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TABLE 27-C ZAMORA CANYON SUBSIDENCE MONITORING
<br />•
<br />C
<br />C~
<br />Survey Chan a Irom Baseline Surve Chan a from P revious Surve Chan a last 12 Months
<br />Point Date Northing Easting Elevation +/.HD +/-Elevation +/-HD +/-Elevation +/.HD +/.Elevation
<br />#7 Feb 1994 7592.93 -99248.49 7335.64 Void? Void? Adj. Panel Mined
<br /> A ri11994 7592.39 -99248,38 7326.96 0.55 0.55 Mar. 94
<br /> Au .1994 7592.39 -99248,36 7326.44 0.55 0.52 0.00 0.52
<br /> Dec. 1994 7592.35 -99248.51 7327.10 OS8 -0.14 0.14 -0.66 (Gate Entry)
<br /> March, 1995 7345.94 Void? 0.00 Void?
<br />7A Dec. 7994 7592.13 -99249.31 7323.40 Void? 0.82 Void?
<br /> March, }995 7342.21
<br /> June, 1995 7342.19 O.D2 0.02 Adj. Panel Mined
<br /> Se 1., 1995 7341.64 0.57 0.55 July 95
<br /> Nov., 1995 7341.54 0.68 0.11
<br /> Mar., 1996 7591.41 -99251.08 7341.56 1 91 0.65 1.97 -0.03
<br /> June, 1996 7591.44 -99251,20 7341.55 2.01 0.66 0.13 0.01 2.01 0.64
<br /> Se 7., 1996 7591.41 -99251,28 7341.53 2.10 O.fi9 0.09 0.03
<br /> Dec., 1996 7591.32 -99250,95 7347.49 1.84 0.73 0.34 0.04
<br /> Mar. 1997 7591.40 -99251,74 7341.49 197 0.72 0.20 -0.O7
<br /> Au ., 1997 7591.40 -99251,15 7341.50 198 0.71 0.01 -0.01 0.13 0.05
<br /> Se t., 7997 7591.39 -99257,14 7341.51 1.98 0.70 0.01 -0.01
<br /> Jan., 1998 7591.39 -99251,76 7341.49 2.00 0.72 0.02 0.02
<br /> Mar. 1996 7591.39 -99251,13 7341.49 197 0.70 0.03 0.00
<br /> Jun., 1998 7591.39 -99257,13 7341.49 1.97 0.15 0.00 0.00 0.01 0.01
<br />
<br />#8 Feb 1994 7647.15 59221.62 7342.86 Void? Vaid7 Adj. Panel Mined
<br /> A ri11994 7647.03 -99221.30 7334.00 0.34 0.34 Mar. 94
<br /> Au .1994 7647.03 -99221.30 732910 0.34 4.90 0.00 4.90
<br /> Dec. 1994 (Gate Entry)
<br /> March, 1995 7352.93 Void? Void?
<br />#eA March 1995 7348.89 Void? Void?
<br /> June, 1995 7346.86 0.03 0.03
<br /> Se t., 1895 7348.22 0.67 0.64 Adj. Panel Mined
<br /> Nov., 1995 7348.11 0.78 0.11 July 95
<br /> Mar., 1996 7646.76 59222,59 7348.14 0.75 0.00 -0.04
<br /> June. 1996 7646.79 -99222.72 7348.14 0.14 0.75 0.14 0.01 0.74 0.72
<br /> Se l., 1996 7646.77 -99222.79 7348.11 0.20 0.78 0.07 0.03
<br /> Dec., 19% 7646.68 -99222.47 7348.06 0.75 0,83 0.33 004
<br /> Mar., 1997 7646.73 -99222.64 7348.06 0.06 0.83 0.18 0.00
<br /> Au ., 1997 764fi.75 -99222.63 7348 07 0.05 0.82 0.02 -0.01 0.16 0.07
<br /> Se ., 1997 7646.73 -99222.64 7346.06 0.06 0.81 0.02 -0.01
<br /> Jan., 1996 7646.76 -99222.64 7346.06 0.06 0.63 0.03 0.02
<br /> Mar. 1998 7646.73 -99222.65 7348.07 0 07 0.79 0.03 -0.01
<br /> Jun., 1998 7646.73 -99222.64 7348.06 0.06 0.15 0.07 0.01 0.00 0.01
<br />
<br />#9 Feb 1994 7665.05 -99184,73 7344.51 Void? Void? Adj. Panel Mined
<br /> A ri11994 7684.76 -99184,59 7335.19 0.32 Void? 0.32 Void? Mar. 94
<br /> Au 1994 7684.76 -99184,59 7334.72 0.32 0.00
<br /> Dec. 7994 7684.47 -99184,85 7335.43 059 -0.77 0.39 -077 (Gate Entry)
<br /> March. 1995 735425 Void? Void?
<br />9A Dec. 1994 7685.57 -99184,01 7331.71 Void? Vaid?
<br /> March, 1995 7350.51 -18.80
<br /> June, 1995 7350.48 0.03 0.03 Adj. Panel Mined
<br /> Se t., 7995 7349.77 0.74 0.71 July 95
<br /> Nov., 1995 7349.fi6 0.85 0.71
<br /> Mar., 1996 7684.94 -99165.65 734969 1.76 0.82 1.76 -0.03
<br /> June, 1996 7664.96 -99185,77 734968 1.86 0.83 0.12 0.01 1.86 0.80
<br /> Se t., 1996 7684.93 -99185.85 7349.66 1.94 0.85 0.08 0.02
<br /> Dec., 1996 7684.86 -99185.51 7349.61 1.65 0.90 0.34 0.05
<br /> Mar., 7997 7684.91 -9918566 7349.64 1.78 0.87 0.1fi -0.03
<br /> Au ., 1997 7684.90 -99185,62 7349.64 1.7a 087 0.04 0.00 0.23 0.03
<br /> Se t., 1997 7684.91 -99185.59 735264 1.71 -2.13 0.03 -3.00
<br /> Dec.. 1997 7684.90 -99705.64 7349.63 1.76 0.88 0.05 3.01
<br /> Mar. 1998 7664.91 -99185.62 735094 1.74 -0.43 0.02 -1.31
<br /> Jun.. 1998 7684.89 -99185,64 7349 BB 1.77 0.63 0.03 1 O6 0.05 -0.24
<br />
<br />Exhibit 24
<br />Page 24
<br />Revised 8/21/98
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