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I <br /> Table 2 E <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> February 1990 Through June 2005 <br /> Former 76 Station 6981 <br /> Date TQC Depth to LPH Ground- Change TPH-G TPPH Benzene Toluene Ethyl- Total MTBE MTBE Comments <br /> Sampled Elevation Water Thickness water in 8260B benzene Xylenes 8021B 8260B <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (fig/1) (ug/1) (µg/1) (Ng/1) (µg/1) (pg/1) (pg/1) (pg/1) <br /> MW-12 continued <br /> 10/26/94 1098 51 42 000 -4044 -123 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<0 5 -- -- <br /> 01/25/95 1098 48 57 000 -3759 2 85 ND<50 -- ND<O 5 0 98 ND<O 5 1 2 -- -- <br /> 04/26/95 1098 44 14 000 -33 16 443 ND<50 -- 1 1 2 4 ND<0 5 2 6 -- -- <br /> 07/26/95 1098 4520 000 -3422 -106 ND<50 -- ND<O 5 1 5 ND<O 5 1 3 -- <br /> 10125l95 1098 4604 000 -3506 -084 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 - <br /> 01/24/96 1098 4306 000 -3208 2 98 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 -- -- <br /> 04/25/96 1098 3839 000 -2741 467 ND<50 - ND<O 5 ND<O 5 ND<O 5 ND<O 5 ND<40 Destroyed <br /> MVV-13 (Screen Interval to feet DNA) <br /> 10/21/92 -- -- - -- -- ND<50 - ND<O 5 ND<O 5 ND<O 5 ND<O 5 -- _ <br /> 01/13/93 -- -- -- -- -- ND<50 - ND<O 5 ND<O 5 ND<0 5 ND<0 5 - -- <br /> 04/26/93 1152 51 15 000 -3963 -- ND<50 ND<O 5 ND<0 5 ND<O 5 ND<O 5 -- -- <br /> 07/26/93 1152 5221 000 -4069 -106 ND<50 -- ND<0 5 ND<O 5 ND<O 5 ND<O 5 -- -- <br /> 10/20/93 1152 5274 000 -4122 -053 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 - -- <br /> 01/17/94 11 52 50 19 000 -3867 255 180 -- 2 3 2 9 39 -- -- <br /> 02/28/94 11 52 4905 000 -3753 1 14 ND<50 - ND<0 5 ND<O 5 ND<O 5 093 -- - <br /> 04/25/94 11 52 4902 000 -3650 103 ND<50 -- ND<O 5 081 ND<O 5 14 -- -- <br /> 07/25/94 1152 5051 000 -3899 -249 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 -- -- <br /> 10/26/94 1 1 52 51 74 000 -4022 -1 23 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<0 5 --01/25/95 1152 4893 000 -3741 281 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<0 5 - -- <br /> 04/26/95 11 52 44 17 000 -3265 476 ND<50 - 055 2 1 ND<O 5 21 -- -- <br /> 07/26/95 11 52 4536 000 -3384 -1 19 ND<50 -- 059 2 1 ND<O 5 2 4 -- -- <br /> 10/25/95 11 52 4628 0 00 -34 76 -092 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 - -- <br /> 01/24/96 1152 4330 000 -3178 298 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 - -- <br /> 04/25/96 1152 3838 000 -2686 492 ND<50 -- ND<O 5 ND<O 5 ND<O 5 ND<O 5 ND<40 - Destroyed <br /> 6981 Page 25 of 37 <br />