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TABLE 2 GROUNDWATER MONITORING DATA,FORMER MOBIL STATION 99CAS,75 EAST ALPINE AVENUE,STOCKTON,CALIFORNIA
<br /> Casing Depth to Groundwater LPH Concentration(pg/L)
<br /> Well Elevation Water Elevation Thickness Ethyl- Total Oil and
<br /> Number Date (feet) (feet) (feet) (feet) Benzene Toluene" benzene" Xylenes" TPH-g TPH-d Grease MTBE° PCBs' SVOCs
<br /> MWI 03/26/07 16.02 33.70 -17.68 0.00 <0.50 <0.50 <0.50 0.77 100 65 <4.7 <0.50 <0.47 ND
<br /> MWI 06/28/07 16.02 34.84 -18.82 0.00 <0.50 0.56 <0.50 <0.50 130 -- -- <0.50 -- --
<br /> MWl 09/12/07 16.02 37.41 -21.39 0.00 <0.50 <0.50 <0.50 <0.50 110 76 -- <0.50 -- --
<br /> MWI 1126/07 16.02 37.20 -21.18 0.00 <0.50 <0.50 <0.50 <0.50 91 200 d -- <0.50 -- --
<br /> MWI 0228/08 16.02 34.79 -18.77 0.00 <0.500 <0.500 <0.500 <0.500 89.7 <47.2 -- <0.500 -- -
<br /> MWI 0529/08 16.02 35.31 -19.29 0.00 <0.500 <0.500 <0.500 <0.500 96.8 55.8 -- <0.500 -- --
<br /> MWI 0827/08 16.02 36.62 -20.60 0.00 <0.50 <0.50 <0.50 <0.50 <50 <47 -- <0.50 -- --
<br /> MWI 11/13/08 16.02 38.00 -21.98 0.00 <0.50 <0.50 <0.50 <0.50 75 <47 -- <0.50 --
<br /> MWI 0128/09 16.02 38.90 -22.88 0.00 0.34 ij 0.31 i <0.50 <1.0 97 <50 -- <0.50 -- -- •
<br /> MWI 04/29/09 16.02 38.60 -22.58 0.00 <0.50 <0.50 <0.50 <0.50 90 <50 -- <0.50 -- --
<br /> MWI 07/14/09 16.02 40.29 -24.27 0.00 <0.50 <0.50 <0.50 <0.50 86 <50 -- <0.50 -- --
<br /> MWI 1027/09 1 16.02 40.77 -24.75 0.00 <0.50 <0.50 <0.50 0.082 j 91 m <50 -- <0.50 -- --
<br /> MWI 0125/10 16.02 38.70 -22.68 0.00 <0.50 <0.50 <0.50 <0.50 100 m <50 -- <0.50
<br /> MWI 04/07/10 16.02 37.01 -20.99 0.00 <0.50 0.28 j <0.50 0.24 j 95 m <50 -- <0.50 -- --
<br /> MWl 08/09/10 1 16.02 36.84 -20.82 0.00 <0.50 <0.50 <0.50 0.18 j 63 <50 -- <0.50 -- --
<br /> MWI 10/05/10 1 16.02 37.59 -21.57 0.00 <0.50 <0.50 <0.50 <0.50 150 m X50 -- <0.50 -- --
<br /> MWI 02/09/11 16.02 36.40 -20.38 0.00 <0.50 <0.50 <0.50 0.10 j <50 <50 n - <0.50 - -
<br /> MW2 0326/07 15.28 33.28 -18.00 0.00 15,000 <500 930 560 <50,000 3,400 -- 1,100 -- --
<br /> MW2 0628/07 15.28 34.30 -19.02 0.00 15,000 <I00 1,400 210 29,000 -- -- 980 -- --
<br /> MW2 - 09/12/07 15.28 36.90 -21.62 0.00 19,000 <120 1,300 <120 25,000 2,800 -- 1,200 -- --
<br /> MW2 1126/07 15.28 36.73 -21.45 0.00 19,000 <250 1,100 <250 30,000 2,200 d -- 860 -- --
<br /> MW2 0228/08 15.28 34.25 -18.97 0.00 18,900 27.3 647 60.4 32,600 8,000 -- 885 -- --
<br /> MW2 0529/08 15.28 34.83 -19.55 0.00 13,800 22.8 588 91.4 11,400 8,110 -- 736 -- --
<br /> MW2 0827/08 15.28 37.20 -21.92 0.00 19,000 <100 880 180 17,000 g 2,000 d -- 850 -- --
<br /> MW2 11/13/08 15.28 37.55 -22.27 0.00 18,000 130 670 170 20,000 g 2,700 d -- 660 --
<br /> MW2 0128/09 15.28 38.41 -23.13 0.00 16,000 45 320 57 ij 26,000 1,300 -- 490 -- --
<br /> MW2 0429/09 15.28 38.14 -22.86 0.00 15,000 <500 150 j <500 25,000 1,100 -- 570 -- --
<br /> MW2 07/14/09 15.28 39.87 -24.59 0.00 17,000 X500 82 j <500 27,000 1,400 -- 390 j -- --
<br /> MW2 1027/09 1 15.28 40.22 -24.94 0.00 13,000 480 j 210 j 630 18,000 1,300 m -- 640 -- --
<br /> MW2 0125/10 15.28 38.40 -23.12 0.00 11,000 <250 61 j 84 j 18,000 m 1,100 m -- 590 -- --
<br /> MW2 04/07/10 15.28 36.51 -21.23 0.00 11,000 <250 60 i 68 i 17,000 m 1,100 m -- 650 -- --
<br /> MW2 08/09/10 1 15.28 36.37 -21.09 0.00 10,000 <250 71 j 150 j 14,000 m <50 -- 620 -- --
<br /> MW2 10/05/10 1 15.28 37.11 -21.83 0.00 8,200 190 j 91 j 110 j 20,000 m 1,100 m -- 540 -- --
<br /> MW2 02/09/11 15.28 35.90 -20.62 0.00 5,700 <100 25 j 32 j 10,000 m 2,900 m,n - 480 - -
<br /> MW3 0326/07 15.37 33.03 -17.66 0.00 <25 <25 <25 620 <2,500 180 -- <25 -- --
<br /> MW3 0628/07 15.37 34.05 -18.68 0.00 4.7 7.0 29 150 730 -- -- <0.50 -- --
<br /> MW3 09/12/07 15.37 36.56 -21.19 0.00 3.4 5.8 14 100 220 <47 -- <0.50 -- --
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