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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> December 1992 Through June 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 8260E benzene Xylenes 8021E 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg11) (Pg/l) (µg11) (1g11) (}Lg/]) (µg/1) (µg/1) (µg11) <br /> MW-9 continued <br /> 02/15/05 13.29 9.36 0.00 3.93 1.17 - ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 420 <br /> 0512.5/05 13.29 8.91 0.00 4.38 0.45 - ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 5.4 <br /> MW-10 (Screen Interval in feet:4.0-14.0) <br /> 09/03/98 8.12 7.76 0.00 0.36 -- 210 ND ND ND 1.03 210 -- <br /> 12/23/98 8.12 8.22 0.00 -0.10 -0.46 ND - ND ND ND ND ND -- <br /> 12/31/98 8.12 8.25 0.00 -0.13 -0.03 470 ND ND ND ND 490 - <br /> 03/22/99 8,12 7.14 0.00 0.98 1.11 1800 -- ND ND ND ND 1900 -- <br /> 05/20/99 8.12 7.14 0.00 0.98 0.00 ND -- ND ND ND ND ND 3.52 <br /> 08/11/99 8.12 8.41 0.00 -0.29 -1.27 ND -- ND ND ND ND 919 1100 <br /> 11/19/99 8.12 8.72 0.00 -0.60 -0.31 ND -- 17 ND ND ND 9400 14000 <br /> 02/22/00 8.12 6.39 0.00 I.73 2.33 ND -- ND ND ND ND 11.7 13.6 <br /> 05/05/00 8.12 6.83 0.00 1.29 -0.44 ND -- ND ND ND ND ND ND <br /> 08/28/00 8.12 8.23 0.00 -0.11 -I.40 ND -- ND ND ND ND 1760 2120 <br /> 11/13/00 8.12 8.59 0.00 -0.47 -0.36 ND -- ND ND ND ND 44400 37000 <br /> 02/09/01 8.12 8.37 0.00 -0.25 0.22 ND -- ND ND ND ND 43400 37100 <br /> 05/11/01 8.12 7.78 0.00 0.34 0.59 ND -- ND ND ND ND 7100 6530 <br /> 08/10/01 8.12 8.75 0.00 -0.63 -0.97 ND<1200 -- ND<12 ND<12 ND<12 ND<12 21000 21000 <br /> 11/21/01 8.12 9.28 0.00 -1.16 -0.53 ND<l200 -- ND<12 ND<12 ND<12 ND<12 22000 22000 <br /> 02/07/02 8.12 7.26 0.00 0.86 2.02 ND<50 -- ND<0.50 ND<0.50 ND<0.50 ND<0.50 4000 4900 <br /> 05/23/02 8.12 8.25 0.00 -0.13 -0,99 -- ND<2500 ND<25 ND<25 ND<25 ND<50 -- 4000 <br /> 08/15/02 12.01 8.70 0.00 3.31 3.44 -- 520 ND<5.0 ND<5.0 ND<5.0 ND<10 -- 2000 <br /> 11/18/02 12.01 9.10 0.00 2.91 -0.40 -- ND<500 ND<5.0 ND<5.0 ND<5.0 ND<l0 - 860 <br /> 02/13/03 12.01 8.29 0.00 3.72 0.81 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 53 <br /> 05/12/03 12.01 8.53 0.00 3.48 -0.24 - ND<50 ND<0.50 ND<0.50 ND<0,50 ND<1.0 -- ND<2.0 <br /> 11195 Page 17 of 25 <br />