 <25 <2.5 5.6 47 - Q.5 110 75 - <25 - _ - 9.06 12.40 -3.34 - 0.5/5.2
<br /> MW-23 11/29/2004 1,100 690 025 02.5 02.5 G5 - 3.4 200 65 = 025 = - -
<br /> <0.5 1.2 0.88 - 3.8 200 58 <0.5 9.06 11.99 -2.93 6.5
<br /> MW-23 02/17/2005 1500 360 13 - - - - - 9.06 10.97 -1.91 - 1.8
<br /> MW-23 05/12/2005 - - - - - - - - - - - - - 9.06 11.65 -2.59 - 0.8
<br /> MW-23 08/30/2005 1,100 360 40 0.57 0.67 1.42 - 2 76 47 - 00.50 - -
<br /> _ _ _ - - - 9.07 11.52 -2.45
<br /> MW-23 11/30/2005 - - - - .5 - - .5 - 2.0
<br /> - 20 n - - - 9.07 9.87 -0.80 - 0.7
<br /> MW-23 02/02/2006 780 d 2,000 1.3 n 00.50 n 00.50 n 03.0 n - 1.5 n 31 n 39 n - <- - - - - -
<br /> MW-23 05/30/2006 - - - - - - - - - - - - 9.07 11.08 -2.01 9.07 9.96 -0.89 -
<br /> 0.8
<br /> MW-23 08/31/2006 1,200 600 3.8 0.55 0.52 01.0 - 1.4 71 28 - <- - - - 9,07 11.61 -254 - 0.8
<br /> MW-23 11/16/2006 - - - - - - - - - 9.07 11.02 -1.95 - 0.1
<br /> MW-23 02/26/2007 100 bb 270 <0.50 <3.0 <0.50 1.7 - 2.0 25 46 = 02'0 - - - 9.07 11.52 -245 - -
<br /> MW-23 05/29/2007 - - - - - - - - 9.07 12.00 -2.93 - 0.5
<br /> MW-23 08/27/2007 600 d bb 280 ee <1.0 <1.0 Q.0 0.51 r - <1.0 <20 46 = <3.0 - - - 9.07 12.45 -338 - -
<br /> MW-23 11/29/2007 - - - - - - - 3. - _ <100 - - 9.07 10.40 -1.33 - 1.4
<br /> MW-23 02/22/2008 260 66 140 ee 01.0 01.0 01.0 '0.28 r - 3.2 25 47 Q.0 Q.O
<br /> ...m)
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