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 $7-C ZAMORA CANYON SUBSIDENCE MONITORING
Survey Chan a from Baseline Surve Chan a from Previous Surve Chan a last 12 Months
Point Date Northing Easting Elevation +/-HD +/-Elevation +/-HD +/-Elevation +/-HD +/-Elevation
#36 Feb 1994 8803.67 -98682.79 7451.16 Void? Void?
A ri11994 8804.64 -98684.90 7432.70 2.32 2.32
Au .1994 8804.64 -98684.90 7432.fi5 2.32 0.05 0.00 0.05
Dec. 1994 8805.99 -98686.06 7432.24 4.01 0.41 Void? 0.41
March, 1995
36A Dec. 1994 8803.63 58687.91 7428.01 Void? Void?
March, 1995 7446.69
June, 1995 7446.66 0.03 0.03 Adjacent Panel Mined
Se t., 1995 7446.71 -0.02 -0.05 July 95
Nov., 1995 7446.67 0.02 0.03
Mar., 1996 8803.58 -96687.75 7446.69 0.17 0.00 0.17 -0.02
June, 1996 8803.59 -98687.67 7446.69 0.17 0.00 0.06 0.00
Se t., 1996 8803.55 -98687.82 7446.fi9 0.12 0.00 0.04 0.00
Dec., 7996 8803.59 -98687.76 7446.69 0.1fi 0.00 0.07 0.00 0.01 -0.02
Mar., 1997 8803.59 -98687.75 7446.68 0.01 -0.02 0.01 0.01
Au ., 1997 8803.60 -98687.76 7446.67 0.02 -0.01 0.01 0.01
Sept., 1997 8803.60 -98687.74 7446.66 0.02 -0.02 0.02 -0.01 0.02 0.01
X37 Feb 7994 8868.68 -98652.76 7450.71 Void? Void?
A ril 1994 8869.38 -98651.37 7432.71 1.56 1.56
Au .1994 8869.38 -98657.37 7432.27 1.56 0.44 0.00 0.44
Dec. 1994 8870.01 -98657.63 7431.77 5,05 7.16 Void? 1.16
March, 1995 7449.80 Void? Void?
37A Dec. 1994 8870.78 -9865fi.45 7427.43 Vaid? Void?
March, 7995 7446.07 Adjacent Panel Mined
June, 1995 7446.04 0.03 0.03 July 95
Se t., 1995 7446.07 0.00 -0.03
Nov., 1995 7446.03 0.04 0.04
Mar., 1996 8870.93 -98656.23 7446.06 026 0.01 0.26 -0.03
June. 1996 8870.92 -98656.27 7446.06 0.23 0.01 0.03 0.00
Se t.. 1996 8870.91 -98656.27 744604 0.22 O.D3 0.02 0.02
Dec., 1996 6870.93 -98656.27 7446.05 0.28 0.02 0.07 -0.07 0.03 -D.02
Mar.. 1997 8870.93 -96656.23 7446.04 0.00 0.00 0 02 0.01
Au .1997 8870.94 -98656.24 7446.04 0.01 0.00 0.01 0.00
Sep7., 7997 6870.% -98656.24 7446.04 0.03 0.00 0.02 0.00 0.05 0.01
#38 Feb 1994 8913.fi7 -98633.39 7444.42 Voids Void?
A ri11994 8974.28 -98632.28 7429.43 1 27 7.27
Au .1994 8914.26 -98632.28 7429.05 1.27 0.38 0.00 0.38
Dec. 1994 8914.49 -90639.60 7428.04 Void? 1.01 Void? 1.07
March, 1995 7446.67 Void? Void?
38A Dec. 1994 8976.34 -98636.80 7424.61 Void? Void?
March, 1995 7443.30
June, 1995 7443.27 0.03 0.03 No Mining in Area
Se t., 1995 7443 30 0.00 -0.02
Nov., 1995 7443.27 0.03 0.02
Mar., 1996 8916.37 -98636.72 7443.30 0.09 0.00 0.09 -0.03
June. 1996 8916.36 -98636.74 7443.30 0.06 0.00 0.02 0.00
Se t., 1996 6916.38 -98636.75 7443.28 0.07 0.02 0.01 0.02
Dec.. 199fi 891fi.36 -98636.70 7443.29 0.10 0.01 0.05 -0.01 0.02 -0.02
Mar., 1997 8916.37 -98636.69 7443.27 0.03 0.00 0.02 0.02
Au ., 1997 8916.38 58636.69 7443,28 0.03 -0.01 0.01 -0.01
Sept.. 1997 8976.40 -98636.77 7443.28 0.03 -0.01 0.03 0.00 0.05 0.01
#39 Feb 1994 8956.61 -98613.31 7447.27 Void? Void?
A ril 1994 B%9.24 -98614.47 7428.76 1.32 1.32
Au .1994 6959.24 -98614.47 7428.23 7.32 0.53 0.00 0.53
Dec. 1994 8956.75 -98613.04 7429.25 1.88 -1.02 2.87 -1.02
March, 1995
39A Dec. 1994 8959.21 •98615.98 7424.64 Voids Void?
March, 1995 7443.34
June, 1995 7443.31 0.03 0.03 No Mining in Area
Se 7.1995 7443.33 0.07 -0.01
Nov., 1995 7443.31 0.03 0.07
Mar., 1996 6959.51 -98615.88 7443.33 0.32 0.01 0.32 -0 02
June. 19% 8959.51 -98615.93 7443.31 0.37 0.03 0.05 0.02
Se t.. 1996 8959.51 -98615.92 7443.26 0.31 0.06 0.01 0.04
Dec.. 1996 8959.51 -98615.92 7443.28 0.31 0.06 0.00 -0.01 0.04 0.03
Mar., 7997 8959.52 -98615.91 7443.25 0.03 0.06 0.02 0.03
Au „ 1997 8959.51 -96615.90 7443.25 0.02 0.06 0.01 0.00
Sept.. 1997 8959.54 -98615.88 7443.25 0.03 0.06 0.04 0.00 0.05 0.03
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Exhibi124 Page 33 Revised 8/21/98