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1 <br /> 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 LP1I Ground- Change TP11-G TPP!I Benzene Toluene Fthyl- Total MTBE MTBF Comments <br /> Sampled Elevation Water Thickness water in 826013 benzene Xylenes 802113 826013 <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (µg11) (µgll) (µg/1) (µg11) (µg/l) (µg11) (µg11) <br /> MW-I4 continued <br /> 06/18/02 14.29 10.26 0.00 4.03 - - ND<2500 ND<25 ND<25 ND<25 ND<50 - 3900 <br /> 08/15/02 14.29 10.39 0.00 3.90 -0.13 - 4200 ND<25 ND<25 ND<25 ND<50 -- 2400 <br /> 11/18/02 14.29 10.76 0.00 3.53 -0.37 - ND<2500 ND<25 ND<25 ND<25 ND<50 -- 3100 <br /> 02/13/03 14.29 9.97 0.00 4.32 0.79 ND<500 ND<5.0 ND<5.0 ND<5.0 ND<10 _ 1300 <br /> 05/12/03 14.29 10.17 0.00 4,12 -0.20 -- ND<5000 ND<50 ND<50 ND<50 ND<100 -- 2200 <br /> 08/28/03 14.29 11.09 0.00 3.20 -092 - 1900 ND<10 ND<10 ND<10 ND<20 -- 1400 <br /> 11/24/03 14.29 10.83 0.00 3.46 0.26 -- 730 ND<5.0 ND<5.0 ND<5.0 ND<10 - 870 <br /> 02/26/04 14.29 10.03 0.00 4.26 0.80 -- ND<500 ND<5.0 ND<5.0 ND<5.0 ND<10 -- 280 <br /> 05/21/04 14.29 10.89 0.00 3.40 -0.86 1400 ND<10 ND<10 ND<10 ND<20 -- 2400 <br /> 08/26/04 14,29 11.53 0.00 2.76 -0.64 460 ND<2.5 ND<2.5 ND<2.5 ND<5.0 550 <br /> 11/29/04 14.29 11.88 0M 2.41 -0.35 -- -- -- -- -- -- - unable to sample-well bent <br /> 02/15/05 14.29 10.71 0.00 3.58 1.17 -- -- - -- -- - -- Well damage <br /> 06/06/05 14.29 11.02 0.00 3.27 -0.31 - ND<1000 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 1000 <br /> 08/31/05 14.29 -- - - -- - -- -- - - Well damaged <br /> MW-15 (Screen Interval in feet:5.0-20.0) <br /> 06/18/02 14.94 10.97 0.00 3.97 -- ND<250 ND<2.5 ND<2.5 ND<2,5 ND<5.0 -- 620 <br /> 08/15/02 14.94 11.06 0.00 3.88 -0.09 -- ND<500 ND<5.0 ND<5.0 ND<5.0 ND<10 -- 490 <br /> 11/18/02 14.94 11.47 0.00 3.47 -0.41 ND<250 ND<2.5 ND<2.5 ND<2.5 ND<5.0 - 270 <br /> 02/13/03 14.94 10.63 0.00 4.31 0.84 - ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 21 <br /> 05/12/03 14.94 12.89 0.00 2.05 -2.26 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 23 <br /> 08/28/03 12.92 11.76 0.00 1.16 -0.89 54 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 12 <br /> 11/24/03 12.92 11.39 0.00 1.53 0.37 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<l.0 13 <br /> 02/26/04 12.92 10.74 0.00 2.18 0.65 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 - ND<2.0 <br /> 05/21/04 12.92 11.63 0.00 1.29 -0.89 - ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 1,8 <br /> 11195 Page 22 of 26 <br />