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Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> February 1990 Through December 2004 <br /> Former 76 Statten 6981 <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) (µg/,) (Ngll) (µg/1) (µg11) (µg11) (µ8n) (Ag(l) (Rwl) <br /> MW-14 continued <br /> 06/16104 1159 33 66 0 00 -2207 -063 - ND<50 ND<O 50 ND<O 50 ND<O 50 ND<l 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<10 — 12 <br /> MW-15 (Screen Interval to feet 18 0-38 0) <br /> 08/21/99 1137 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 1137 29 54 000 -18 17 -092 ND<50 -- ND<O 50 ND<O 50 ND<O 50 ND<O 50 77 72 <br /> 01/27/00 1137 28 90 000 -1753 064 ND<50 — ND<O 50 NDN 50 ND<O 50 ND<O 50 96 72 <br /> 06/26/00 1137 2627 000 -1490 263 ND<50 0 -- ND<O 500 ND<O 500 ND<O Sao ND<O 500 726 523 <br /> 09/22/00 1137 28 86 000 -1749 -259 ND<50 — ND<O 50 12 ND<O 50 13 19 14 <br /> 12126/00 1137 2869 000 -1732 017 ND<50 0 — ND<O 500 ND<O 500 ND<O 500 ND<0 500 191 168 <br /> 03/07/01 ` 11 37 2832 000 -1695 037 ND<50 0 -- Nncn 500 ND<D 500 Nr)<*500 ND-cO 500 231 281 <br /> 06/26/01 1137 29 37 000 -1800 -105 ND<50 — ND<O 50 ND<O 50 ND<O 50 ND<0.50 24 24 <br /> 09/12/01 1117 3138 000 -2001 -201 ND<50 — ND<O 50 ND<O 50 ND<O 50 ND<O 50 22 28 <br /> 12/12/01 1137 3154 000 -2017 -016 ND<50 -- ND<O 50 ND<O 50 ND<O 50 NIXO 50 43 48 <br /> 03/20/02 , 11 37 3027 000 -1890 127 ND<50 — ND<O 50 ND<O 50 NDN 50 ND<O 50 62 65 <br /> 06/06/02 1137 30 74 000 -1937 -047 — ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 — 53 <br /> 09/30/02 , 1137 3345 000 -2208 -271 — 55 ND<0 50 ND<O 50 ND<O 50 ND<1 0 - 64 <br /> 12/30/02 1137 3260 000 -2123 085 -- ND<50 ND<0 50 ND<O 50 ND<O 50 ND<1 0 — 91 <br /> 03/29/03 1137 3183 000 -2046 077 -- 78 ND<O 50 ND<O 50 ND<O 50 ND<1 0 — 98 <br /> 06/25/03 1137 3220 000 -2083 -037 -- 120 ND<0 50 ND<O 50 ND<O 50 ND<l 0 -- 91 <br /> 09/24/03 1137 3464 000 -2327 -244 -- ND<50 ND<O 50 NDN 50 ND<O 50 ND<1 0 -- 67 <br /> 12/30/03 1137 3402 000 -2265 062 100 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- 63 <br /> 03/09/04 1137 3310 000 -2173 092 -- 57 ND<O 50 ND<O 50 ND<O 50 ND<10 -- 57 <br /> 06/16/04 1137 3380 000 -2243 -070 -- 71 ND<O 50 ND<0 50 ND<O 50 ND<l 0 — 38 <br /> esa� Page 26 of 35 <br />