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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS ` <br /> October 1998 Through October 2004 <br /> Circle K Store 01205 <br /> Date TOC Depth to LPH Ground- Change TPH-G TPPH Benzene Toluene Ethyl- Total MTBE MTBE <br /> Sampled Elevation Water Thickness water in 82608 Comments <br /> benzene Xylenes 8021B 82609 <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (1g/1) (µg11) (µg/1) (µgll) (µg/1) (µg1!) (µg/l) (µg11) <br /> MW-1 (Screen Interval in feet:6.0-26.0) <br /> 10/08/98 17.62 11.27 0.00 6.35 -- 29000 180 2500 3200 13000 - 3400 j <br /> 01/25/99 17.62 11.73 0.00 5.89 -0.46 40000 -- 320 1800 2500 12000 -- 22000 <br /> 04/29/99 17.62 10.21 0.00 7.41 1.52 380 -- 6.9 27 9.4 100 -- 51 <br /> 07/16/99 17.62 11.08 0.00 6.54 -0.87 67000 380 1500 2900 17000 1400 820 <br /> 10/21/99 17.62 11.43 0.00 6.19 -0.35 31000 -- 110 1100 1900 11000 320 250 <br /> 01/31/00 17.62 10.50 0.00 7.12 0.93 48000 -- 100 2900 2500 16000 2300 2200 <br /> 04/10/00 17.62 8.70 0:00 8.92 1.80 45600 -- ND 1570 2660 15000 ND 186 <br /> 07/05/00 17.62 9.65 0.00 7.97 -0.95 29400 -- 70.4 224 1910 8910 ND ND <br /> 10/20/00 17.62 11.53 0.00 6.09 -1.88 41800 105 1210 2980 14300 ND 3 <br /> 01108/01 17.62 12.00 0.00 5.62 -0.47 18000 -- ND 530 990 6000 ND 29 <br /> 04/26/01 17.62 11.41 0.00 6.21 0.59 19300 -- 98.4 814 1400 7140 ND 60.6 <br /> 07/19/01 17.62 12.32 0.00 5.30 -091 55000 - 160 1900 2700 15000 ND ND <br /> 10/25/01 <br /> 17.62 13.79 0.00 3.83 -1.47 13000 60 580 1000 5600 ND<200 ND<20 <br /> 01/29/02 17.62 13.05 0.00 4.57 0.74 11000 -- 50 480 700 3600 ND<200 ND<20 <br /> 04/29/02 17.62 . 12.89 0.00 4.73 0.16 5700 - 4I 390 340 2000 ND<50 ND<10 <br /> 07/29/02 17.62 13.88 . 0.00 3.74 -0.99 -- 54000 ND<100 1600 3700 18000 ND<400 <br /> 10/25/02 17.62 15.21 0.00 2.41 -I.33 -- 13000 43 260 910 3800 <br /> -- ND<20 <br /> j 01/24/03 17.62 14.47 0.00 3.15 -- -- 1600 3 7.8 100 280 -- 3.6 <br /> 04/25/03 17.62 13.98 0.00 3.64 0.49 -- 14000 29 430 800 5500 ND<40 <br /> 07/25/03 17.62 14.65 0.00 2.97 -0.67 -- 70000 110 1600 3200 23000 ND<400 <br /> 10/09/03 17.62 15.85 • 0.00 1.77 -1.20 -- 3100 34 34 260 820 ND<20 <br /> 01126/04. 17.624. <br /> i 13 0.00 3.49 1.72 -- <br /> 3 <br /> 80 20 3,9 4.5 10 ._ 8.7 <br /> 04/27/04 17.62 13.02 0.00 4.60 1.11 -- 12000 160 56 1500 210 26 <br /> 07/19104 17.62 14.41 0.00 3.21 -1.39 -- 86000 72 690 4100 ._ <br /> 34000 _ ND<50 <br /> 01205 Page 1 of 11 <br />