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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) (Ng/L) (pg/L)
<br /> AMW-3 07/23/09 11.21 - - - 11,000 4,800 <100 210 <100 <100 <2,000 <100 <100 <100 <60,000 <100 12.9
<br /> 02/18/10 21.21 0.00 -10.00 - - - - - - - - - - - - -
<br /> 02/19/10 - - - 16,000 N 5,100 <100 910 160 <100 <2,000 <100 <100 <100 <60,000 <100 0.5
<br /> 05/24/10 19.86 0.00 -8.65 - - - - - - - - - - - - -
<br /> 05/25/10 - 0.00 - 15,000 4,400 <100 340 <100 <100 <2,000 <100 <100 <100 <60,000 <100 <100 0.5 Strong hydrocarbon odor
<br /> 10/04/10 12.99 20.85 0.00 -7.86 - - - - - - - -
<br /> 10/15/10 - - - 6,200 1,900 12 110 20 2.2 64 <1.5 <1.5 <1.5 <15 <3.0
<br /> AMW-4 01/20/93 12.34 44.35 0.00 -32.01 - - - - - - - - - - - -
<br /> 01/26/93 43.99 0.00 -31.65 - - - - -
<br /> 03/10/93 42.42 0.00 -30.08 110,000 14,000 24,000 3,200 15,000
<br /> 06/10/93 40.68 0.00 -28.34 110,000 9,100 17,000 2,700 13,000
<br /> 09/02/93 41.59 0.00 -29.25 110,000 12,000 21,000 2,700 13,000
<br /> 10/28/93 41.78 0.00 -29.44 90,000 11,000 20,000 2,700 13,000
<br /> 03/23/94 41.23 0.00 -28.89 38,000 7,600 12,000 2,000 10,000
<br /> 06/29/94 41.06 0.00 -28.72 43,000 2,400 2,800 1,000 5,800
<br /> 09/26/94 42.26 0.00 -29.92 60,000 4,600 7,400 1,300 6,000
<br /> 12/01/94 42.41 0.00 -30.07 - - - - -
<br /> 02/16/95 39.25 0.00 -26.91 77,000 9,200 13,000 1,700 8,000 (58)
<br /> 05/17/95 34.65 0.00 -22.31 89,000 11,000 17,000 2,100 9,900 (58)
<br /> 08/15/95 34.30 0.00 -21.96 74,000 6,400 10,000 1,600 7,600 (59)
<br /> 11/29/95 34.42 0.00 -22.08 92,000 7,800 12,000 1,700 7,600 (59)
<br /> 02/27/96 31.67 0.00 -19.33 61,000 7,600 8,500 1,600 6,600
<br /> 05/15/96 30.09 0.00 -17.75 64,000 8,100 8,600 1,600 6,400 <500 (58)
<br /> 08/22/96 30.72 0.00 -18.38 79,000 9,200 11,000 1,800 7,400 <700
<br /> 11/25/96 30.78 0.00 -18.44 72,000 8,800 9,300 1,600 6,100 <500
<br /> 02/24/97 26.82 0.00 -14.48 40,000 6,700 2,200 900 2,600 <600
<br /> 05/19/97 26.67 0.00 -14.33 57,000 8,700 6,700 1,300 5,000 <600
<br /> 08/21/97 27.74 0.00 -15.40 48,000 7,200 5,000 1,200 3,900 <1,000 - - - - (38)
<br /> 11/17/97 28.79 0.00 -16.45 12,000 4,800 180 370 280 58 <1,700 <33 <33 <33 (59)
<br /> 02/09/98 26.27 0.00 -13.93 17,000 5,200 540 690 730 <500 - - - - (59)
<br /> 05/22/98 22.21 0.00 -9.87 17,000 5,400 610 660 720 <100 <10,000 <100 <100 <100 (58)
<br /> 08/12/98 22.34 0.00 -10.00 19,000 5,900 890 680 910 <20 <2,000 <20 <20 <20 (58)
<br /> 11/09/98 23.42 0.00 -11.08 24,000 6,300 720 690 880 46 <200 <2.0 <2.0 <2.0 (58)
<br /> 02/17/99 22.65 0.00 -10.31 21,000 7,000 950 910 1,000 67 <200 <2.0 <2.0 <2.0 (58)
<br /> 05/25/99 22.02 0.00 -9.68 54,000 9,900 4,900 <100 4,600 65 210 <2.0 <2.0 <2.0 (58)
<br /> 08/18/99 23.09 0.00 -10.75 34,000 7,400 4,200 1,300 3,600 57 210 <2.0 <2.0 <2.0 (58)
<br /> 12/17/99 23.98 0.00 -11.64 15,000 5,000 86 540 290 59 <200 <2.0 <2.0 <2.0 (58)
<br /> 02/22/00 23.26 0.00 -10.92 1,800 480 210 74 180 62 260 <2.0 <2.0 <2.0 (58)
<br /> 06/22/00 21.97 0.00 -9.63 12,000 4,200 35 290 220 49 <200 <2.0 <2.0 <2.0 (59)
<br /> 08/30/00 22.99 0.00 -10.65 27,000 8,200 690 750 1,200 90 390 <2.0 <2.0 <2.0 2.6
<br /> 11/21/00 23.69 0.00 -11.35 13,200 N 4,500 <50 440 310 58 <200 <2.0 <2.0 <2.0 <2.0
<br /> 02/15/01 23.78 0.00 -11.44 24,800 N 6,200 190 790 570 55 <200 <2.0 <2.0 <2.0 <2.0 1.0
<br /> 05/17/01 23.01 0.00 -10.67 16,600N 4,700 120 500 510 58 <1,000 <10 <10 <10 <10 1.6
<br /> Stockton Charter Way Commingled Plume 4Q10 Tables.xlsm Page 11 of 72 Stantec
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