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TABLE 3 <br /> Historical Groundwater Monitoring &Analytical Data <br /> Stockton Charter Way Commingled Plume <br /> 440, 441, and 508 West Charter Way and 1444 South Lincoln Street, Stockton, CA <br /> Depth Measured Calc. <br /> TOC Motor 1,2- <br /> to SPH GW GRO DRO B T E X MTBE TBA DIPE ETBE TAME Ethanol McOH EDB D.O. <br /> Well No. Date Notes Elevation Water Thickness Elev. (pg/L) (pg/L) Oil (pg/L) (pg/L) (pg/L) (pg/L) (pg/L) (pg/L) (pg/L) (pg/L) (Ng/L) (Ng/L) (pg/L) DCA (pg/L) (mg/L) Comments <br /> (feet) (feet) (feet) (feet) (N9/L) (pg/L) <br /> AMW-12 07/23/09 10.00 - - - <50 2.8 <0.50 <0.50 <0.50 <0.50 <10 <0.50 <0.50 <0.50 <300 <0.50 11.2 <br /> 02/18/10 20.05 0.00 -10.05 <50 0.68 <0.50 <0.50 0.67 <0.50 <10 <0.50 <0.50 <0.50 <300 <0.50 1.1 <br /> 05/24/10 18.72 0.00 -8.72 - - - - - - - - - - - - - <br /> 05/25/10 - 0.00 - 340 10 <0.50 <0.50 <0.50 <0.50 <10 <0.50 <0.50 <0.50 <300 <0.50 <0.50 0.6 <br /> 10/04/10 11.77 19.51 0.00 -7.74 - - - - - - - - <br /> 10/15/10 <50 <0.50 <0.50 <0.50 <0.50 <0.50 <5.0 <0.50 <0.50 <0.50 <5.0 <0.50 <br /> Chevron Facility#9-2033 <br /> CMW-1 03/23/95 10.38 33.60 0.00 -23.22 - - - - - - - - - - - - <br /> 05/26/95 32.29 0.00 -21.91 340 170 67 <0.5 11 7.2 7.9 <br /> 08/15/95 31.78 0.00 -21.40 57 54 12 <0.5 0.79 0.67 5.8 <br /> 11/16/95 30.85 0.00 -20.47 4,900 650 750 <12 100 150 17 <br /> 02/27/96 29.44 0.00 -19.06 1,200 500 130 <2.5 45 28 17 <br /> 05/15/96 27.86 0.00 -17.48 240 - 3.8 <0.5 21 <0.5 - <br /> 06/19/96 27.41 0.00 -17.03 - 350 - - - - 15 <br /> 08/22/96 27.06 0.00 -16.68 3,500 1,800 590 <10 <10 270 33 <br /> 11/25/96 26.65 0.00 -16.27 8,400 1,300 800 <10 140 550 81 <br /> 05/19/97 23.94 0.00 -13.56 8,600 1,600 1,700 <20 420 430 49 <br /> 08/21/97 24.58 0.00 -14.20 5,900 1,000 1,100 <10 340 330 44 <br /> 11/17/97 25.55 0.00 -15.17 5,000 1,400 780 <10 180 150 1,800 <5 <0.5 <0.5 <0.5 <50 14 <br /> 02/09/98 32.43 0.00 -22.05 620 130 110 1.8 15 23 - - - - - - 8.2 <br /> 05/21/98 19.57 0.00 -9.19 <50 500 <0.5 <0.5 <0.5 <0.5 4.9 <5 <0.5 <0.5 <0.5 <50 <0.5 <br /> 08/11/98 19.38 0.00 -9.00 1,200 100 71 4.5 2.0 7.9 - - - - - - 47 <br /> 11/09/98 20.52 0.00 -10.14 2,400 600 420 <10 12 30 47 <br /> 02/17/99 19.65 0.00 -9.27 87 220 <0.5 0.77 0.60 <0.5 0.96 <br /> 05/25/99 19.12 0.00 -8.74 <50 140 <0.5 <0.5 <0.5 <0.5 2.9 <br /> 08/18/99 20.19 0.00 -9.81 200 360 12 6.4 9.1 18 3.4 <br /> 08/27/99 20.51 0.00 -10.13 - - - - - - - <br /> 05/31/00 18.97 0.00 -8.59 <50 170 <0.50 <0.50 <0.50 <0.50 - <br /> 08/14/00 19.61 0.00 -9.23 <50 170 <0.50 <0.50 <0.50 <0.50 <2.0 <br /> 11/21/00 19.56 0.00 -9.18 - - - - - - - <br /> 12/02/00 20.75 0.00 -10.37 <50 94 <0.50 <0.50 <0.50 1.1 - <br /> 02/15/01 20.96 0.00 -10.58 <100 280 <1.00 <1.00 <1.00 <1.00 <1.6 <br /> 05/17/01 20.19 0.00 -9.81 <50 160 <0.50 <0.50 <0.50 <0.50 <1.6 <br /> 08/16/01 21.47 0.00 -11.09 <500 170 <5.0 <5.0 <5.0 <5.0 <1.6 <br /> 12/06/01 22.22 0.00 -11.84 130 970 1.5 <0.50 <0.50 <1.5 <2 <br /> 02/14/02 21.15 0.00 -10.77 230 1,000 0.53 0.69 <0.50 <1.5 <2 <br /> 05/31/02 20.98 0.00 -10.60 170 460 0.61 <0.50 <0.50 <1.5 <2 <br /> 08/23/02 22.27 0.00 -11.89 190 430 <0.5 <0.5 <0.5 <0.5 <2 <br /> 11/13/02 23.11 0.00 -12.73 140 350 <0.5 <0.5 <0.5 <1.0 <2 <br /> 02/12/03 21.70 0.00 -11.32 77 3,000 <0.5 0.70 <0.5 0.60 <2 <br /> 05/29/03 20.40 0.00 -10.02 <50 110 <0.5 <0.5 <0.5 <1.0 <2 <br /> 08/04/03 20.52 0.00 -10.14 <50 83 <0.5 <0.5 <0.5 <1.0 <2 <br /> 11/03/03 20.92 0.00 -10.54 <50 120 <0.5 <0.5 <0.5 <1 <2 <br /> Stockton Charter Way Commingled Plume 4Q10 Tables.xlsm Page 22 of 72 Stantec <br />