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TABLE 2
<br /> Historical Groundwater Monitoring &Analytical Hata
<br /> ARCO Service Station No.2186
<br /> 3212 N. California Street,Stockton, CA
<br /> Well No. Data Notes TOC DTW SPH GWE GRD a T E X MTBE TBA DIPE ETRE TAME Ethanol 1,2-OCA EDB D.O. Comments
<br /> (ft-MSL) (feet) (feet) (ft-MSL) (pg1L) (p911.) (pg1L) (pglL) (pg1L) (pg1L) (pg1L) (pg1L) (p91L) (pg1L) (pg1L) (pg1L) (pglL) (mglL)
<br /> MWA 09125/95 14.65 58.05 0.00 -03.40 20,000 780 2,000 690 4,100
<br /> 10/23/95 57.89 0.00 -03.24 20,000 590 1,100 600 3,600
<br /> 12!22!95 53.78 0.00 -39.13 730 3.5 <1,0 13 13
<br /> 02/16/96 50.13 0.00 -35.48 1,200 22 <1.0 51 24
<br /> 05/23/96 45.35 0.00 -30.70 760 9.0 1.0 22 5.0 <5.0
<br /> 09/19/96 53.63 0.00 -38.98 10,000 480 570 520 700 <50 1
<br /> 11/27196 50.77 0.00 36.12 19,000 700 1,800 820 2,200 <100
<br /> 03121/97 42.06 0.00 -27.41 5.300 260 210 200 440 <30
<br /> 05/22197 43.89 0.00 -29.24 25,000 920 1,900 1,400 3,500 <120
<br /> 08/20/97 49.83 0.00 -35.18 31,000 1,000 2,800 1,300 4,000 <500
<br /> 11/20/97 49.07 0.00 -34.42 24,000 830 1,900 1,100 3,600 0,000 <100 <2.0 <2.0 <2.0
<br /> 02/17/98 44.32 0.00 -29.67 19,000 680 990 980 3,200 <100 - -
<br /> 06/24/98 35.79 0.00 -21.14 500 28 <2.5 6.0 9.7 <25 <200 <2.0 <2.0 <2.0
<br /> 09/21198 39.35 0.00 -24.70 19,000 790 1,400 1,100 3,700 <125 -2,000 <2.0 <2.0 <2.0
<br /> 12114198 37.34 0.00 -22.69 14,000 610 450 900 2,800 <100 <200 <2.0 <2.0 <2.0
<br /> 12114198 37,34 0.00 -22.69 14,000 610 450 900 2,800 <100 <200 <2.0 <2.0 <2.0
<br /> 12114/98 37.34 0.00 -22.69 7,200 420 16 530 850 <100 <200 <2.0 <2.0 <2.0 Discrete Sampling
<br /> 12!14198 37.34 0.00 -22.69 7,200 420 16 530 850 <100 <200 <2.0 <2.0 <2.0 Discrete sampling
<br /> 03/31/99 34.14 0.00 -19.49 82 4.3 <0.50 <0.50 <0.50 <5.0 <200 <2.0 <2.0 <2.0
<br /> 06/11/99 34.22 0.00 -19.57 7,300 400 160 540 1,500 <50 <200 <2.0 <2.0 <2.0 -
<br /> 09/10199 38.41 0.00 -23.76 23,000 940 1,200 1,400 4,400 2,600 <400 <4.0 <4.0 8.1
<br /> 12/03/99 38.34 0.00 -23.69 15,000 550 160 910 2,700 520 <400 <4.0 <4.0 8.9
<br /> 04103100 35.00 0.00 -20.35 6,900 530 <20 520 1,300 330 <200 <2.0 <2.0 2.5
<br /> 06122100 35.13 0.00 -20.48 15,000 680 140 740 2,50D 110 400 <2.0 <2.0 <2.0 1
<br /> 09127/00 40.46 0.00 -25.81 1,200 530 200 840 2,100 4,500 360 <2,0 <2.0 34
<br /> 10119100 40.25 0.06 -25.60 - - - - - - - -
<br /> 12120/00 38.33 0.00 -23.68 15,000 700 110 740 2,900 2,000 <200 <2.0 <2.0 18
<br /> 03/16/01 37.25 0.00 -22.60 17,000 1,200 80 850 4,200 2,200 <200 <2.0 <2.0 25
<br /> 06/21/01 40.02 0.00 -25.37 24,000 1,000 380 980 4,100 28,000 -14,000 <290 <290 <290
<br /> D9113101 45.82 0.00 -31.17 38,000 2,200 2,200 2,100 8,800 4,500 <2,500 <50 <50 <50
<br /> 12/11/01 43.05 0.00 -28.40 13,000 920 430 780 3,100 8,800 1,100 <2.0 <2.0 72
<br /> 03114102 39.99 0.00 -25.34 6,800 620 120 420 1,500 4,700 <2,500 <250 <250 <250
<br /> 06119102 42.30 0.00 .27.65 12,000 430 320 310 1,2D0 17,000 <5,0D0 <500 <500 <500 - <5D0 -
<br /> 09112102 49.18 0.00 34.53 64,000 2,900 4,100 3,100 14,000 3,100 <5D0 <50 <50 <50 W,000 85 <50
<br /> 12103102 46.24 0,00 -31.59 30,000 1,700 950 1,540 5,700 3,100 <2,000 <50 <50 <50 - 80 -
<br /> 03/11/03 45.56 0.00 -30.91 <5,000 360 <50 <50 <50 3,200 <2,000 <50 <50 <50 <10,000 <50 0.97
<br /> 06/09/03 42.41 0.00 -27.76 <2,500 79 <25 <25 <25 10,000 <5,000 <250 <250 <250 <25,000 <120 2.70
<br /> 09/17/03 51.26 0.00 -36.61 2,300 230 e50 <50 <50 3,600 <2,000 <100 <100 <100 <10.000 <50 2.96
<br /> 02186 2007 TableS.XIS Page 1 of 14 SECOR
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