Laserfiche WebLink
L <br /> Table 2 <br /> HISTORIC FLUID LEVELS AND SELECTED ANALYTICAL RESULTS <br /> February 1990 Through June 2005 <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 in 8260B benzene Xylenes 8021B 8260E <br /> Elevation Elevation <br /> (feet) (feet) (feet) (feet) (feet) (µg/1) 4g/1) (µg/1) (ug/1) (Pg/1) (14g/1) (µg/l) (Pgll) <br /> VW-4 eontmued <br /> 09/24/03 1176 3445 000 -2269 -237 -- ND<50 ND<O 50 061 ND<O 50 ND<1 0 - 2 9 <br /> 12/30/03 11 76 33 95 000 -22 19 050 -- ND<50 ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- 6 0 <br /> 03/09/04 11 76 3302 000 -21 26 093 -- 870 073 ND<O 50 9 0 180 -- 4 3 <br /> 06/16/04 11 76 3366 000 -2190 -0 64 -- 930 ND<O 50 ND<O 50 9 1 86 - 3 2 <br /> 09/20/04 1176 -- -- -- -_ <br /> 12/30/04 11 76 -- -- -- -- -- -- -- -- -- -- -- -- Dry well <br /> 03/24/05 11 76 3458 000 -2282 -- 470 -- ND<O 50 ND<O 50 7 3 31 -- 0 88 <br /> 06/28/05 1176 33 05 000 -2129 1 53 ND<50 -- ND<O 50 ND<O 50 ND<O 50 ND<1 0 -- ND<O 50 <br /> VW-7 (Screen Interval in feet 55 0-60 0) <br /> 08/21/99 -- 2857 -- - -- 37000 -- 2500 6100 610 7000 ND<250 510 <br /> 10/25/99 -- 2954 -- -- -- 33000 -- 2900 6800 680 7800 ND<500 4 7 <br /> 01/27/00 -- 2902 -- - -- 23000 -- 2000 5600 860 9900 120 75 <br /> 06/26/00 -- 2627 -- -- 28700 1560 3800 ND<50 0 8310 ND<500 41 4 <br /> 09/22/00 11 67 2843 000 -1676 -- 8500 610 2200 12 4900 300 35 <br /> 12/26/00 11 67 28 34 000 -1667 009 37900 -- 1420 3330 328 10000 ND<500 ND<100 <br /> 03/07/01 11 67 28 03 000 -1636 031 34400 -- 853 2750 394 8900 ND<500 ND<40 <br /> 06/26/01 1167 2908 000 -1741 -105 31000 -- 660 2100 150 7900 ND<500 ND<50 <br /> 09/12/01 1167 3094 000 -1927 -1 86 34000 870 1800 780 7900 ND<1000 ND<50 <br /> 12/12/01 11 67 3121 000 -1954 -027 29000 -- 710 1000 200 5100 ND<500 ND<33 <br /> 03/20/02 11 67 3007 000 -1840 1 14 26000 -- 590 930 640 4700 ND<500 ND<40 <br /> 06/06/02 11 67 3047 000 -1880 -040 -- 2100 22 62 61 450 -- ND<2 0 <br /> 09/30/02 11 67 3286 000 -21 19 -239 -- 30000 380 760 570 3800 -- ND<100 <br /> 12/30/02 11 67 3260 000 -2093 026 -- 24000 170 350 550 3100 -- ND<100 <br /> 03/29/03 11 67 31 25 0 00 -1958 135 -- 18000 160 240 470 2600 - ND<400 <br /> I <br /> 6981 Page 36 of 37 <br />