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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 IL
<br /> (feet) (feet) (feet) (feet) (N9/L) (pg/L)
<br /> SMW-8 10/28/08 INA 8.54 20.53 0.00 -11.99 - - - - - - - - - - - - - -
<br /> 01/27/09 20.52 0.00 -11.98 110 <50 <0.50 <1.0 <1.0 <1.0 <1.0 <10 <2.0 <2.0 <2.0 <100 <0.50 <1.0
<br /> 04/27/09 19.22 0.00 -10.68 <50 <50 <0.50 <1.0 <1.0 <1.0 <1.0 <10 <2.0 <2.0 <2.0 <100 <0.50 <1.0
<br /> 10/14/09 20.65 0.00 -12.11 <50 <50 <0.50 <1.0 <1.0 <1.0 <1.0 <10 <2.0 <2.0 <2.0 <100 <0.50 <1.0
<br /> 05/24/10 18.04 0.00 -9.50 - - - - - - - - - - - - - -
<br /> 05/25/10 - - - <50 <50 <0.50 <1.0 <1.0 <1.0 <1.0 <10 <2.0 <2.0 <2.0 <100 <0.50 <1.0
<br /> 10/04/10 10.92 19.05 0.00 -8.13 - - - - -
<br /> 10/14/10 - - - <50 <50 <0.50 <0.50 <0.50 <0.50 <0.50 <5.0 <0.50 <0.50 <0.50 <5.0 <0.50 -
<br /> SMW-8-50 07/22/09 8.54 19.71 0.00 -11.17 <50 - <0.50 <0.50 <0.50 <0.50 <0.50 <5.0 <0.50 <0.50 <0.50 - <0.50 <0.50 13.6
<br /> 10/14/09 20.65 0.00 -12.11 <50 <0.50 <0.50 <0.50 <0.50 <0.50 <5.0 <0.50 <0.50 <0.50 <0.50 <0.50 - A
<br /> 10/14/09 - - - <50 <0.50 <0.50 <0.50 <0.50 <0.50 <5.0 <0.50 <0.50 <0.50 <0.50 <0.50 - B
<br /> 01/12/10 20.35 0.00 -11.81 <50 <0.50 <0.50 <0.50 <0.50 <0.50 <5.0 <0.50 <0.50 <0.50 <0.50 <0.50 2.5
<br /> SMW-9 05/10/91 9.99 39.23 0.00 -29.24 - - - - - - - - - - - - -
<br /> 02/05/92 40.68 0.00 -30.69 95,000 12,000 2,800 1,700 3,700
<br /> 05/15/92 39.95 0.00 -29.96 27,000 9,500 2,900 1,200 3,900
<br /> 10/15/92 42.57 0.00 -32.58 - - - - -
<br /> 12/17/92 42.41 0.00 -32.42 75,000 15,000 4,700 1,900 4,700
<br /> 03/18/93 39.92 0.00 -29.93 54,000 9,900 1,000 1,300 1,300
<br /> 06/10/93 38.32 0.00 -28.33 46,000 5,900 1,000 710 780
<br /> 09/20/93 - - - 62,000 11,000 3,500 1,300 1,500
<br /> 10/22/93 39.41 0.00 -29.42 - - - - -
<br /> 12/22/93 39.37 0.00 -29.38 - - - - -
<br /> 03/16/94 38.69 0.00 -28.70 34,000 6,100 600 490 680
<br /> 06/15/94 38.22 0.00 -28.23 7,500 7,200 270 180 370
<br /> 09/22/94 39.70 0.00 -29.71 24,000 6,000 1,000 340 690
<br /> 12/01/94 39.72 0.00 -29.73 60,000 16,000 7,600 1,700 4,700
<br /> 02/16/95 36.54 0.00 -26.55 50,000 14,000 4,900 1,400 3,200
<br /> 05/17/95 32.09 0.00 -22.10 17,000 3,800 810 320 850
<br /> 08/15/95 31.75 0.00 -21.76 43,000 12,000 4,300 940 3,000
<br /> 11/16/95 32.02 0.00 -22.03 19,000 8,000 680 260 610
<br /> 02/27/96 29.50 0.00 -19.51 20,000 9,700 300 190 480
<br /> 05/15/96 27.25 0.00 -17.26 49,000 17,000 4,200 1,200 3,400
<br /> 08/22/96 28.17 0.00 -18.18 17,000 7,600 170 160 450
<br /> 11/25/96 28.00 0.00 -18.01 18,000 8,800 580 170 560
<br /> 02/24/97 24.47 0.00 -14.48 37,000 12,000 2,200 550 1,900
<br /> 05/19/97 24.20 0.00 -14.21 15,000 14,000 350 240 750
<br /> 08/21/97 25.15 0.00 -15.16 38,000 17,000 310 250 630
<br /> 11/18/97 26.14 0.00 -16.15 1,800 7,300 150 91 280
<br /> 02/09/98 23.96 0.00 -13.97 34,000 15,000 780 310 1,200
<br /> 05/21/98 19.67 0.00 -9.68 58,000 7,900 1,000 430 1,100
<br /> 08/11/98 19.63 0.00 -9.64 12,000 3,900 94 51 140
<br /> 11/09/98 20.90 0.00 -10.91 12,000 3,500 140 64 130
<br /> 02/17/99 20.53 0.00 -10.54 6,100 2,700 25 <5.00 10
<br /> Stockton Charter Way Commingled Plume 4Q10 Tables.xlsm Page 50 of 72 Stantec
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