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TABLE 1 (continued)
<br /> Casing Depth Groundwater LPH Concentration Gµg/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 /> RW1 05/11/95 9 05 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 -13 65 000 590 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 23 81 -1476 1100 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 /> 05/08/97 770 1976 -1206 000 430 2,000 860 2,300 18,000 620
<br /> 08/26/97 2051 -12 81 000 600 2,600 1,200 3,400 21,000 380
<br /> 11/11/97 21 11 -1341 000 410 1,500 750 1,800 13,000 520
<br /> 11/11/97 <25*
<br /> 03/03/98 15 51 -7 81 000 320 1,300 660 1,700 11,000 420
<br /> 03/03/98 <33*
<br /> 05/20/98 1530 -7 60 000 310 1,500 670 1,800 13,000 760
<br /> 05/20/98 <33*
<br /> 08/19/98 1675 -9 05 000 340 1,200 630 1,700 18,000 1,100
<br /> 08/19/98 <40*
<br /> 11/18/98 1721 -951 000 250 840 520 1,100 8,200 90
<br /> 03/30/99 15 31 -7 61 0 00 197 678 432 967 8,150 <20
<br /> 05/05/99 15 66 -796 0 00 234 833 499 1,270 8,680 584
<br /> 08/20/99 1731 -9 61 0 00 234 415 409 728 6,450 315
<br /> RW2 05/22/90 8 13 2940 -2127 000 2,000 6,100 1,800 10,000 51,000 --
<br /> 09/25/90 3079 -22 66 000 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 /> 07/16-17/91 3195 -23 82 0 00 600 1,900 730 3,900 21,000 --
<br /> 10/15/91 32 53 -2440 0 00 510 2,700 720 3,300 22,000 --
<br /> 01(29!92 3076 -2263 000 260 1,200 590 2,500 17,000 --
<br /> 04/30/92 Not accessible -- -- -- -- --
<br /> 73942 Q899 Tl`CCS Page 21
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