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<br /> Well I D MW-1
<br /> Screened Interval 41-51' Top of Casing Elevation 14 36'
<br /> Diesel Gasoline Benzene Toluene Ethyl Xylene MTBE Depth to Water Change in
<br /> Benzene Water Elevation Elevation
<br /> Units I Date I Ppb ppb ppb ppb ppb ppb ppb feet feet feet
<br /> 1012191 NA NA NA NA NA NA NA 4125 -2566 NA
<br /> 1110192 ND<10 150,000 30,000 34,000 2,300 11,000 NA 3950 -2391 175
<br /> 4123192 ND<10 140,000 42,000 51,000 2,400 11,000 NA 3735 -2176 2 15
<br /> 7131192 ND<10 160,000 32,000 33,000 1,800 9,500 NA 4106 -2547 3 71
<br /> 10/29/92 NA 81,000 29,000 26,000 1,500 10,000 NA 4260 -2701 -154
<br /> 213193 NA 110,000 27,000 33,000 2,100 11,000 NA 3844 -2285 4 16
<br /> 4115/93 NA 110,000 29,000 35,000 2,500 12,000 NA NA NA NA
<br /> 4/16/93 NA NA NA NA NA NA NA 3452 -1893 392
<br /> 7119193 NA 140,000 38,000 46,000 3,200 11,000 NA 39 10 -2351 -458
<br /> 10/27/93 NA 64,000 19,000 23,000 1,500 8,000 NA 3986 -2427 -076
<br /> 1/10/94 NA 160,000 38,000 43,000 2,700 18,000 NA 3836 2277 150
<br /> 4114/94 NA 110,000 26,000 25,000 1,900 8,800 NA 3757 -2198 0 79
<br /> 7/14/94 NA 110,000 31,000 31,000 2,300 9,600 NA 3935 -23 76 178
<br /> 10/12/94 NA 170,000 29,000 29,000 1,600 8,500 NA 4068 -2509 -133
<br /> 1130/95 NA 110,000 25,000 26,000 1,700 9,300 NA 3774 22 15 294
<br /> 4/27/95 NA 78,000 26,000 22,000 1,900 9,000 NA 3325 1766 449
<br /> 7131195 NA 88,000 22,000 22,000 1,300 7,000 NA 3530 -1971 -205
<br /> 10/18/95 NA 120,000 20,000 21,000 1,500 7,000 NA 3770 -22 11 2 40
<br /> 3/26/96 NA NA NA NA NA NA NA 3143 -1584 627
<br /> 5114196 NA 96,000 20,000 21,000 1,600 7,900 NA 3182 -1623 -039
<br /> 811196 NA NA NA NA NA NA NA 3342 1783 -160
<br /> 11/19/96 NA 84,000 20,000 21,000 1,900 8,200 ND<500 3424 1865 -082
<br /> 2113197 NA NA NA NA NA NA NA 2884 -1325 540
<br /> 5/27/97 NA 85,000 21,000 23,000 1,700 7,100 ND<500 29 11 -1352 -027
<br /> 9/3197 NA NA NA NA NA NA NA 32 21 -1662 -3 10
<br /> 11113/97 NA 94,000 22,000 19,000 2,700 12,000 ND<100 3216 -1657 005
<br /> 215/98 NA NA NA NA NA NA NA 2875 13 16 341
<br /> 5111/98 NA 72,000 22,000 16,000 2,200 8,500 NA 2231 -672 644
<br /> 9/9198 NA NA NA NA NA NA NA 2575 -1016 -344
<br /> 11/23/98 NA 73,000 21,000 13,000 1,900 6,600 NA 2621 -1062 046
<br /> 2/25199 NA NA NA NA NA NA NA 2475 -9 16 146
<br /> 6/15/99 ND<50 72,000 21,000 10,000 1,900 5,500 NA 2489 9 30 -014
<br /> 10/7/99 ND<50 112,000 20,900 11,500 2,220 6,730 ND<250 2921 -1485 -432
<br /> 1121/00 ND<50 96,600 18,400 13,000 2,050 6,560 NA 2880 1444 041
<br /> 4126/00 NA NA NA NA NA NA NA 2586 -1160 294
<br /> 7/20100 NA 121,000 21,000 15,000 1,980 5,870 NA 2703 -1267 -117
<br /> NA=Not sampled, not applicable
<br /> ND-Non Detectable Well Elevations Surveyed 9199
<br /> Elevations Prior to 9/99 are an artificial datum
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