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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> February 1999 Through August 2004 <br /> Circle K Store 08671 <br /> i <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 8260E benzene Xylenes 8021B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg11) (µg11) (4g/1) (µg/1) (µg11) (µ811) (µ811) (µg/1) <br /> MW-6 continued <br /> 08/04/04 1220 35 77 000 -23 57 -3 17 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 <br /> MW-7 (Screen Interval in feet DNA) <br /> 01/07/02 1434 3284 000 -1850 -- ND<50 -- ND<0 50 0 71 ND<0 50 ND<0 50 ND<2 5 ND<0 50 <br /> 02/12/02 1434 3191 000 -1757 0 93 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<2 5 ND<2 0 <br /> 05/06/02 1434 3132 000 -1698 059 -- ND<50 ND<0 50 ND<0 50 ND<0 50 0 74 -- ND<2 0 <br /> 08/07/02 1434 35 79 000 -2145 -447 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 - ND<2 0 <br /> 11/04/02 1434 37 84 000 -23 50 -2 05 - ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<2 0 <br /> 02/03/03 1434 3472 000 -2038 3 12 - ND<50 ND<0 50 ND<0 50 ND<0 50 ND<I 0 - ND<2 0 <br /> 05/14/03 1434 32 71 000 -1837 2 01 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 <br /> 08/13/03 1434 3766 000 -2332 -4 95 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 <br /> 11/14/03 1434 38 80 000 -2446 -1 14 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<2 0 <br /> 02/12/04 1434 3627 000 -21 93 253 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 - ND<2 0 <br /> 05/14/04 1434 35 52 000 -2118 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<l 0 ND<0 50 <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 1 5 -- ND<2 0 Sampled by SECOR <br /> 02/12/04 13 18 3490 000 -21 72 -- -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<2 0 <br /> 05/14/04 13 18 3405 000 -2087 0 85 - ND<50 096 4 0 068 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<1 0 - 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<1 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<1 0 -- ND<2 0 <br /> 05/14/04 1427 3542 000 -21 15 138 -- ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 <br /> 08104104 14 27 3945 000 -24 18 -303 ND<50 ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<0 50 l <br /> 08671 Page 6 of 7 <br />