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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> December 1992 Through August 2005 <br /> Former BP Oil 11195 <br /> Date TOC Depth to 111311 Ground- Change TPH-G TPPll 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/1) (µg11) (µgll) (11g11) (µg11) (µg11) (µg11) (µg11) <br /> MW-1I continued <br /> 08/31/05 12.08 7.68 0.00 4.40 -0.11 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<0.50 <br /> MW-12 (Screen Interval in feet:4.044.0) <br /> 09/03/98 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 -0.51 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 /> 03/22/99 8.37 7.20 0.00 1.17 1.31 ND -- ND ND ND ND 24 - <br /> 05/20/99 8.37 -- -- -- -- - -- -- _ -- __ Unable to Locate <br /> 08/11/99 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 /> 02/22/00 8.37 6,51 0,00 1.86 2.51 ND -- ND ND ND ND ND ND <br /> 05/05/00 8.37 7.08 0.00 1.29 -0.57 ND -- ND ND ND ND ND ND <br /> 08/28/00 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 /> 02/09/01 8.37 8.61 0.00 -0.24 0.17 ND ND ND ND ND ND ND <br /> 05/11/01 8.37 9.30 0.00 -0.93 -0.69 ND ND 0.536 ND ND ND ND <br /> 08/10/01 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 /> 02/07/02 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 /> 05/23/02 8.37 8.28 0.00 0.09 -0.87 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<E0 - ND<0.5 <br /> 08/15/02 13.07 8.67 0.00 4.40 4.31 - ND<50 ND<0.50 ND<0.50 ND<0.50 ND<LO - 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<E0 ND<2.0 <br /> 02/13/03 13.07 8.40 0.00 4.67 0.84 - ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<2.0 <br /> 05/12/03 13.07 8.61 0.00 4.46 -0.21 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<2.0 <br /> 08/28/03 13.07 9.53 0.00 3.54 -0.92 - 96 ND<0.50 ND<0.50 ND<0.50 ND<1.0 - ND<2.0 <br /> 11195 Page 20 of 26 <br />