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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> February 1999 Through January 2005 <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 8260B benzene Xylenes 80218 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (µg11) (41) (µg11) (µg/1) (41) (41) (µg/1) <br /> MW-7 continued <br /> 05/14/04 1434 3552 000 -21 18 0 75 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<0 50 <br /> 08/04/04 1434 3856 000 -2422 -3 04 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<I 0 -- ND<0 50 <br /> 11/23/04 1434 3854 000 -2420 002 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<I 0 -- 0 84 <br /> 01/26/05 1434 35 80 000 -2146 2 74 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- 13 <br /> MW-8 (Screen Interval in feet DNA) <br /> 12/10/03 13 18 -- -- -- -- -- ND<50 ND<0 50 ND<0 50 ND<0 50 15 -- ND<2 0 Sampled by SECOR <br /> 02/12/04 13 18 3490 000 -2172 -- -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 <br /> 05/14/04 13 18 3405 000 -2087 085 -- ND<50 096 40 068 3 4 -- 057 <br /> 08/04/04 13 18 3699 000 -23 81 -294 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<I 0 -- ND<0 50 <br /> 11/23/04 13 18 37 05 000 -23 87 -0 06 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<I 0 -- ND<0 50 <br /> 01/26/05 13 18 3440 000 -21 22 265 -- ND<50 ND<0 50 094 ND<0 50 12 -- ND<0 50 <br /> MW-9 (Screen Interval in feet DNA) <br /> 12/10/03 1427 -- -- -- -- -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<2 0 Sampled by SECOR <br /> 02/12/04 1427 3680 000 -2253 -- -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<2 0 <br /> 05/14/04 1427 3542 000 -21 15 1 38 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<I 0 - ND<0 50 <br /> 08/04/04 1427 3845 000 -24 18 -303 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<I 0 -- ND<0 50 <br /> 11/23/04 1427 3842 000 -24 15 0 03 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<I 0 -- ND<0 50 <br /> 01/26/05 1427 35 65 000 -2138 277 -- ND<50 ND<0 50 062 ND<0 50 ND<I 0 -- ND<0 50 <br /> MW-10 (Screen interval in feet DNA) <br /> 12/10/03 1406 -- -- -- -- -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 Sampled by SECOR <br /> 02/12/04 1406 35 81 000 -2175 -- -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 <br /> 05/14/04 1406 3501 000 -2095 080 -- ND<50 ND<0 50 19 ND<0 50 2 4 -- 1 1 <br /> 08/04/04 1406 3796 000 -2390 -295 - ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- 2 3 <br /> 11/23/04 1406 3796 000 -2390 000 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<0 50 <br /> 08671 Page 7 of 8 <br />