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-D SANTISTEVAN CANYON SUBSIDENCE MONITORING

Point Dale Nofthin Easlin Elevation
51 Se I. 7990 7312.92 -101217.07 7264.33 Chan a from Baseline Surve
+/-Nodhin +!-Easting +/-Elevation Chan a from Previous Survey
+/-HD +/-Elevation Change last 12 Months
+/-HD +/-Elevation
June 5 1991 7312.79 -101217.11 7262.52 0.13 0.04 -7.81 0.14 1.81
June 14, 1991 7312.66 -107270.68 7260.35 0.26 -0.39 -3.98 0.45 2.17
June 20, 1991 7312.65 -101210.55 7260.21 0.27 -0.52 -4.72 0.12 0.14
Dec. 31, 1992 7259.76 -4.57 0.45
Jan. 23 1993 7259.81 4.52 -0.05
Ju 28 1993 7312 71 -101210.42 7259.14 0.21 -0.65 -5.19 0.14 0.67
Nov.9 1993 7312.59 -101210.58 7258.93 0.33 -0.49 -5.40 0.20 0.21
Jan. 20 1994 7312.86 -101210.50 7258.75 0.06 -0.57 -5.58 0.28 0.18
Se t. 15 1994 7312.64 -101270.54 7259.72 0.28 -0.53 4.61 0.23 -0.97
Dec. 12 1994 7312.63 -101210.54 7259.65 0.29 -0.53 4.68 0.01 0.07
March 7995 7259.56 4.77 0.10
June, 1995 7259.60 4.73 -0.OS
Au .1995 7259.62 -4.71 -0.02
Nov. 7995 7259.59 4.74 0.03
Mar., 1996 7312.75 -101270.40 7259.54 0.17 -0.67 4.79 0.19 0.05
Juna 1996 7312.62 -101210.44 7259.56 0.30 -0.63 4.77 0.14 -0.02
Se t. 1996 7312.69 -101210.32 7259.53 0.23 -0.75 4.80 014 0.03
Dee. 199fi 7312.69 -101210.37 7259.50 0.23 -0.70 4.83 0.05 0.09
Mar. 7997 7372.61 -101210.39 7259.53 0.31 -0.68 4.80 0.08 0.01
Au .1997 7312.68 -101210.37 7259.56 0.24 -0.70 4.77 0.07 0.00
Se t. 1997 7312.70 -101210.41 7259.55 0.22 -0.66 4.78 0.09 -0.02 0.090 -0.02
Terminated Surve Re uiremenl
5-5 Se f. 7990 7259.06 -707005,46 7251.20
June 5, 1991 7258.8fi -107005.79 7250.62 0.20 0.]7 -0.59 0.38 0.59
June 14, 1991 7258.90 -101006.17 7249.57 0.16 0.71 -1.63 0.39 1.05
June 20 1991 7258.75 -107005.60 7247.76 0.31 0.14 -3.44 0.59 1.81
Dec. 31, 1992 7246.32 4.88 1.44
Jan. 23 1993 7246.11 -5.09 0.21
Ju 28.1993 7258.53 -101006.2fi 7245.68 0.53 0.80 -5.52 0.70 0.43
Nov. 9, 1993 7258.45 -101006.21 7245.73 0.61 0.75 -547 0.09 -0.OS
Jan. 20 7994 7158.67 -101006.37 7245.40 0.39 0.91 -5.80 0.27 0.33
Se I. 15, 1994 7158.34 -10100fi.49 7246.32 0.72 1.03 -4.88 0.35 -0.92
Dec. 12 1994 7258.28 -101006.45 7246.21 0.78 0.99 4.99 0.08 0.11
March, 1995 7246.16 -5.04 0.06
June, 1995 7246.27 4.99 -0.05 ,
Au .1995 7246.20 -5.01 0.02
Nov., 1995 7246.78 -5.02 0.07
Mar., 7996 7258.46 -101006.35 7246.14 0.60 0.89 -5.06 0.22 0.04
June, 1996 7258.29 -101006.33 7246.17 0.)7 0 87 -5.03 0.17 -0 03
Se t., 1996 7258.34 -101006.28 7246.11 0.72 0.82 -5.09 0 07 0 O6
Dec. 7996 7258.45 -101006.37 7246.09 O.fi1 0.85 -5.11 0.11 0.10
Mar. 1997 7158.45 -101006.30 7246.77 O.fi1 0.84 -5.03 0.01 0.01
Au .1997 7158.40 -101006.35 7246.12 0.66 0.89 -S.OB 0.07 0.02
Se t. 1997 7158.46 -101006.38 7246.12 O.fi0 0.92 -5.08 0.08 0.05
Jan.. 1998 7158.44 -701006.38 724fi.15 0.62 0.92 -5.05 0.02 -0.04 0,070 -0 Ofi
8-6 Se t. 1990 71fi7.Ofi -100828.12 7315.80
June 14. 1991 7166.32 -100828.44 7315.15 0.74 0.32 -0.65 0.80 0.65
June 20.1991 7166.93 -100828.68 7314.75 0.13 0.56 -1.05 0.65 0.40
Dec. 31. 1992 7309.92 -5.88 4.83
Jan. 23, 1993 7310.15 -5.65 -0.23
Jul 28,1993 7166.34 -700828.92 7310.02 0.72 0.79 -5.78 0.63 0.13
Nov. 9, 1993 7166.39 -100829.08 7309.91 0.67 0.96 -5.89 0.17 0.11
Jan. 20, 1994 7166.32 -700829.06 7309.88 0.74 0.94 -5.92 0.07 0.03
Se t. 15.1994 7166.21 -100829 21 7310.80 0.85 1.09 -5.00 0.79 -0.92
Dec. 12, 1994 7166.73 -100829.18 7310.64 0.93 1.06 -5.16 0.09 0.1fi
March, 1995 7310.67 -5.13 -0.02
June, 1995 7310.73 -5.07 -0.06
Au ., 1995 7310.62 -5.19 0.11
Nov., 1995 7370.67 -5.20 0.01
Mar., 1996 7766.37 -100828.98 7310.55 O.fi9 0.86 -5.25 0.31 0.05
June, 1996 7766.13 -100828.98 7310.57 0.93 0.86 -5.23 0.24 -0.02 0,196 0.159
Se t., 1996 7166.10 -100828.99 7310.51 0.97 0.87 -5.30 0.04 0.06
Oec. 1996 7766.23 -100828.9fi 7310.50 0.83 0.84 -5.30 0.14 0.11
Mar. 1997 7166.12 -100828.98 7310.54 0.94 0.86 -5.26 0.12 0.06
Au .7997 7166.15 -10082896 7310.51 0.91 084 -529 0.04 0.04 0.028 0.06
Se 1. 1997 7166.37 -100829.00 7310.59 O.fi9 0.88 -5.21 0.25 -0.02
Jan. 1998 7166.35 -100828.98 7310.59 0.71 0.86 -5.27 0.20 -0.09
Mar. 1998 7166.12 -100828.9fi 7310.53 0.94 O.Ba -5.27 0.25 -0.03
Jun. 1998 7166.20 -100828.98 7310.53 0.86 0.86 -5.27 0.15 0.01 0.054 -0.02

Ezhrbit 24 Page
37
Revised 8/79/98
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