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TABLE 2
<br /> Historical Groundwater Monitoring&Analytical Data
<br /> ARCO Service Station No. 2186
<br /> 3212 North California Street, Stockton, CA
<br /> TOC Depth Measured Calc.
<br /> Well No. pate Notes Elevation
<br /> to SPH GW GRO B T E X MTBE TBA DIPS ETRE TAME Ethanol 1'2 EDB D,O.
<br /> (ft-MSL) water Thickness Elev. fyg1L) (N91L) INgrL) WIL) (V91L) fN9 ) INg1L1 IN91L} fN91L) INgIL) (N91t) DCA fN81LE fmg1L) Comments
<br /> (feet) (feet) (ft-MSL) (N9lL)
<br /> MW-1 06117/04 14.62 48.02 0.00 -33.40 16,000 1,100 J 420 1,000 4,000 3,100 <2,000 <100 <100 <100 <10,000 <50 - 0.9
<br /> 09123/04 54.35 0.00 -39.73 1,400 75 4.2 84 220 80 <100 <5.0 <5.0 <5,0 <500 <2.5 <2.5 0.1
<br /> 12/21/04 48.80 0.00 -34.18 3,800 220 <12 220 790 340 <500 <25 <25 <25 <2,500 <12 <12 1.0
<br /> 03/30/05 44.65 0.00 -30.03 6,200 460 15 510 1,900 880 <400 <20 <20 <20 <2,000 <10 <10 2.0
<br /> 06/13105 42.72 0.00 -28.10 7,500 370 <50 390 1,300 3,000 <2,000 <50 <50 <50 <10.000 <50 <50 0.5
<br /> 09/08/05 48.90 0.00 -34.28 6,400 390 99 290 1,200 450 <2,000 <50 <50 <50 <10.000 <50 <50 1.5
<br /> 12/06105 44.68 0.00 -30.06 7,300 590 11 420 1,700 870 <400 <10 <10 <10 <2,000 <10 <10 -
<br /> 03/16/06 41.02 0.00 -26.40 5,200 270 7.7 240 930 790 840 <5.0 <5.0 5.3 <3,000 <5.0 <5.0 2.2
<br /> 06/20/06 38.75 0.00 -24.13 3,000 170 <10 140 580 800 3,100 <10 <10 <10 <6,000 <10 <10 0.8
<br /> 09/13/06 43.28 0.00 -28.66 8,100 630 35 570 2,100 1,800 4,300 <5.0 <5.0 8.2 <3,000 <5.0 <5.0 2.4
<br /> 12113/06 40.57 0.00 -25.95 4,200 430 6.2 360 1,100 800 <200 <5.0 <5.0 <5.0 <3,000 <5.0 <5.0 1.2
<br /> 03107/07 37.97 0.00 -23.35 520 52 <5.0 41 130 250 <200 <5.0 <5.0 <5,0 <3,000 <5.0 <5,0 1,2
<br /> 06/26/07 39.40 0,00 -24.78 1,200 110 <5.0 89 290 600 280 <5.0 <5,0 <5.0 <3,000 <5.0 <5,0 0.8
<br /> 09/19/07 44.90 0,00 -30.28 11,000 850 32 860 2,700 1,300 1,000 <25 <25 <25 <15,000 <25 0.6
<br /> 12/13107 42.41 0.00 -27.79 3,600 320 <25 280 770 600 <1,000 - <25 1.64
<br /> 03/03108 39.78 0.00 -25.16 3,400 250 2,0 190 540 380 320 <300 <0.50 1.72
<br /> 06/09108 42.03 0,00 -27.41 4,300 300 21 320 930 360 430 <6,000 <10 0.20
<br /> 09/23/08 45.93 0.00 -31.31 5,600 370 7.6 330 620 300 190 <3,000 <5.0 0.93
<br /> 12/15/08 44.89 0.00 -30.27 8,600 610 <5.0 520 1,300 540 300 <3,000 <5.0 3.83
<br /> 03125/09 45.13 0.00 -30.51 270 29 <0.50 19 26 32 37 <300 <0.50 1.83
<br /> MW-1D 06110/09 14.29 46.62 0.00 -32.33 <50 <0.50 <0.50 <0.50 <0.50 <0.50 <10 <300 1.1 0.66
<br /> 06130/09 NS 47.55 0.00 -33.26
<br /> 09/02/09 49.72 0.00 -35.43 <50 <0.$0 <0.50 <0.50 <0.50 <0.50 <10 <300 0.55 0.92
<br /> 11/23109 MD 46.43 0.00 -32.14 - - _
<br /> 11/24/09 - - - <50 <0.50 <0.50 <0.50 <0.50 <0.50 43 <0.50 <0,50 <0.50 <300 0.68 <0.50 1.39
<br /> 06121110 41.13 0,00 -26.84 <50 <0.50 <0.50 <0,50 <0.50 <0.50 25 - - - - 0.61 - 0.17
<br /> 12/01110 MD 41.27 0.00 -26.98 - _ _ _
<br /> 1210210 - - <50 <0.50 <0.50 <0.50 <0.50 <0,50 <10 0.53 1.40
<br /> 06/09111 37.87 0.00 -23.68 56 N 0.76 6.9 <0.60 <0.50 <0.50 12 0,64
<br /> MWAR 06110109 14.50 46.82 0.00 -32.32 2,600 250 2.0 98 110 150 300 <300 <0.50 0.45
<br /> 06130/09 NS 47.74 0.00 -33.24 - - _ _
<br /> 09102/09 49,90 0.00 -35.40 1,000 71 <2.0 37 16 110 450 <1,200 <2.0 1.13
<br /> 11123/09 MD 46.64 0.00 -32.14 - _ _
<br /> 11/24109 - 760 88 <2.0 38 11 120 420 <2.0 <2.0 <2.0 <1,200 <2.0 <2.0 0.19
<br /> 06/21110 MD 41.30 0.00 -26.80 - - _ _
<br /> 06/22110 - - - 1,100 N 130 <2.0 23 <2.0 50 570 <2.0 0.11 Odor
<br /> 12/01/10 MD 41.40 0.00 -26.90 - - _ _ _
<br /> 12/02/10 - 1,000 N 110 0.83 7.6 0.73 14 760 <0.50 0.18
<br /> 06109111 1 38.06 0.00 -23.65 1 280 N 29 1.4 1.4 <0.50 4.3 230 <0.60 Odor
<br /> MW-2 09/25/95 15.49 59.01 0.00 -13.52 1 <50 <0.50 <0.50 <0.50 2.0
<br /> 2186 2Q11 Tables.xlsm Page 2 of 19 Sfanfec
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