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Table 2 ,r <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> February 1999 Through January 2006 <br /> Circle K Store 08671 <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 (8015M) (8260) benzene Xylenes (8021B) (8260B) <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg11) (µg11) (µg11) (µg11) (µg/1) (µg/1) (µg/l) (µg11) <br /> MW4 continued <br /> 05/01/00 13 72 2782 000 -1410 2 85 ND -- ND ND ND ND ND 3 72 <br /> 07/28/00 1372 3186 000 -18 14 -4 04 ND -- ND ND ND ND ND ND <br /> 11/27/00 1372 3156 000 -1784 030 ND ND ND ND ND 120 140 <br /> I <br /> 01/31/01 1372 3003 000 -1631 1 53 ND -- ND 0 645 ND ND 123 155 <br /> 05/26/01 13 72 2939 000 -1567 064 ND -- ND ND ND ND 271 13 6 <br /> 08/22/01 13 72 3306 000 -1934 -3 67 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 200 230 <br /> 11/20/01 13 72 33 53 000 -1981 -0 47 ND<50 -- ND<0 50 0 6 ND<0 50 ND<0 50 980 970 <br /> 02/12/02 13 72 31 14 000 -1742 239 ND<200 -- ND<2 0 ND<2 0 ND<2 0 ND<2 0 920 910 <br /> 05/06/02 13 72 3056 000 -1684 058 -- 1200 ND<10 ND<10 ND<10 ND<l0 -- 1300 <br /> 08/07/02 1372 3494 000 -2l 22 438 -- 1300 ND<5 0 ND<5 0 ND<5 0 ND<10 -- 1200 <br /> 11/04/02 1372 3710 000 -2338 -2 16 -- ND<5000 ND<50 ND<50 ND<50 ND<100 -- 1600 <br /> 02!03103 1372 3397 0 00 -2025 3 13 -- ND<1000 ND<10 ND<10 ND<10 ND<20 -- 1900 <br /> 05/14/03 1372 3196 0 00 -1824 201 -- ND<5000 ND<50 ND<50 ND<50 ND<100 -- 7900 <br /> 08/13/03 1372 3681 000 -23 09 -485 -- ND<2000 ND<20 ND<20 ND<20 ND<40 -- 3300 <br /> 11/14/03 1372 3895 000 -2523 -2 14 -- ND<5000 ND<50 ND<50 ND<50 ND<100 -- 4300 <br /> 02/12/04 1372 3553 000 -2181 3 42 -- 880 ND<5 0 ND<5 0 ND<5 0 ND<10 1200 <br /> 05/14/04 1372 3474 000 -2102 0 79 -- 1100 ND<5 0 ND<5 0 ND<5 0 ND<10 -- 1900 <br /> 08/04/04 1372 3773 000 -2401 -2 99 -- 5000 ND<25 ND<25 ND<25 ND<50 -- 8400 <br /> 11/23/04 1372 3774 0 00 -2402 -001 8800 ND<25 ND<25 ND<25 ND<50 -- 10000 <br /> 01/26/05 1372 35 02 000 -2130 272 -- ND<2500 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- 10000 <br /> 04/18/05 1372 3237 000 -1865 265 -- ND<500 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- 1500 <br /> 08/23/05 1372 3569 000 -2197 -3 32 -- 170 ND<0 50 ND<0 50 ND<0 50 ND<1 0 4200 <br /> 10/14/05 1372 3699 000 -2327 -130 ND<5000 ND<50 ND<50 ND<50 ND<100 -- 9400 <br /> 01/18/06 13 72 3375 000 -2003 3 24 -- ND<2500 ND<25 ND<25 ND<25 ND<50 -- 2900 <br /> 08671 Page 5 of 9 <br />