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Table 1
<br /> Groundwater Elevation and Analytical Data(CHEVRON)
<br /> Chevron Service Station!!9.4275
<br /> 2905 Benjamin Holt Drive
<br /> Stockton,California
<br /> Well Groundwater Depth Ethyl- Xylenes
<br /> Well Date Elevation Elevation to Water TPHg Benzene Toluene benzene (total) MTBE
<br /> ID Sampled (ft,MSL) (ft MSL.) (ft.TOC) NO) N94) NO (u910 (u9/1) (ugR)
<br /> (MW-1) 12/17/02 -8.03 10.27 130 <1. <1. <1. <1. 3,300
<br /> (Cont.) 03)18103 -7.12 9.36 130 <1 <1 <1 <i 3,300
<br /> 06/17/03 -7.23 9.47 170 <1 <1 <1 <1 3,200
<br /> 09/24/03 -9.03 11.27 110 <1 <1 <1 <1 1,900
<br /> 12/18!03 -8.68 10.92 290 <0.5 <0.5 0.8 <0.5 1,400
<br /> 03/23104 -6.46 8.70 180 <0.5 <0,5 0.5 .7 160
<br /> 06/22/04 -8.37 10.61 140 <0.5 <0.5 0.6 <0.5 61
<br /> 09/21104 -9.36 11.60 190 <0.5 <0.5 <0.5 <0.6 9
<br /> MW-2 0312289 3.41 -14.13 17,54 9,000 750 20 480 730 -
<br /> 06/12/89 -14.78 18.19 ND 1,200 80 710 870 -
<br /> 06/12/89 (D) - - 11,000 1,400 90 790 1,100 --
<br /> 09107/89 -16.25 19.66 14,000 3,200 ND 1,200 800 -
<br /> 12I1889 -15.44 18.85 10,000 2,500 ND 1,300 340 -
<br /> 03120/90 -15.08 18.49 13,000 4,800 88 2,100 1,500 -
<br /> 07/03/90 -15.66 19.07 21,000 5,700 600 1,900 1,700 -
<br /> 07/03/90 (D) - - 14,000 5,000 400 2,000 920 --
<br /> 10/19/90 -20.06 20.06 11,000 4,400 77 190 340 -
<br /> 01/17/91 -20.31 20.31 16,000 5,400 68 1,600 280 -
<br /> 03/19/91 - - 8,700 4,300 50 1,500 260 -
<br /> 07/18/91 -17.07 20.48 6,200 1,100 6.0 710 89 -
<br /> 10/31/91 -17.46 20.87 32,000 2,900 ND 1,800 2,700 --
<br /> 10/31191 (D) -- - 33,000 2,900 ND 1,800 2,700 -
<br /> 01/16/92 -16.65 20.06 14,000 2,400 21 1,100 840 -
<br /> 03/11192 -15.49 18.90
<br /> 03/17192 -15.45 18.66 13,000 3,900 26 890 1,100 -
<br /> 06/29192 -17.04 20.45 20,000 2,800 97 2,200 17 -
<br /> 12/10/92 -17.62 21.03 9,900 1,600 8.0 1,100 930 -
<br /> 02104193 -15.53 18.94 10,000 1,100 8.2 820 730 -
<br /> 05118/93 -13.73 17.14 9,700 2,000 25 1,000 520 -
<br /> 08105/93 -14,57 17.98 8,100 1,400 11 880 820 -
<br /> 11109/93 -15.10 18.51 7,400 920 20 740 140 -
<br /> 01/18/94 -14.80 18.21 2,500 330 12 270 91 -
<br /> 06/27/94 -14.09 17.50 6,500 1,400 11 630 250 --
<br /> 09/29/94 -15.28 18.69 15,000 900 ND 1,600 87 -
<br /> 12/08/94 -14.87 18.28 8,000 440 <10 870 470 -
<br /> 03/08/95 -12.71 16.12 2,200 170 3.0 230 150 -
<br /> 06101/95 -11.12 14.53 5,400 340 6.3 750 390 -
<br /> 09/11195 -12,99 16.40 13,000 440 6.1 800 670 -
<br /> 12/05/95 -13.31 16.72 5600 200 <10 290 170 -
<br /> 03/18196 -9.27 12.68 8,500 350 <5.0 670 400 --
<br /> 06116196 -9.49 12.90 9,400 1,400 6.2 630 520 270
<br /> 09/24/96 -11.31 14.72 15,000 250 <5.0 840 450 53
<br /> 12!04/96 -10.91 14.32 13,000 220 <2.5 710 800 39
<br /> 02/25/97 -6.66 10.07 9,100 330 5.0 700 680 220
<br /> 09429197 -10.41 13.82 5,800 120 <2.5 470 170 28
<br /> 11/25/97 -10.36 13.77 4,600 100 <25 330 130 <125
<br /> 03/26/98 -3.89 7.30 7,000 150 4.8 720 410 <12
<br /> 06/24/98 -5.77 9.18 16,000 460 <20 1,400 1,700 380
<br /> 09/10/98 -7.79 11.20 3,100 60 13 140 38 <12
<br /> 12/17/96 -7.73 11.14 1,000 15 0.0 42 30 10
<br /> 03/10/99 -5.90 9.31 9,700 220 <20 870 400 200
<br /> 06/22/99 -7.70 11.11 9,370 186 <1.0 891 683 50.5
<br /> 09/13199 -9.03 12.44 1,600 12 <2.5 31 33 32
<br /> 12/16199 -8.99 12.40 804 4.27 2.85 27.1 41.6 6.43
<br /> 03/01100 -4.59 8.00 1,570 16.2 <1.0 33 6.2 362
<br /> 06/13/00 -6.37 9.78 1,770' 47.3 4.50 187 31.9 123
<br /> 09/13/00 -8.34 11.75 <50.0 <0.500 <0.500 <0.500 <0.500 8.20
<br /> I:%Chevron1942755PeriodlC MonitodngSQ M R194275-QMR.xis
<br /> 2ot12
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