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<br /> i
<br /> TABLE 1 (continued)
<br /> Casing Depth Groundwater LPH Concentration (pg/L)
<br /> Well Elevation to Water Elevation Thickness Ethyl-
<br /> No Date (ft ms]) (ft) (ft ms]) (ft) Benzene Toluene benzene Xylenes TPH-g
<br /> MW6 07/16/87 892 1935 -1043 000 3,100 4,300 1,200 6,600 12,000
<br /> 04/11/88 2304 -13 67 062 Not sampled-LPH
<br /> 09/13/88 25 12 -1620 000 19,000 17,000 2,300 I2,000 65,000
<br /> 11/16/88 2551 -1658 001 19,000 19,000 3,000 12,000 83,000
<br /> 02/09/89 2485 -1593 Sheen Not sampled-LPH
<br /> 05/31/89 2657 -1765 000 20,000 33,000 3,100 23,000 120,000
<br /> 08/17/89 2836 -1944 000 16,000 15,000 2,900 19,000 98,000
<br /> 12/19/89 2880 -1988 000 NS NS NS NS NS
<br /> Well dry since 03/21/90
<br /> MW7 07/16/87 835 1811 -976 000 78 35 32 678 1,000
<br /> 04/11/88 2121 -1286 000 26 <2 0 10 <40 1,200
<br /> Well dry since 07/12/88
<br /> 12/30/93 Not accessible NS NS NS NS NS
<br /> 02/17/94 Not accessible NS Ns NS NS NS
<br /> 05/10/94 Not accessible NS NS NS NS NS
<br /> MWS 04/11/88 778 2025 -1247 000 740 18,000 5,700 32,000 120,000
<br /> 09/13/88 2258 -1480 000 470 11,000 3,900 20,000 56,000
<br /> 11/16/88 2272 -1494 000 <500 9,300 3,600 16,000 63,000
<br /> 02/09/89 2228 -1450 000 650 13,000 3,900 21,000 62,500
<br /> 05/31/89 2395 -1617 000 460 8,700 3,700 24,000 66,000
<br /> 08/17/89 2549 -1771 000 620 10,000 5,500 25,000 72,000
<br /> 12/19/89 2660 -1882 000 190 2,800 1,100 5,300 21,000
<br /> 03/21/90 27 11 -1933 000 880 11,000 4,400 22,000 63,000
<br /> 05/17/90 27 87 -2009 000 520 5,500 3,900 20,000 67,000
<br /> 09/25/90 2917 -2139 000 NS NS NS NS NS
<br /> 12/19/90 2913 -2135 000 NS NS NS NS NS
<br /> 01/30/91 Dry NS NS NS NS NS
<br /> 05/02/91 2939 -2161 000 830 5,900 4,900 23,000 57,000
<br /> 07/16-17191 2990 -22 12 a 000 NS NS NS NS NS
<br /> 10/15/91 Dry NS NS NS NS NS
<br /> 01/28/92 2931 -2153 000 NS NS NS NS NS
<br /> 04/30/92 2884 -2106 a 000 NS NS NS NS NS
<br /> XCL73942Q594 0 Page 4
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