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s <br /> e <br /> Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> February 1990 Through March 2005 <br /> Former 76 Station 6981 <br /> Date TOC Depth to LPH Ground- Change TPH-G TPPH Benzene Toluene Ethyl- Total MTBE MTBE Comments <br /> Sampled Elevation Water Thickness water to 8260B benzene Xylenes 8021B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (pg/1) (WI) (µg/1) (µg/1) (µg/1) (µg/1) (µg11) (µg/1) <br /> MW-14 continued <br /> 09/12/01 1159 31 22 000 -1963 -192 ND<50 -- ND<O 50 ND<O 50 ND<O 50 ND<O 50 55 61 <br /> 12/12/0I 1159 31 44 000 -1985 -022 ND<50 -- ND<O 50 ND<O 50 ND<O 50 ND<O 50 47 55 <br /> 03/20/02 11 59 30 21 000 -1862 1 23 ND<50 -- ND<O 50 ND<O 50 ND<O 50 ND<O 50 33 38 <br /> 06/06/02 11 59 3064 000 -1905 -043 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- 18 <br /> 09/30/02 I 1 59 -- -- -- __ __ __ __ Car Parked On Well <br /> 12/30/02 11 59 3277 000 -21 18 -- -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<l 0 -- ND<2 0 <br /> 03/29/03 1159 3174 000 -20 15 1 03 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- 9 3 <br /> 06/25/03 1159 32 04 000 -2045 -030 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<I 0 -- 7 9 <br /> 09/24/03 1 1 59 3447 000 -2288 -243 -- ND<50 ND<O 50 ND<O 50 ND<0 50 ND<l 0 -- 3 5 <br /> 12/30/03 1 l 59 3390 000 -2231 057 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<l 0 - 2 6 <br /> 03/09/04 11 59 3303 000 -21 44 087 -- 50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- 3 6 <br /> 06/16/04 11 59 3366 000 -2207 -063 - ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- 3 1 <br /> 09/20/04 1159 -- -- __ _ __ Dry well <br /> 12/30/04 1159 35 94 000 -2435 -- ND<50 -- ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- 1 2 <br /> 03/24/05 11 59 3459 0 00 -2300 1 35 ND<50 -- ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- 0 53 <br /> MW-15 (Screen Interval in feet 18 0-38 0) <br /> 08/21/99 I 1 37 2862 000 -1725 -- ND<50 -- ND<O 50 ND<O 50 ND<O 50 ND<O 50 ND<2 5 2 <br /> 10/25/99 11 37 2954 000 -18 17 -092 ND<SO -- ND<O 50 ND<O 50 ND<O 50 ND<O 50 7 7 7 2 <br /> 01/27/00 11 37 2890 000 -1753 064 ND<50 - ND<O 50 ND<O 50 ND<O 50 ND<O 50 96 7 2 <br /> 06/26/00 11 37 2627 000 -1490 2 63 ND<50 0 ND<O 500 ND<O 500 ND<O 500 ND<0 500 726 523 <br /> 09/22/00 11 37 2886 000 -1749 -259 ND<50 -- ND<O 50 1 2 ND<O 50 1 3 19 14 <br /> 12/26/00 11 37 28 69 000 -1732 0 17 ND<50 0 __ ND<O 500 ND<O 500 ND<O 500 ND<O 500 191 168 <br /> 03/07/01 11 37 2832 000 -1695 037 ND<50 0 _ WK0 500 ND<O 500 ND<O 500 ND<O 500 23 1 28 1 <br /> 06/26/01 1137 2937 000 -1800 -105 ND<50 -- ND<O 50 ND<O 50 ND<O 50 ND<O 50 24 24 <br /> 6981 Page 26 of 36 <br />