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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> October 1998 Through July 2004 <br /> Circle K Store 01205 <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 82608 benzene Xylenes 8021E 82648 <br /> I Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg11) (µg11) (µg11) (µg11) (µg11) (11g11) (µ,g/1) (41) <br /> MW-12 continued <br /> 11/21/02 14.25 11.84 0.00 2.41 -- -- ND<50 13 4.2 280 1100 1300 j <br /> 04/25/03 14.25 10.96 0.00 3.29 -- -- 9900 19 ND<10 650 1800 -- 1400 <br /> 07/25/03 14.25 12.03 0.00 2.22 -1.07 -- 7600 15 ND<10 390 1100 .- 880 <br /> 10/09/03 14.25 13.16 0.00 1.09 -1.13 -- 16000 37 ND<13 1100 3500 -- 540 <br /> 01/26/04 14.25 11.47 0.00 2.78 1.69 -- 6100 8.5 ND<5.0 280 880 750 <br /> 04/27/04 14.25 10.73 0.00 3.52 0.74 -- 9400 14 6.6 470 1600 -- 350 <br /> 07/19/04 14.25 12.09 0.00 2.16 -1.36 -- 8300 10 6.3 450 1500 -- 350 <br /> MW-13 (Screen Interval in feet:5.0-25.0) <br /> 11/21/02 13.86 11.49 0.00 2.37 -- ND<50 ND<0.50 0.98 ND<0.50 0.50 -- 1.2 <br /> 04/25/03 13.86 10.75 0.00 3.11 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 <br /> 07/25/03 13.86 12.05 0.00 __ <br /> 1.81 -1.30 < <br /> ND 50 ND<0.50 < <br /> ND 0.50 ND<0.50 N1l<1.0 -- ND<2.0 <br /> 10/09/03 13.86 12.80 0.00 1.06 -0.75 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 <br /> 01/26/04 13.86 11.19 0.00 2.67 1.61 -- ND<50 ND<0.50 ND<0.50 ND<0.50 2.1 N13<2.0 <br /> 04/27/04 13.86 10.78 0.00 3.08 0.41 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<0.50 <br /> 07/19/04 13.86 12.10 0.00 1.76 -1.32 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<0.50 <br /> MW-14 (Screen Interval in feet: 5.0-25.0) <br /> 13/21/02 14.32 12.08 0.00 2.24 -- -- ND<50 ND<0.50 0.63 ND<0.50 0.62 17 <br /> 04/25/03 14.32 I1.12 0.00 3,20 __ __ ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 7.9 <br /> 07/25/03 14.32 12.27 0.00 2.05 -1.I5 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<I.0 -- 6.6 <br /> 10/09/03 14.32 13.40 0.00 0.92 -1.13 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 2,3 <br /> 01/26/04 14.32 11.57 0.00 2.75 1.83 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 5.3 <br /> 04/27/04 14.32 10.88 0.00 3.44 0.69 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ._ 2,9 <br /> 07/I9/04 14.32 12.32 0.00 2.00 -1.44 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 1.6 <br /> MW-15 (Screen Interval in feet:5.0-25.0) <br /> 01205 Page 9 of 10 <br />