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v <br /> Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> October 1998 Through July 2005 <br /> Circle K Store 01205 <br /> I <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 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1). (µg/1) (µg/1) (µg/1) (µg/1) (µdl) (µg/1) (µg11) <br /> MW-10 continued <br /> 11/21/02 15.31 12.55 0.00 2,76 -- .- ND<50 ND<0.50 0.54 ND<0.50 1.1 __ 0,51 <br /> 04/25/03 15.31 11.79 0.00 3.52 0.76 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 <br /> 07/25/03 17.50 12.52 0.00 4.98 1.46 -- ND<50 ND<0,50 ND<0.50 ND<0.50 ND<1.0 ND2.0 <br /> 10/09/03 15.31 13.53 0.00 1.78 -3,20 ._ ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0' -- ND<2.0 <br /> 01/26/04 17.50 12.45 0.00 5.05 3.27 -- 92 ND<0.50 1.1 2.7 14 -- ND<2.0 <br /> 04/27/04 17.50 11.24 0.00 6.26 1.21 -- ND<50 ND<0,50 ND<0.50 ND<0.50 ND<1,0 -- ND<0,50 <br /> 07/19/04 17.50 12.39 0.00 5.11 -1.15 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<0.50 <br /> 10/13/04 17.50 14.28 0.00 3.22 -1.89 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<0.50 <br /> 01/10/05 17.50 13.08 0.00 4.42 1.20 -- ND<50 ND<0.50 ND<0.50 ND<0.50 1.5 -- ND<0,50 <br /> 04/27/05 15.31 11.05 0.00 4.26 -0.16 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1,0 -- ND<0.50 <br /> 07/20/05 15.31 13.77 0.00 1.54 -2.72 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 .- ND<0.50 <br /> MW-11 (Screen Interval in feet:5.0-25.0) <br /> 11/21/02 14.18 11.67 0.00 2,51 -- -- ND<50 ND<0.50 1.1 ND<0.50 1.6 __ 0.81 <br /> 04/25/03 14.18 11.89 0.00 2.29 -0.22 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 <br /> 07/25/03 14.18 11.82 0.00 2.36 0.07 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<2.0 <br /> 10/09/03 14.18 12.89 0.00 1.29 -1.07 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 __ ND<2.0 <br /> 01/26/04 14.18 11.45 0.00 2.73 1.44 -- ND<50 ND<0.50 ND<0.50 ND<0.50 2.3 -- ND<2.0 <br /> 04/27/04 14.18 10.61 0.00 3.57 0.84 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1,0 -- ND<0,50 <br /> 07/19/04 14.18 11.86 0.00 2.32 -1.25 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<0.50 <br /> 10/13/04 14.18 13.61 0.00 0.57 -1,75 _ ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1,0 - ND<0.50 <br /> 01/10/05 14.18 12.21 0.00 1.97 1.40 -- ND<50 ND<0.50 ND<0.50 ND<0.50 1.1 -- ND<0.50 <br /> 04/27/05 14.18 10.14 0.00 4.04 2.07 ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<0.50 <br /> 07/20/05 14.18 10.83 0.00 3.35 -0.69 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<0.50 <br /> MW-12 (Screen Interval in feet:5.0-25.0) <br /> 01205 Page 10 of 13 <br />