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• i i
<br /> TABLE 1 (continued)
<br /> Casing Depth Groundwater LPH Concentration(pg/L)
<br /> Well Elevation to Water Elevation Thickness Ethyl-
<br /> No Date
<br /> (ft msl) _ (ft) (ft ms]) (ft) Benzene Toluene benzene Xylenes TPH-g TBE M
<br /> RWl 08/24/95 9 05 2641 -1736 000 820 4,000 1,500 4,600 24,000 --
<br /> 10/19/95 2685 -1780 000 680 3,100 1,200 3,600 25,000 <250
<br /> 02/13/96 2270 -1365 000 590 2,900 920 2,700 21,000 --
<br /> 04/18/96 2229 -1324 000 510 2,500 980 2,700 23,000 <100
<br /> 08/08/96 23 44 -1439 000 600 3,200 1,200 3,500 20,000 <250
<br /> 11/04/96 23 81 -1476 000 710 2,600 1,200 3,200 23,000 900
<br /> 02/03/97 19 63 -1058 000 390 1,900 680 2,000 16,000 440
<br /> 05/08/97 770 1976 -1206 000 430 2,000 860 2,300 18,000 620
<br /> 08/26/97 2051 -1281 000 600 2,600 1,200 3,400 21,000 380
<br /> RW2 05/22/90 813 2940 -2127 000 2,000 6,100 1,800 10,000 51,000 --
<br /> 09/25/90 3079 -2266 000 1,000 5,200 1,600 8,600 33,000 --
<br /> 12/19/90 3062 -2249 000 940 3,500 860 5,200 16,000 --
<br /> 01/30/91 3108 -2295 000 580 2,300 580 3,600 13,000 --
<br /> 05/02/91 3097 -22 84 000 1,600 3,400 1,600 7,900 32,000 --
<br /> 07/16-17191 3195 -23 82 000 600 1,900 730 3,900 21,000 --
<br /> 10/15/91 3253 -2440 000 510 2,700 720 3,300 22,000 --
<br /> 01/28/92 3076 -2263 000 260 1,200 590 2,500 17,000 --
<br /> 04/30/92 Not accessible -- -- -- --
<br /> 08/13/92 3247 -2434 000 130 630 280 1,100 8,500 --
<br /> 10/08/92 3303 -2490 000 130 630 250 1,400 11,000 --
<br /> 02/23/93 2971 -2158 000 130 580 1,000 2,000 9,700 --
<br /> 05/18/93 2830 -2017 000 420 1,400 750 2,400 16,000 --
<br /> 08/22/93 2857 -2044 000 330 1,100 620 1,900 15,000 --
<br /> 12/30/93 27 88 -1975 000 620 870 690 2,600 26,000 --
<br /> 02/17/94 2749 -1936 000 170 140 150 540 5,600 --
<br /> 05/10/94 2717 -1904 000 230 750 410 1,100 10,000 --
<br /> XLS73942Q897 TI i Page 19
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