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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> October 1998 Through July 2005 <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 8260B benzene Xylenes 8021B 8260E <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) 010) (µg11) (µg11) (110) (µg/1) (µg/1) (µg/1) <br /> MW-12 continued <br /> 11/21/02 14.25 11.84 0.00 2.41 -- -- ND<50 13 4.2 280 1100 - 1300 <br /> 04/25/03 14.25 10.96 0.00 3.29 0.88 -- 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 1I00 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 /> 10/13/04 14.25 13.82 0.00 0.43 -1.73 -- 2700 4.4 ND<1.0 130 500 200 <br /> 01/10/05 14.25 12.36 0.00 1.89 1.46 -- 4700 4.3 ND<1.0 190 550 -- 200 <br /> 04/27/05 14.25 10,25 0.00 4.00 2.11 5500 3.4 ND<2 0 _ <br /> 200 690 - <br /> 170 <br /> 07/20/05 14.25 9.95 0.00 4.30 0.30 -- 22000 ND<25 ND<25 760 2400 -- 110 <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 0.74 __ ND<50 ND<0.50 ND<0.50 ND<0.50 NIM.0 -- ND<2.0 <br /> 07/25/03 13.86 12.05 0.00 1.81 -1.30 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<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 -- ND<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/I9/04 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 /> 10/13/04 13.86 13.52 0.00 0.34 -1.42 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 ND<0.50 <br /> 01/10/05 13.86 11.93 0.00 1.93 1.59 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<0.50 <br /> 04/27/05 13.86 9.92 0.00 3.94 2.01 -- ND<50 ND<0.50 ND<0.50 ND<0.50 ND<1.0 -- ND<0.50 <br /> 07/20/05 13.86 10.92 0.00 2.94 -1.00 -- 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 /> 01205 Page 11 of 13 <br />