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<br /> TABLE 1 (continued)
<br /> Casing Depth Groundwater LPH Concentration (pg/L)
<br /> Well Elevation to Water Elevation Thickness Ethyl-
<br /> No Date (ft msl) (ft) (ft msl) (ft) Benzene Toluene benzene Xylenes TPH-g MTBE
<br /> RW I 02/17/94 905 2897 -1992 000 1,000 4,000 1,100 3,600 26,000 --
<br /> 05/10/94 2853 -1948 000 1,200 5,300 1,400 5,000 34,000 --
<br /> 08/02/94 2995 -2090 000 1,300 4,700 1,400 4,800 28,000 --
<br /> 11101/94 3034 -21 29 000 1,100 4,600 I,300 4,600 28,000 --
<br /> 02/17/95 2782 -1877 000 820 3,600 1,200 3,900 24,000 --
<br /> 05/11/95 25 13 -1608 000 780 4,000 1,300 4,300 32,000 --
<br /> 08/24/95 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 2344 -1439 000 600 3,200 1,200 3,500 20,000 <250
<br /> 11/04/96 2381 -1476 000 710 2,600 1,200 3,200 23,000 900
<br /> 02/03/97 1963 -1058 000 390 1,900 680 2,000 16,000 440
<br /> RW2 05/22/90 8 13 2940 -21 27 000 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 3109 -2295 000 580 2,300 580 3,600 13,000 --
<br /> 05/02/91 3097 -2284 000 1,600 3,400 1,600 7,900 32,000 --
<br /> 07/16-17191 3195 -2382 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 /> 08/13192 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 -20 17 000 420 1,400 750 2,400 16,000 --
<br /> XLS73942Q297T1 I Page 17
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