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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 8260E <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (gg/1) (41) (41) (41) (gg/i) (µg/1) (µg/1) <br /> MW-11 continued <br /> 8/26/04 12.08 8.66 0.00 3.42 -0.55 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 0.66 <br /> 11/29/04 .12.08 9.18 0.00 2.90 -0.52 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 - ND<0.50 <br /> 2/15/05 12.08 7.96 0.00 4.12 1.22 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<0.50 <br /> MW-12 (Screen Interval in feet:4.0-14.0) <br /> 9/3/98 8.37 7.98 0.00 0.39 -- ND ND ND ND ND ND - <br /> 12/23/98 8.37 8.49 0.00 -0.12 -- ND -- ND ND ND ND ND - <br /> 12/31/98 8.37 8.51 0.00 -0.14 -0.02 ND -- ND ND ND ND 5.5 -- <br /> 3122/99 8.37 7.20 0.00 1.17 1.31 ND ND ND ND ND 24 _ <br /> 5/20/99 8.37 -- _ __ __ _: __ __ Unable to Locate <br /> 8/11/99 8.37 8.58 0.00 -0.21 -- ND ND ND ND ND ND ND <br /> 11/19/99 8.37 9.02 0.00 -0.65 -0.44 ND - ND ND ND 0.94 ND 5.8 <br /> 2/22/00 8.37 6.51 0.00 1.86 2.51 ND - ND ND ND ND ND ND <br /> 5/5/00 8.37 7.08 0.00 1.29 -0.57 ND -- ND ND ND ND ND ND <br /> 8/28100 8.37 8.34 0.00 0.03 -1.26 ND -- ND ND ND ND ND ND <br /> 11/13/00 8.37 8.78 0.00 -0.41 -0.44 ND -- ND ND ND ND ND ND <br /> 219/01 8.37 861 0.00 -0.24 0.17 ND - ND ND ND ND ND ND <br /> 5111101 8.37 9.30 0.00 -0.93 -0.69 ND -- ND 0.536 ND ND ND ND <br /> 8110/01 8.37 8.84 0.00 -0.47 0.46 ND<50 -- ND<0.50 0.76 ND<0.50 ND<0.50 ND<5.0 ND<2.0 <br /> 11/21/01 8.37 9.50 0.00 -1.13 -0.66 ND<50 - ND<0.50 ND<0.50 ND<0.50 ND<0.50 ND<5.0 ND<1.0 <br /> 2/7102 8.37 7.41 0.00 0.96 2.09 ND<50 - ND<0.50 ND<0.50 ND<0.50 ND<0.50 ND<2.5 ND<2.0 <br /> 5/23/02 8.37 8.28 0.00 0.09 -0.87 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<0.5 <br /> 8/15/02 13.07 8.67 0.00 4.40 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 <br /> 11/18/02 13.07 9.24 0.00 3.83 -0.57 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<2.0 <br /> 2/13/03 13.07 8.40 OAO 4.67 0.84 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 <br /> 11195 Page 19 of 24 <br /> - --------------------- -- -------- <br />