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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 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) (µg11) (µgd) (µg11) (µg/l) (µg/1) (Ag/1) (µg11) (µg/1) <br /> MW-5 continued <br /> 01/26/04 16.47 15.15 0.00 1.32 440 __ 14000 38 130 520 2700 -- ND<20 <br /> 04127104 16.47 12.09 0.00 4.38 3.06 -- 52000 87 1100 3100 16000 -- ND<50 <br /> 07/19/04 16.47 13.31 0.00 3.16 -1.22 -- 17000 36 280 1200 4200 -- ND<20 <br /> 10/13/04 16.47 15.56 0.00 0.91 -2.25 -- 1200 8.9 8.0 120 190 -- ND<1.0 <br /> 01/10/05 I6.47 14.32 0.00 2.15 1.24 -- 11000 11 38 370 1500 -- ND<2.5 <br /> MW-6 (Screen Interval in feet:4.0-24.0) <br /> 01/08/01 16.68 11.24 0.00 5.44 -- 72000 -- 250 2300 4700 25000 ND 750 <br /> 04/26/01 16.68 10.66 0.00 6.02 0.58 62900 - 251 2050 3700 18300 ND 613 <br /> 07/19/01 16.68 11.52 0.00 5.16 -0.86 60000 -- 170 2100 2900 14000 ND 310 <br /> 10/25/01 16.68 12.97 0.00 3.71 -1.45 41000 -- 300 3700 3200 14000 610 660 <br /> 01/29/02 16.68 12.27 0.00 4.41 0.70 31000 -- 250 3300 2300 8600 580 640 <br /> 04/29/02 16.68 12.02 0.00 4.66 0.25 580 -- 8.6 18 22 68 390 310 <br /> 07/29/02 16.68 12.96 0.00 3,72 -0.94 -- 44000 ND<250 4200 3800 14000 -- ND<1000 <br /> 10/25/02 16.68 14.34 0.00 2.34 -1.38 -- 1700 ND<2.5 19 81 220 -- 230 <br /> 01/24/03 16.68 13.62 0.00 3.06 -- -- 1900 ND<2.5 23 77 300 -- 260 <br /> 04/25/03 16.68 13.15 0.00 3.53 0.47 - 3800 6 66 190 590 -- 240 <br /> 07/25/03 16.68 13.83 0.00 2.85 -0.68 -- 6400 30 200 510 1700 -- 320 <br /> 10/09/03 16.67 15.10 0.00 1.57 -1.28 1700 2.9 17 80 300 -- 180 <br /> 01/26/04 16.67 13.54 0.00 3.13 1.56 -- 360 ND<2.5 ND<2.5 6.6 30 220 <br /> 04/27/04 16.67 12.46 0.00 4,21 1.08 -- 5100 19 35 270 900 -- 130 <br /> 07/19/04 16.67 13.62 0.00 305 -1.16 -- 840 3.9 3.1 53 150 -- 120 <br /> 10/13/04 1&0 15.89 0.00 0.78 -2.27 12000 150 43 1800 2900 -- 78 <br /> 01/10/05 16.67 14.71 0.00 1.96 1.18 -- 1700 2.1 5.7 77 270 <br /> MW-7 (Screen Interval in feet:4.0-24.0) <br /> 01205 Page 6 of I 1 <br />