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s � <br /> Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> February I990 Through December 2004 <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 8260E <br /> Elevation EIevation <br /> (feet) (feet) (feet) (feet) (feet) (P€A) (ll&n) (fig/,) 61) (W) (RSA) (Ag1l) (110) <br /> VW-3 continued <br /> 12/12/01 1132 3085 000 -1953 -028 ND<50 — ND<O 50 ND<O 50 ND<O 50 ND<O 50 ND<5 0 ND<l 0 <br /> 03/20/02 1132 2963 000 -1931 122 ND<50 — ND--O 50 ND<O 50 ND<O 50 ND<O 50 ND<5 0 ND<2 0 <br /> 06/06/02 1132 3003 0 00 -1871 -040 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 ND<2 0 <br /> 09/30/02 1132 3255 0 00 -2123 -252 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- -- <br /> 12/30/02 1132 3211 0 00 -2079 044 ND<50 ND<O 50 ND<O 50 ND<O 50 ND<I 0 — ND<2 0 <br /> 03/29/03 1132 3117 0 00 -19 85 0 94 -- ND<50 ND<0 50 ND<O 50 ND<O 50 ND<1 0 — ND<2 0 <br /> 06/25/03 1132 3144 0 00 -2012 -027 -- ND<50 ND<O 50 ND<O 50 ND<O 50 NIM 0 -- ND<2 0 <br /> 09/24/03 , 1132 33 78 0 00 -2246 -234 - ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 ND<2 0 <br /> 12/30/03 1132 33 25 0 00 -2193 0 53 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- ND<2 0 <br /> 03/09/04 1132 3239 0 00 -2107 086 -- ND<50 NIKO 50 ND<O 50 ND<O 50 ND<1 0 -- ND<2-0 <br /> 06/16/04 1132 — 0 00 — __ __ _ _ _ _ _ __ _ Dry wel3 <br /> 09/20/04 1132 -- -- -- -- — _ _ _ _ -- - Dry well <br /> 12/30/04 1132 -- -- — — -- — _ _ Dry well <br /> VW-4 (Screen Interval to feet 25 5-50 5) <br /> 07/24/96 -- — -- — — - — — -- -- — -- -- Dry <br /> 10123/96 -- — -- — — -- _ _ _ -- _ -- -- Sampled Senu-annually <br /> 01/21/97 -- 36 07 000 -- — 3000 -- NIKO 5 53 31 530 ND<5 0 -- <br /> 07/16/97 -- 3413 000 -- — 670 — NA<O 5 45 61 98 5 1 -- <br /> 10/15/97 -- -- -- — _ — _ __ -- — _- _ Dry <br /> 12/08/97 -- -- -- — _ — _ __ __ _ _ -- — Well Connected To VES <br /> 03/05/98 - 3182 000 — -- ND<50 -- ND<O 50 ND<0 50 ND<O 50 ND<O 50 35 39 <br /> 05/27/98 -- 2855 000 -- -- 3900 ND<10 ND<10 ND<10 ND<10 NIK10 ND<5 0 <br /> 07/21/98 -- 2853 000 _ -- 2500 -- 9 7 ND<0 SO ND<0 50 57 ND<5 0 ND<2 0 <br /> 10/14/98 -- 2954 0 00 -- -- 14000 -- ND<50 ND<50 120 370 ND<250 ND<66 <br /> ssa� Page 33 of 35 <br />