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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 9260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (41) (µg/1) (µg11) (µg/1) (11g11) (1g/1) (µg/1) (µg/1) <br /> MW-12 continued <br /> 5112/03 13.07 8.61 0.00 4.46 -- -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 <br /> 8/28/03 . 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 /> 11/24/03 13.07 9.17 0.00 3.90 0.36 - ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 <br /> 2/26/04 13.07 8.31 0.00 4.76 0.86 - ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 <br /> 5/21/04 13.07 9.09 0.00 3.98 -0.78 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<0.50 <br /> 8/26104 13.07 9.60 0.00 3.47 -0.51 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<LO -- ND<0.50 <br /> 11/29/04 13.07 10.19 0.00 2.88 -0.59 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<0.50 <br /> 2/15/05 13.07 8.94 0.00 4.13 1.25 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 - ND<0.50 <br /> MW-13 (Screen Interval in feet: 6.0-21.0) <br /> 6/18/02 15.23 11.21 0.00 4.02 -- -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 74 <br /> 8/15/02 15.23 11.28 0.00 3.95 -0.07 - 110 ND<1.0 ND<1.0 ND<1.0 ND<2.0 -- 140 <br /> 11/18/02 15.23 11-69 0.00 3.54 -0.41 -- 55 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 130 <br /> 2/13/03 15.23 10.86 0.00 4.37 0.83 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 57 <br /> 5/12103 15.23 11.06 0.00 4.17 -- - 93 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 64 <br /> 8/28/03 15.23 -- -- - - -- -- -- Inaccessible <br /> 11/24/03 15.23 -- -- -- -- -- -- -- Inaccessible <br /> 2/26/04 15.23 -- -- - - -- -- Inaccessible <br /> 5/21/04 15.23 -- -- -- Inaccessible <br /> 8/26/04 15.02 12.42 0.00 2.60 -- -- 86 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 73 <br /> 11/29/04 15.02 12.81 0.00 2.21 -0.39 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 - 9.8 <br /> 2/15105 15.02 11.59 0.00 3.43 1.22 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 19 <br /> MW-14 (Screen Interval in feet: 6.0-21.0) <br /> 6/18/02 14.29 10.26 0.00 4.03 -- - ND<2500 ND<25 ND<25 ND<25 ND<50 -- 3900 <br /> 8/15/02 14.29 10.39 0.00 3.90 -0.13 -- 4200 ND<25 ND<25 ND<25 ND<50 -- 2400 <br /> 11195 Page 20 of 24 <br />