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TABLE 2
<br />Historical Groundwater Monitoring & Analytical Data
<br />Former Chevron Service Station No. 94054
<br />2103 Country Club Boulevard, Stockton, California
<br />Well No.
<br />,
<br />Date Notes TOC
<br />(ft-MSL)
<br />Depth
<br />to
<br />Water
<br />(ft)
<br />SPH
<br />(ft)
<br />OWE
<br />(ft-MSL)
<br />TPH-
<br />DRO
<br />(pg/L)
<br />TPH-
<br />GRO
<br />(pg/L)
<br />B
<br />(pg/L)
<br />T
<br />(pg/L)
<br />E
<br />(pg/L)
<br />X
<br />(pg/L)
<br />MTBE
<br />(pg/L)
<br />TBA
<br />(pg/L)
<br />TAME
<br />(pgIL)
<br />1,2-
<br />DCA EDB
<br />(pg/L)
<br />D.O.
<br />(mg/L) Comments
<br />MVV-3 11/30/95 242 17 09 000 -1467 54.000 7,600 1,900 2,400 5,700
<br />MW-3 03/26/96 1.98 11.24 0.00 -9.26 44,000 5200, 5,200 1,600 2,200 -
<br />MW-3 05/16/96 1.98 10.65 0.00 -8.67 40,000 7,000 890 1900, 2,500 -
<br />MW-3 08/22/96 1.98 13.42 0.00 -11.44 35,000 7,000 660 2,000 2,400 - -
<br />MW-3 11/05/96 1.98 14.36 0.00 -12.38 42,000 6,400 920 2,300 3,100 390 -
<br />MW-3 02/25/97 1.98 8.82 0.00 -6.84 30,000 4,700 920 1,900 2,800 720 -
<br />MW-3 05/20/97 1.98 9.85 0.00 -7.87 - 36,000 4,700 500 1,900 2,000 <250 -
<br />MW-3 08/26/97 1.98 12.27 0.00 -10.29 37,000 5,900 610 2,200 2,000 690 -
<br />MW-3 11/05/97 1.98 13.15 0.00 -11.17 33,000 4,900 440 1,900 1,300 820 <2,500 <50
<br />MW-3 02/10/98 1.98 4.95 0.00 -2.97 15,000 2,400 190 610 730 <50 - -
<br />MW-3 05/20/98 1.50 6.45 0.00 -4.95 17,000 3,100 170 500 300 360 <2,000 <40
<br />MW-3 08/12/98 1.50 8.55 0.00 -7.05 14,000 3,300 160 970 490 <500 - -
<br />MW-3 12/01/98 1.50 9.54 0.00 -8.04 19,000 4,000 200 1,300 600 500
<br />MW-3 02/02/99 1.50 7.93 0.00 -6.43 24,000 4,000 430 1,500 1,200 660 -
<br />MW-3 05/20/99 1.50 7.65 0.00 -6.15 21,000 5,003 210 1,100 480 1,000 - -
<br />MW-3 09/01/99 1.50 10.05 0.00 -8.55 19,700 3,560 141 1,020 553 <500 - - -
<br />MW-3 12/07/99 1.50 10.83 0.00 -9.33 21,800 4,260 338 1,260 779 <500 - -
<br />MW-3 02/15/00 1.50 5.42 0.00 -3.92 - 11,200. 2,530 128 626 317 408 --
<br />MW-3 05/31/00 1.50 7.62 0.00 -6.12 89,002 5,500 220 440 240 1,100 -
<br />MW-3 08/25/00 1.50 9.79 0.00 -8.29 140,002 2,800 110 630 270 <500 -
<br />MW-3 11/21/00 1.50 9.82 0.00 -8.32 - - - - - - - -
<br />MW-3 12/02/00 1.50 10.96 0.00 -9.46 - 76,002 2,100 40 17 51 <50 - -
<br />MW-3 02/14/01 1.50 10.24 0.00 -8.74 - 32,703 419 11.3 68.1 29.9 26.7 - -
<br />MW-3 05/16/01 1.50 7.97 0.00 -6.47 12,802 163 6.76 10.4 7.38 <1.0 - -
<br />MW-3 08/21/01 1.50 11.04 0.00 -9.54 - 4,000 660 40 210 66 5.7 - -
<br />MW-3 11/20/01 1.50 12.00 0.00 -10.50 4,700 190 33 140 150 <10 - - 1 2
<br />MW-3 02/22/02 1.50 8.84 0.00 -7.34 - 3,100 79 17 51 83 <10 - - 0 9
<br />MW-3 05/24/02 1.50 8.43 0.00 -6.93 3,900 97 19 67 110 <5.0 - - - 07
<br />MW-3 08/28/02 1.50 11.19 0.00 -9.69 2,100 85 5 37 20 <2 - - - - 08
<br />MW-3 11/14/02 1.40 12.20 0.00 -10.80 2,700 110 9 33 28 <2 - - - - 134
<br />MW-3 02/20/03 1.40 8.94 0.00 -7.54 3,400 130 23 55 140 <2 - - - - 1 7
<br />MW-3 05/22/03 1.40 8.81 0.00 -7.41 1,500 50 7 35 39 <2 - - - - -
<br />MW-3 08/21/03 1.40 11.08 0.00 -9.68 2,400 54 6 48 26 <2 - - <2 <2 0.9
<br />MW-3 11/24/03 - 10.70 0.00 - 4,000 67 11 67 42 <2 - - <2 <2 1.1 TOC altered: unable to determine GVVE
<br />MW-3 02/16/04 1.31 8.65 0.00 -7.34 3,500 87 19 100 70 <2 - - 1.5
<br />MW-3 05/17/04 1.31 9.10 0.00 -7.79 -- 870 15 2 15 7 <2 - 1.3
<br />MW-3 08/23/04 1.31 11.27 0.00 -9.96 3,300 44 7 46 26 <2 - - - 1.0
<br />MW-3 11/15/04 INA 1.31 - - - - - - - - - -- - - - - Locked fence
<br />MW-3 02/14/05 1.31 10.97 0.00 -9.66 2,800 110 11 27 46 <2 - - - 0.9
<br />MW-3 05/16/05 1.31 8.40 0.00 -7.09 2,200 240 7 22 16 <2 - - - - 0.8
<br />MW-3 08/15/05 1.31 10.25 0.00 -8.94 2,900 110 14 100 39 <2 - - - - 1.1
<br />MW-3 11/14/05 1.31 11.27 0.00 -9.96 3,700 76 12 75 28 <2 - - - - 0.9
<br />MW-3 02/13/06 1.31 7.92 0.00 -6.61 680 9 1 10 3 <2 - - - - 0.8
<br />MW-3 05/15/06 1.31 7.14 0.00 -5.83 3,100 370 26 as 65 <2 - - - - 0.7
<br />MW-3 08/14/06 1.31 9.51 0.00 -8.20 3,500 83 7 54 14 <2 - - - - 1.1
<br />MW-3 11/13/06 1.31 10.31 0.00 -9.00 2,300 58 9 57 22 <2 - - - - 0.90
<br />MW-3 02/12/07 (NA 1.11 - - - - -- -- -- - - - - - - - Area flooded
<br />MW-3 05/14/07 1.31 8.89 0.00 -7.58 - 2,300 63 8 20 12 <2 - - - - 1.5
<br />MW-3 08/13/07 1.31 10.84 0.00 -9.53 - 2,700 34 6 42 14 <0.5 - - - - 11
<br />MW-3 11/12/07 1.31 11.25 0.00 -9.94 1,800 6 1 2 2 <0.5 - - - 1 4
<br />MW-3 02/11/08 1.31 7.45 0.00 -6.14 2,400 78 13 31 22 <2 - - - 11
<br />94054 GW Tables.xls
<br /> Page 7 of 28
<br /> Stantec
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