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• • 0 <br /> Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> February 1990 Through December 2004 <br /> Former 76 Station 6981 <br /> Date TOC Depth to LPH Ground- Change TPH-G TPPH Benzene Toluene Ethyl- Tota! MTBE MTBE Comments <br /> Sampled Elevation Water Thickness water in 8260B benzene Xylenes 8021B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (µg/1) (µg/1) (µg11) (µg11) (1g/1) (µg11) (1911) <br /> MW-3 (Screen Interval in feet DNA) <br /> 02/21/90 1151 — -- -- — 3400 — ND<0 5 ND<0 5 ND<0 5 095 — -- <br /> 10/18/90 1151 -- - -- — — -- -- -- — — _ Dry <br /> 11/19/90 1151 — -- -- _ -- — __ __ — _ _ __ Dry <br /> 12/27/90 1151 -- -- — — _ __ _ _ — __ Dry <br /> 01/28/91 1151 -- -- -- -- — — __ — — — — Dry <br /> 04/02/91 1151 — -- — — — — -- — _ _ -. Dry <br /> 07/18/91 1151 -- — — — _ __ _ — _- _ Dry <br /> 09/30/91 1151 — -- — — _ _ __ — __ _ Dry <br /> 11/I4/91 1151 -- -- — — _ — __ _ __ — Dry <br /> 04/I6/92 1151 -- — -- — — _ _ __ __ — __ — Dry <br /> 07/30/92 1151 -- — -- -- _ Y _ __ _ _ — Dry <br /> 10/21/92 1151 -- — -- -- — _ _ __ .. _ __ — Dry <br /> 01/13/93 1151 -- -- -- -- -- _ _ __ __ _ __ — Dry <br /> 04/26/93 1151 5053 000 -3902 -- 1900 — 27 ND<5 0 ND<5 0 ND<5 0 -- -- <br /> 07/26/93 1151 5151 000 -4000 -098 1300 -- 78 15 ND<5 0 14 -- -- <br /> 10/20/93 1151 5205 000 -4054 -054 1400 44 ND<10 ND<10 ND<10 -- -- <br /> 01/17/94 1151 4956 000 -38 05 249 1200 -- 30 88 24 94 -- <br /> 04/25/94 1131 4745 000 -3594 -- 650 -- 13 2 ND<O 5 17 -- -- <br /> 07/25/94 1151 -- 000 — _ __ -- __ _ _ __ __ Inaccessible <br /> 10/26/94 1151 5104 000 -3953 — 140 -- 14 ND<O 5 ND<0 5 1 1 -- -- <br /> 01/25/95 1151 4837 000 -3686 2 67 54 ND<O 5 ND<O 5 ND<O 5 ND<0 5 -- -- <br /> 04/26195 1151 4358 000 -3207 479 ND<50 -- NI7<0 5 074 ND<O 5 1 1 -- -- <br /> 07/26/95 1151 4470 0 00 -33 19 -1 12 ND<50 -- ND<O 5 ND<O 5 ND<0 5 ND<O 5 -- -- <br /> 10/25/95 1151 45 59 000 -3409 -089 -- -- -- -- -- — — — <br /> asst Page 6 of 35 <br />