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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> December 1992 Through March 2005 <br /> Former BP Oil 11195 <br /> Date TOC Depth to LPH Ground- Change TPH-G TPPH Benzene Toluene Ethyl- Total MTBE MTBE Comments <br /> Sampled Elevation Water Thickness water in 8260B benzene Xylenes 8021B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/i) (µg11) (µg/1) (µg11) (µg/1) (µg/!) (1g/1) (µg/1) <br /> MW-3 continued <br /> 11/19/99 9.79 10.29 0.00 -0.50 -0.02 3800 - 46 ND 73 380 32000 38000 <br /> 2122/00 . 9.79 8.01 0.00 1.78 2.28 312 -- 6.34 ND 3.72 12.2 3490 3510 <br /> 5/5/00 9.79 8.31 0.00 1.48 -0.30 ND -- ND ND ND ND 2480 2410 <br /> 8/28/00 9.79 9.81 0.00 -0.02 -1.50 ND -- ND ND ND ND 83800 78600 <br /> 11/13/00 9.79 10.21 0.00 -0.42 -0.40 ND - ND ND ND ND 55100 45800 <br /> 2/9/01 9.79 9.95 0.00 -0.16 0.26 ND -- ND ND ND ND 8400 13700 <br /> 5/11/01 9.79 9.26 0.00 0.53 0.69 ND -- ND ND ND ND 7470 7930 <br /> 8/10/01 9.79 10.28 0.00 -0.49 -1.02 110 -- ND<0.50 1.6 3 3 2600 5200 <br /> 11/21/01 9.79 10.81 0.00 -1.02 -0.53 ND<250 - ND<2.5 ND<2.5 ND<2.5 ND<2.5 3600 5500 <br /> 2/7/02 9.79 8.81 0.00 0.98 2.00 ND<l000 -- ND<10 ND<10 ND<10 ND<10 5200 3800 <br /> 5/23102 9.79 9.74 0.00 0.05 -0.93 -- ND<1300 ND<13 ND<13 21 ND<25 -- 2600 <br /> 8/15/02 14.37 10.19 0.00 4.18 -- 750 ND<5.0 ND<5.0 ND<5.0 ND<10 -- 820 <br /> 11/18/02 14.37 10.62 0.00 3.75 -0.43 -- ND<500 ND<5.0 ND<5.0 ND<5.0 ND<10 -- 1300 <br /> 2/13/03 1437 9.86 0.00 4.51 0.76 -- ND<500 ND<5.0 ND<5.0 ND<5.0 ND<l0 - 1500 <br /> 5/12103 14.37 10.04 0.00 4.33 -- -- ND<1000 ND<10 ND<10 ND<10 ND<20 -- 1300 <br /> 8/28/03 14.37 10.99 0.00 3.38 -0.95 - 1600 ND<5.0 ND<5.0 ND<5.0 ND<10 - 1500 <br /> 11/24/03 14.37 10.72 0.00 3.65 0.27 -- 2300 ND<10 ND<10 ND<10 ND<20 -- 2600 <br /> 2/26/04 14.37 9.91 0.00 4.46 0.81 -- ND<1000 ND<10 ND<l0 ND<10 ND<20 -- 950 <br /> 5/21104 14.37 10.59 0.00 3.78 -0.68 -- ND<1000 ND<10 ND<10 ND<10 ND<20 -- 1000 <br /> 8/26/04 14.37 11.15 0.00 3.22 -0.56 -- ND<500 ND<5.0 ND<5.0 ND<5.0 ND<10 -- 400 <br /> 11/29/04 14.37 11.58 0.00 2.79 -0.43 -- 100 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 84 <br /> 2/15/05 14.37 10.39 0.00 3.98 1.19 - 92 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 150 <br /> MW4 (Screen Interval in feet.9.5-24.5) <br /> 12/21/92 9.03 11.06 0.00 -2.03 -- 10000 -- -- 3.5 300 540 -- -- <br /> 11195 Page 7 of 24 <br />