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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 Comments <br /> 8260B benzene Xylenes 8021B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg11) (µg/1) (µg/1) (µg11) (µg/1) (µg/1) (µg/]) (µg/1) <br /> MW-4 continued <br /> 04/25/03 17.75 14.06 0.00 3.69 0.49 -- 920 ND<5,0 ND<5.0 20 ND<10 ND<20 <br /> 07/25/03 17.75 14.77 0.00 2.98 -0.71 -- 2500 30 27 57 89 -- 32 <br /> 10/09/03 17.75 15.89. 0.00 1.86 -1.12 - 1000 ND<0.50 ND<0.50 7.5 ND<1.0 -- ND<2.0 <br /> 01/26/04 17.75 14.05 0.00 3,70 1.84 -- 1000 ND<0.50 ND<0.50 18 ND<1.0 -- ND<2.0 <br /> 04127104 17.75 •13.12 0.00 4.63 0.93 -- 410 ND<0.50 ND<0.50 8.0 1.7 _ ND<0.50 <br /> 07/19/04 17.75 14.50 0.00 3.25 -1.38 -- 890 ND<0.50 ND<0.50 25 4.7 -- ND<0.50 <br /> 10/13/04 17.75 16.80• 0.00 0.95 -2.30 -- 440 ND<0.50' ND<0.50 4.9 ND<1.0 -- ND<0.50 <br /> MW-5 (Screen Interval in feet:4.0-24.0) <br /> 01/08/01 16.48 10.95 0.00 5.53 -- 64000 -- 120 1300 5000 30000 ND 27 <br /> 04/26/01 16.48 10.37 0.00 6.11 0.58 73000 -- 103 774 5360 30200 ND ND <br /> 07/19/01 16.48 11.26 0.00 5.22 -0.89 114000 -- 230 3500 4500 26000 ND ND <br /> 10/25/01 16.48 12,69 0.00 3.79 -1.43 63000 -- 480 3700 4500 22000 ND<1000 ND<50 <br /> 01/29/02 16.48 11.97 0.04 4.51 0.72 15000 - 150 620 1000 4000 ND<200 ND<20 <br /> 04/29/02 16.48 11.77 0.00 4.71 0.20 60000 -- ND<200 1300 3900 22000 ND<2000 ND<100 <br /> 07/29/02 16.48 12.75 0.00 3.73 -0.98 -- 56000 330 3700 3900 22000 -- ND<100 <br /> 14/25/02 16.48 14.08 0.00 2.40 -1.33 -- 51000 240 2300 3400 16400 -- ND<100 <br /> 01/24/03 16,48 13.35 0.00 3.13 -- -- 90040 ND<250 1100 5300 26000 -- ND<1004 <br /> 04/25/03 16.48 I2.88 0.00 3.60 0.47 -- 45000 220 550 2800 9300 ND<400 <br /> 07/25/03 16.48 13.55 0.00 2.93 -0.67 6400 200 990 2700 11000 -- ND<400 <br /> 10/09/03 16.47 14.75 4.00 1.72 -1.21 _ 4500 79 54 600 710 -- ND<20 <br /> 01/26/04 16.47 15.15 0.00 1.32 -0.40 -- 14004 38 130 520 2700 -- ND<20 <br /> i <br /> 04/27/04 16.47 12.09 0.00 4.38 3.06 -- 52400 87 1100 3100 16000 ND<50 <br /> 07/19/04 16.47 13.31 0.00 3.16 -1.22 -- 17000 36 280 1240 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 /> 01205 Page 5 of 11 <br />