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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> October 1998 Through January 2005 <br /> Circle K Store 01205 <br /> Date TQC 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 8021B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (µg11) (µg/1) (µg/1) (µg/1) (µg/1) (µg11) (ug/1) <br /> MW-14 continued <br /> 07/25/03 14.32 12.27 0.00 2.05 -1.15 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 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<I.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<I.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 /> 07/19/04 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 /> 10/13/04 14.32 14.11 0.00 0.21 -1.79 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 3.3 <br /> 01/10/05 14.32 12.62 0.00 1.70 1.49 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 0.96 <br /> MW-15 (Screen Interval in feet: 5.0-25.0) <br /> 11/21/02 14.76 12.56 0.00 2.20 -- ND<50 ND<0.50 1.4 ND<0.50 1.7 -- 0.60 <br /> 04/25/03 14.76 11.28 0.00 3.48 -- -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 <br /> 07/25/03 14.76 12.07 0.00 2.69 -0.79 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 <br /> 10/09/03 14.76 13.51 0.00 1,25 -1.44 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 <br /> 01/26/04 14.76 11.68 0.00 3.08 1.83 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<2.0 <br /> 04/27/04 14.76 10.65 0.00 4.11 1.03 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<0.50 <br /> 07/19/04 14.76 12.04 0.00 2.72 -1,39 -_ ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<0.50 <br /> 10/13/04 14.76 14.27 0.00 0.49 -2.23 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<0.50 <br /> 01/10/05 14.76 12.96 0.00 1.80 1.31 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<0,50 <br /> MW-16 (Screen Interval in feet:5.0-25.0) <br /> 10/09/03 13.42 12.65 0.00 0.77 -- ND<100 ND<1,0 ND<1.0 ND<1.0 ND<2.0 -- 180 <br /> 01/26/04 13.42 10.83 0.00 2.59 1.82 -- 340 ND<2.5 ND<2,5 ND<2.5 ND<5.0 480 <br /> 04/27/04 13.42 10.59 0.00 2.83 0.24 -- 260 ND<2.5 ND<2.5 ND<2.5 ND<5.0 -- 270 <br /> 07/19/04 13.42 12.05 0.00 1.37 -1.46 -- 300 ND<2.5 ND<2.5 ND<2.5 ND<5.0 -- 240 <br /> I 10/13/04 13.42 13.35 OAO 4.07 -1.30 -- 320 ND<2.5 ND<2.5 ND<2.5 ND<5.0 -- 420 <br /> 01/10/05 13.42 11.65 0.00 1.77 1.70 -- ND<250 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- 580 <br /> 01205 Page 1 I of I 1 <br />