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• • <br /> Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> September 1996 Through August 2004 <br /> 76 Station 5886 <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 8260B benzene Xylenes 8021B 8260E <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) (µg/1) (µg/1) (µg/1) (µg11) (µg/1) (µg11) (41) <br /> MW-91 continued <br /> 02/11/02 -085 643 000 -7 28 -- ND<50 -- ND<0 50 099 ND<0 50 077 ND<2 5 ND<2 0 <br /> 05/02/02 -085 650 000 -735 -- ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<5 0 ND<2 0 <br /> 08/01/02 -0 85 674 000 -759 -- ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<1 0 -- ND<2 0 <br /> l 1/20/02 -085 660 000 -745 014 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<2 0 <br /> 02/20/03 -085 6 53 000 -738 007 ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<l 0 -- ND<2 0 <br /> 05/07/03 -085 -- -- -- -- -- -- -- -- -- -- -- -- Monitored/Sampled Semi- <br /> Annually <br /> 08/04/03 -085 6 79 000 -764 -- -- ND<80 ND<5 0 ND<5 0 ND<5 0 ND<l 0 -- ND<2 0 <br /> 02/11/04 -085 6 14 000 -699 -- -- ND<50 052 ND<0 50 0 83 2 5 ND<2 0 <br /> 05/27/04 -085 -- -- -- -- -- -- -- -- -- -- Sampled Serm-Annually <br /> 08/30/04 -0 85 630 0 00 -7 15 -- ND<50 ND<0 5 ND<0 5 ND<0 5 ND<1 -- ND<0 5 <br /> MW-9S (Screen Interval in feet 5 0-15 0) <br /> 04/14199 -0 64 653 000 -7 17 -- -- -- -- -- -- -- <br /> 06/01/99 -064 694 000 -758 -- -- -- -- -- -- -- - <br /> 08/16/99 -064 728 000 -792 -034 -- -- -- -- -- -- -- <br /> 11/29/99 -064 727 000 -791 0 01 -- -- -- -- -- - -- - <br /> 02/28/00 -064 5 68 000 -632 159 -- -- -- -- -- -- -- <br /> 05/10/00 -0 64 658 000 -722 -090 -- -- -- -- <br /> 08/03/00 -064 7 18 000 -782 -060 -- - -- -- -- -- -- - <br /> 11/16/00 -064 6 72 000 -736 046 -- -- -- -- -- <br /> 02/05/01 -064 6 73 000 -7 37 -001 -- - -- -- <br /> 05/07/01 -064 646 000 -710 -- -- -- - <br /> 08/20/01 -064 730 000 -794 -- ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<5 0 ND<2 0 <br /> 11119101 -064 633 000 -737 -- ND<50 -- ND<0 50 ND<0 50 ND<0 50 ND<0 50 ND<5 0 ND<l 0 ' <br /> 5886 Page 23 of 27 <br />