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TABLE 2
<br /> Historical Groundwater Monitoring&Analytical Data
<br /> ARCO Service Station No.2186
<br /> 3212 N. California Street,Stockton, CA
<br /> Well No. Date Notes TOC DTW SPH GWE GRO B T E X MTBEFTBF ETRE TAME Ethanol 1,2-DCA EDB D.O. Comments
<br /> (ft-MSLJ (feet) (feet) (ft-MSL) (pg1L) (NglL) (pg1L) (Ng1L) (pg1L) (pWL) (ugn.) (Ng/L) (VWL) (µglL) Wil.) (mg1L)
<br /> MW-3 12113106 14.53 40.33 0.00 -25.80 <50 <0.50 <0.50 <0.50 <O.50 <0.50 <20 <0.50 <0.50 <0.5D <300 <0.50 <0.50 1.41
<br /> 03107107 37.75 0.00 -23,22 <50 <0,50 <0,50 <0,50 <0.50 <0.50 <20 <0.50 <0.50 <0.50 <3D0 <0.50 <0.50 4.82
<br /> 06/26/07 39.14 0.00 -24.61 <50 <0,50 <0.50 <0.50 <0.50 <0.50 <20 <0.50 <0.50 <0.50 <300 <0.50 <0.50 0.48
<br /> MW-4 11/20/97 13.83 48.36 0.00 -34.53 89 1.0 1.1 0.63 2.0 11 190 <2.0 <2.0 <2.0
<br /> 02/17/98 43.55 0.00 -29.72 180 0.57 <0.50 <0.50 0.59 29 180 <2.0 <2,0 <2.0
<br /> 06124198 35.06 0.00 -21,23 <50 <0.50 <0,50 <0.50 <0.50 16 <200 <2.0 <2.0 <2.0
<br /> 09/21/98 38.67 0.00 -24.84 130 <0.50 <0.50 1.2 1.7 26 <200 <2.0 <2.0 <2.0 `
<br /> 12114/98 36.61 0.00 -22.78 140 1.1 <0.50 <0.50 <0.50 29 <200 <2.0 <2.0 <2.0
<br /> 03/31/99 33.85 0.00 -20.02 <50 <0.50 <0.50 <0.50 <0.50 8.0 <200 <2.0 <2.0 <2.0
<br /> 06/11199 33.47 0.00 -19.64 190 <0.50 <0.50 <0.50 <0.50 41 <200 <2.0 <2.0 <2.0
<br /> 09110199 37.72 0.00 -23.89 210 1.5 <0.50 <0.50 <0.50 1,100 <1,000 <10 <10 <10
<br /> 12103199 37.64 0.00 -23.81 64 <0.50 <0.50 <0.50 <0.50 730 <400 <4.0 0.0 6.6
<br /> 04/03/00 34.30 0.00 -20.47 <50 <0.50 <0.50 <0.50 <0.50 170 <200 <2.0 <2.0 <2.0
<br /> 06rWO0 34.37 0.00 -20.54 230 <2.0 <2.0 <2.0 <2.0 2,100 <200 <2.0 <2,0 16
<br /> 09/27100 39.80 0.00 -25.97 180 1.6 <0.50 0.54 1.2 6,600 500 <2.0 3.0 53
<br /> 10119100 NS 39.59 OM -25.76 - - _ -
<br /> 12120/00 37.68 0.00 -23.85 <50 <0,50 <0.50 <0.50 <0.50 1,200 <200 <2.0 <2.0 10
<br /> 03/16/01 36.50 0.00 -22.67 <50 <0.50 <0.50 <0.50 <0.50 480 <200 <2.0 <2.0 3.8
<br /> 06/21/01 39.37 0.00 -25.54 <50 <0.50 <0.50 <0.50 <0.50 590 <500 <10 <10 <10
<br /> 09/13101 45.12 0.00 -31.29 150 <0.50 <0.50 <0.50 <0.50 7,600 <5,000 <100 <100 <100
<br /> 12111/01 42.43 0.00 -28.60 84 N <0.50 <O.50 <0.50 <0,50 5,6Q0 <1,000 <100 <100 <100
<br /> 03/14/02 39.26 0.00 -25.43 88 N <0.50 <0.50 <0.50 <0,50 4,900 <100 <10 <10 33
<br /> 06/19/02 41.46 0.00 -27.63 540 N <050 <0.50 <0.50 <0.50 2,900 <500 <50 <50 <50 <50 -
<br /> 09/12/02 48.62 0.00 -34.79 <50,000 <500 <500 <500 <500 16,000 <5,000 <500 <500 <500 <40,000 <500 <500
<br /> 12103102 45.54 O.00 -31.71 <50,000 <500 <500 <SW <500 6,600 <20,000 <500 <SW <500 <500 -
<br /> 03111103 45.78 0.00 -31.95 <25,000 <250 <250 <250 <250 4,200 <10,000 <250 <250 <250 <50,000 <250 0.54
<br /> 06/09/03 42.77 0.00 -28.94 <500 <5.0 <5.0 <5.0 <5,0 3,200 <2,000 <100 <100 <100 <10,000 <50 3.95
<br /> 09/16/03 50.64 0.00 -36.81 2,700 R <250 <250 <250 <250 6,500 <10,000 <500 <500 <500 <50.000 <250 2.31
<br /> 12/11103 45.63 0.00 -31.80 3,000 R <50 <60 <50 <50 6,500 J <2,000 <100 <100 <100 <10,000 110
<br /> 03/10104 45.93 0.00 -32.10 1,900 <100 <100 0D0 <100 6,900 J <4,000 <200 <200 <2D0 <20.000 <100 1.43
<br /> 06!17104 47.39 0.00 -33.56 2,600 <250 <250 <250 <250 10,000 <10,000 <500 <500 <500 <50,000 <250 1.70
<br /> O 23104 53.70 0.00 -39.87 840 <25 <25 <25 <25 2,500 1,600 <50 <50 <50 <5,000 47 <25 1.40
<br /> 12121/04 48.07 0.00 -34.24 1,100 <120 <120 <120 <120 2,800 <5,000 <250 <250 <250 <25,000 <120 <120 1.49
<br /> 03/30/05 43.97 0.00 -30.14 <50 <0.50 <0.50 <O.50 <0.50 27 24 <1.0 <1.0 <1.0 <100 <0.50 <0.50 4,47
<br /> 06/13105 41.95 0.00 -28.12 <500 <5.0 <5.0 <5.0 <5.0 280 <200 <5.0 <5.0 <5.0 <i,D00 <5.0 <5.0 1.11
<br /> 09/08105 48.19 0.00 -34.36 4100 <25 <25 <25 <25 4,300 0,000 <25 <25 31 <5,000 <25 <25 0.57
<br /> 12106!05 43.94 0.00 -30.11 <500 <5.0 <5.0 <5.0 <5.0 380 <200 <5.0 <5.0 <5.0 <1,000 <5.0 <5.0
<br /> 03/16/06 40.27 0.00 -26.44 1 <2,500 <25 <25 <25 30 410 <1,000 <25 <25 <25 <15,000 <25 <25 3.69
<br /> 02186 2QO7 Tables.xls Page 5 of 14
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