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IM
<br /> TABLE 1 (continued)
<br /> Casing Depth Groundwater LPH Concentration(pg/L)
<br /> Well Elevation to Water Elevation Thickness Ethyl-
<br /> No Date (ft ms1) (ft) (ft msl) (ft) Benzene Toluene benzene Xylenes TPH-g MTBE
<br /> V3 11/11/97 763 22 62 -1499 000 140 1,600 3,000 13,000 48,000 690
<br /> 03/03/98 1693 -930 000 120 2,300 4,000 18,000 82,000 <250
<br /> 03/03/98 <200*
<br /> 05/20/98 18 64 -1101 000 88 1,200 2,900 14,000 44,000 730
<br /> 05/20/98 <100*
<br /> 08/19/98 1741 -9 78 000 <25 410 970 4,200 13,000 <125
<br /> 08/19/98 <67*
<br /> 11/18/98 17 11 -948 000 <25 680 1,800 7,000 20,000 <125
<br /> 03/30/99 1595 -832 000 <25 781 2,180 8,630 37,500 <100
<br /> 05/05/99 1595 -832 000 <10 389 1,040 4,500 14,400 774
<br /> 08/20/99 -- -- -- -- -- -- -- --
<br /> 12/06/99 -- -- -- -- -- -- --
<br /> 02/29/00 -- -- -- - - -- -- -- --
<br /> V4 05/02/91 938 32 10 -2268 005 31,000 58,000 5,700 29,000 200,000 --
<br /> 07/16-17/91 3306 -23 65 004 Not sampled-LPH
<br /> 10/15/91 3374 -2434 003 Not sampled-LPH
<br /> 01/28/92 3192 -22 54 Sheen 23,000 63,000 5,300 27,000 220,000 --
<br /> 04/30/92 3148 -2209 001 Not sampled-LPH
<br /> 08/13/92 33 60 -24 17 007 Not sampled-LPH
<br /> 10/08/92 3420 -2473 0 12 Not sampled-LPH
<br /> 02/23/93 3085 -2147 000 15,000 35,000 4,300 23,000 150,000 --
<br /> 05/18/93 2935 -1997 000 13,000 47,000 5,900 28,000 240,000 --
<br /> 08/22/93 2960 -2022 000 9,400 42,000 3,900 21,000 150,000 --
<br /> 12/30/93 2926 -1988 000 10,000 36,000 4,800 26,000 150,000 --
<br /> 02/17/94 2889 -1951 000 -- -- -- -- -- --
<br /> 05/10/94 2854 -19 16 002 Not sampled-LPH
<br /> 08/02/94 2993 -2055 002 Not sampled-LPH
<br /> 11/01/94 3034 -2096 000 -- -- -- -- -- --
<br /> 02/17/95 2782 -1844 000 -- -- -- -- -- --
<br /> 05111195 25 12 -1574 Sheen -- -- -- -- -- --
<br /> 08/24/95 -- -- -- -- -- --
<br /> 73942 Q200 T1 XLS Page 31
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