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F. Table 2 HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS December 1992 Through June 2005 Former BP Oil 11195 Date TOC Depth to LPH Ground- Change TPH-G TPPH Benzene Toluene Ethyl- Total MTBE MTBE Comments Sampled Elevation Water Thickness water in 8260E benzene Xylenes 80218 8260B Elevation Elevation (feet) (feet) (feet) (feet) (feet) (µg11) (µg/1) (µg/1) (µg/1) (µg11) (Ag/1) (µg11) (µg/l) MW-11 continued 02/07/02 7.38 6.40 0.00 0.98 2.04 ND<50 -- ND<0.50 ND<0.50 ND<0.50 ND<0.50 39 48 05/23/02 7.38 7.29 0.00 0.09 -0.89 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 265 08/15/02 12.08 7.69 0.00 4,39 4,30 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 57 11/18/02 12.08 8.20 0.00 3.88 -0.51 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 21 02/13/03 12.08 7.41 0.00 4.67 0.79 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 05/12/03 12,08 7.63 0.00 4.45 -0.22 -- ND<50 ND<0,50 ND<0.50 ND<0.50 ND<1.0 -- 2.6 08/28/03 12.08 8.53 0.00 3.55 -0.90 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1,0 -- 7.1 11/24/03 12.08 8.21 0-00 3.87 0.32 -- ND<50 ND<0,50 ND<0.50 ND<0.50 ND<L0 -- ND<2.0 02/26/04 12.08 7.34 0,00 4.74 0.87 - ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 - ND<2.0 05/21/04 12.08 8.11 0.00 3.97 -0.77 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 0.88 08/26/04 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 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 02/15/05 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 05/25/05 12.08 7.57 0.00 4.51 0.39 150 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<0.50 MW-12 (Screen Interval in feet:4.0-14.0) 09/03/98 8.37 7.98 0.00 0.39 -- ND -- ND ND ND ND ND -- 12/23/98 8.37 8.49 0,00 -0.12 -0.51 ND -- ND ND ND ND ND -- 12/31/98 8.37 8.51 0,00 -0.14 -0.02 ND -- ND ND ND ND 5.5 -- 03/22/99 8.37 7.20 0.00 1.17 1.31 ND -- ND ND ND ND 24 -- 05/20/99 8.37 -- -- -- -- -- -- -- Unable to Locate 08/11/99 8.37 8.58 0.00 -0.21 -- ND ND ND ND ND ND ND 11/19/99 8.37 9.02 0.00 -0.65 -0.44 ND -- ND ND ND 0.94 ND 5.8 02/22/00 8.37 6.51 0.00 1.86 2.51 ND - ND ND ND ND ND ND 05/05/00 8.37 7.08 0.00 1.29 -0.57 ND -- ND ND ND ND ND ND 1119$ Page 19 of 25