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TABLE i (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 /> RW2 08/08/96 8 13 2228 -14 15 000 160 360 470 1,100 7,800 <50
<br /> 11/04/96 2268 -1455 000 230 180 460 980 10,000 290
<br /> 02/03/97 1822 -1009 000 170 120 270 640 6,100 240
<br /> 05/08/97 676 1775 -1099 000 160 130 330 540 7,400 260
<br /> 08/26/97 1953 -1277 000 190 170 320 450 7,000 1 l 0
<br /> 11/11/97 2007 -1331 0.00 200 170 370 610 7,200 350
<br /> RW3 05/22/90 8 89 3095 -2206 000 16,000 41,000 5,500 31,000 160,000 --
<br /> 12/19/90 3302 -2368 061 Not sampled-LPH
<br /> 01/30/91 3373 -24 12 098 Not sampled-LPH
<br /> 05/02/91 3275 -2347 0 54 Not sampled-LPH
<br /> 07/16-17/91 3372 -2449 047 Not sampled-LPH
<br /> 10/15/91 35 27 -2558 1 10 Not sampled-LPH
<br /> 01/28/92 3269 -2370 0 14 Not sampled-LPH
<br /> 04/30/92 3227 -2334 006 Not sampled-LPH
<br /> 08/13/92 3467 -2550 039 Not sampled-LPH
<br /> 10/08/92 35 36 -2606 056 Not sampled-LPH
<br /> 02/23/93 31 34 -2245 000 4,100 4,300 1,600 8,300 47,000
<br /> 05/18/93 3002 -21 13 000 19,000 22,000 3,100 17,000 90,000 --
<br /> 08/22/93 3060 -21 71 000 18,000 22,000 2,800 16,000 110,000 --
<br /> 12/30/93 2963 -2074 000 18,000 22,000 2,900 15,000 96,000 --
<br /> 02/17/94 2927 -2038 000 9,600 14,000 2,200 9,600 70,000 --
<br /> 05/10/94 28 81 -1992 000 10,000 16,000 2,200 10,000 76,000 --
<br /> 08/02/94 3035 -2146 000 -- -- -- -- --
<br /> 11/01/94 3059 -21 70 000 11,000 16,000 2,800 14,000 92,000 --
<br /> 02/17/95 2808 -1919 000 9,800 12,000 2,600 11,000 79,000 --
<br /> 05/11/95 2537 -1648 000 7,600 10,000 2,700 12,000 90,000 --
<br /> 08/24/95 2672 -17 83 000 9,600 15,000 4,600 20,000 100,000 --
<br /> XLS73942Q1197 TI 2 1'igo 20
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