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TABLE 1 (continued)
<br /> Casing Depth Groundwater LPH Concentration(µg/L)
<br /> Well Elevation to Water Elevation Thickness Ethyl-
<br /> No Date (ft ms]) (ft) (ft msl) (ft) Benzene Toluene benzene Xylenes TPH-g MTBE
<br /> MW9 05/08/97 6 57 1725 -1068 000 310 <5 0 39 57 2,600 250
<br /> 08/26/97 1905 -1248 000 64 <2 0 <2 0 <2 0 1,100 150
<br /> 11/11/97 1947 -1290 000 31 <1 2 <1 2 <1 2 750 c 170
<br /> 11/11/97 180*
<br /> 03/03/98 13 81 -724 000 22 <0 5 1 5 2 0 540 60
<br /> 03/03/98 68*
<br /> 05/20/98 13 86 -729 000 3 5 <0 5 <0 5 <0 5 220e 22
<br /> 05/20/98 20*
<br /> MW l0 04/11/88 861 23 18 -14 57 000 640 130 170 140 3,100 --
<br /> 09/13/88 25 85 -1724 000 4,800 130 340 240 7,700 --
<br /> 1 1/16/88 2608 -1747 000 5,800 290 700 340 9,400 --
<br /> 02/09/89 25 70 -1709 000 7,500 450 220 320 8,800 --
<br /> 05/31/89 2744 -18 83 000 11,000 320 1,600 800 24,000 --
<br /> 08/17/89 2945 -20 84 000 12,000 2,100 3,100 2,500 35,000 --
<br /> 03/21/90 Not accessible -- -- -- -- --
<br /> 05/17/90 Not accessible -- -- -- -- -- --
<br /> 06/27/90 32 52 -23 91 000 9,700 4,800 2,400 5,300 51,000 --
<br /> 09/25/90 33 95 -25 34 000 13,000 9,900 2,700 8,900 71,000 --
<br /> 12/19/90 33 79 -25 18 000 16,000 16,000 3,300 11,000 81,000 --
<br /> 01/30/91 3424 -25 63 000 18,000 15,000 2,600 9,900 62,000 --
<br /> 05/02/91 3424 -25 63 000 6,900 5,700 2,100 5,900 27,000 --
<br /> 07/16-17191 35 13 -26 52 a 000 - -- -- -- - --
<br /> 10/15/91 Dry
<br /> 01/28/92 33 86 -2525 000 -- -- -- -- -- --
<br /> 04/30/92 33 52 -2491 000 -- -- -- -- --
<br /> 08/13/92 35 00 -2639 000 -- -- - -- -- --
<br /> 10/08/92 Dry -- -- -- -- -- --
<br /> 02/23/93 32 85 -2424 000 1,100 17,000 3,300 15,000 91,000 --
<br /> 05/18/93 31 32 -2271 000 6,200 9,200 1,400 5,300 44,000 --
<br /> X"73942 Qi78 ri i Pabt 12
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