PERMFILE104556

• Permit No: C1981013
• IBM Index Class Name: Permit File
• Doc Date: 8/24/1998
• Section_Exhibit Name: EXHIBIT 24 SUBSIDENCE MONITORING DATA PART 1
• Media Type: D
• Archive: No

TABLE 27-A NW 3 WEST END SUBSIDENCE POINTS
Change from Baseline Survey Change from Last Surve Change Last 12 Months
POINT DATE NORTHING FASTING ELEVATION +/-Northing +/-Easling +/-Elevation +l-Hoa Dist +/-Elevation +/-Hoa Disl +/.Elevation
W-17 June, 7995 8944.091 -100479.604 7636.82
Se t., 1995 7636.80
Nov., 1995 7636.81
Mar., 1996 8943.906 -100479.549 7636.80 0.185 -0.055 0.024 0.793 -0.024
June, 1996 8943.666 -100479.300 7636.80 0.425 -0.304 0.029 0.346 -0.005
Se t.. 1996 8943.685 -100479.300 7636.80 0.406 -0.304 0.024 0.019 0.005
Dec., 1996 8943.756 -100479.380 7636.80 0.335 -0.224 0.024 0.107 0.000
Mar., 1997 8943.640 -100479.296 7636.86 0.451 -0.308 -0.036 0.000 0.060
Au ., 1997 8943.687 -100479.355 7636.88 0.404 -0.249 -0.056 0.000 0.020
Se t., 1997 8943.665 -100479.504 7636.88 0.426 -0.100 -0.056 0.245 0.000 0.205 -0.08
Terminated Survey Requ irement
W18 June, 1995 8966.196 -100522.731 7625.86
Se t., 1995 7625.86
Nov., 1995 7625.86
Mar., 1996 8966.134 -100522.829 7625.86 0.062 0.098 0.002 0.116 -0.002
June, 199fi 8965.605 -100522.440 7625.86 0.391 -0.291 0.002 0.509 0.000
Se t., 1996 8965.789 -100522.460 7625.86 0.407 -0.271 0.002 0.026 0.000
Oec.. 1996 8965.907 -100522.550 7625.86 0.289 -0.181 0.002 0.148 0.000
Mar., 1997 8965.756 -100522.406 7625.86 0.438 -0.325 0.002 0.000 0.000
Au .. 1997 8965.743 -100522.567 7625.86 0.453 -0.164 0.002 0.000 0.000
Sept.. 1997 8965.715 -100522.623 7625.86 0.481 -0.108 0.002 O.g67 0.000 0.179 0.00
Terminatetl Survey Requi tement
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Exhibit 24 Page l~ 8/19/98