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

CJ

TABLE 27-D SANTISTEVAN CANYON SUBSIDENCE MONITORING
Chan a from Baseline Survey Chan a Irom Previous Surve Change 1as112 Months
Point Dale Nonhln Easlin Elevation +1-NOrthin +1-Eastin +!-Elevalio +/-HD +1-Elevation +I-HD +!-Elevation
S-7 Se 1,1990 7080.58 -100656.78 7388.13
June 14, 7991 7080.35 -10065fi.95 7388.02 0.23 0.17 •0.11 0.29 0.11
June 20 1991 7080.33 -100657.02 7388.10 0.25 0.24 -0.03 0.07 -0.08
Dec. 31, 1992 7384.16 -3.97 3.94
Jan. 23 1993 7383.88 4.25 0.28
Jul 28,1993 7079.58 -100657.24 7382.75 1.01 0.46 -5.38 0.79 1.13
Nov. 9, 1993 7079.82 -100657.51 7382.56 0.76 0.73 -5.57 0.36 0.19
Jan. 20 1994 7079.66 -100657.53 7382.62 0.92 0.75 -5.51 0.16 -0.06
Se 1, 15 1994 7079.58 -100657.59 7383.55 1.00 0.81 -4.58 0.11 -0.93
Dec. 12 1994 7079.36 -100657.18 7383.48 1.22 0.40 -4.fi5 0.47 0.08
March, 1995 7383.46 -4.67 0.02
June 1995 7383.57 -4.56 -0.11
Au .1995 7383.36 4.78 0.00 0.22
Mar., 1996 7079.68 -100657.34 7383.29 0.90 0.56 4.84 0.36 0.06
June 1996 7079.41 -100657.30 7383.32 1.17 0.52 4.81 0.27 -0.03 0.338 0.136
Se 1. 1996 7079.45 -100657.31 7383.27 1.13 0.53 4.8fi 0.04 0.05
Dec. 1996 7079.56 -100fi57.30 7383.27 1.02 0.52 4.Bfi 0.11 0.30
Mar. 1997 7079.37 -100657.33 7383.28 1.21 0.55 -4.85 0.19 0.07
Au .1997 7079.40 -100657.31 7383.29 1.18 0.53 -0.84 0.04 0.00 0.014 0.03
Se 1, 1997 7079.56 -100657.35 7383.28 1.02 0.57 4.85 0.16 0.04
Jan. 1998 7079.50 -100657.34 7383.27 1.08 0.56 -4.Bfi 0.06 0.00
Mar. 1998 7079.41 -100fi57.31 7383.24 1.17 0.53 -4.89 0.09 0.03
Jun. 1998 7079.48 -100fi57.34 7383.26 1.10 0.56 -4.87 0.08 0.02 0.085 0.07

SA Se 1, 7990 6980.08 -100466.77 7454.60
June 20 1991 6979.80 -100464.97 7454.67 0.28 -1.80 0.07 1.83 -0.07
Dec. 31 1992 7450.29 -4.31 4.38
Jan. 23 1993 7449.83 -4.77 0.46
Jul 28,1993 fi978.51 -100467.30 7448.11 1.57 0.53 -fi.49 2.fi7 1.72
Nov.9 1993 6978.89 -100467.43 7448.24 1.19 0.66 -6.36 0.41 -0.13
Jan. 20 1994 6978.56 -100467.59 7448.43 1.52 O.B2 -fi.17 0.37 -0.19
Se 1.15 1994 6978.39 -100467.54 7449.25 t.fi9 0.77 -5.35 0.17 -0.82
Dec. 12, 1994 6978.37 -100467 53 7449.19 1.71 0.76 -5.41 0.03 0.06
March, 1995 7449.25 -5.3fi A O6
June. 1995
Au ., 1995 7449.08 -5.52 0.1fi
Nov., 1995 7449.13 -5.48 •0.05
Mar., 1996 6978.65 -100467.27 7449.02 1.43 0.50 -5.58 0.39 0.10
June, 1996 6978.40 -1004fi7.36 7449.15 1.68 0.59 -5.45 0.27 •0.13 0.174 0.095
Se 1. 199fi 6978.35 -100467.29 7449.02 1.73 0.52 -5.58 0.09 0.13
Dec., 1996 fi978.52 -100467.25 7449.02 1.56 0.48 -5.59 0 18 0.01
Mar. 1997 fi978.32 -100467.30 7449.02 1.76 0.53 -5.58 0.21 -0.01
Au .1997 6978.36 -100467.30 7449.02 1.72 0.53 -5.58 0.04 0.00 0.072 0.13
Se t. 1997 6978.52 -100467.35 7449.03 1.56 0.58 -5.57 0.17 -0.01
Jen. 1998 fi978.51 -1004fi7.3fi 7449.03 1.57 0.59 -5.57 0.01 0.00
Mar. 1998 6978.40 -1004fi7 30 7448.98 1.68 0.53 -5.62 0.13 0.05
Jun. 1998 6978 44 -100467.31 7449.00 1.64 0.54 -5.60 0.04 -0.02 0.081 0.02

5-9 Se 1.1990 7774.11 -100906.27 7296.08
June 14, 1991 7773.67 -100906.74 7295.05 0.44 0.47 -1.03 0.64 1.03
June 20 1991 7773.67 -10090fi.83 7295.05 0.44 0.56 -1.03 0.09 0.00
Dec. 31 1992 7293.87 :.21 1.18
Jan. 23 1993 7294.55 -1.53 -0.68
Jul 28,1993 7773.72 -10090fi.92 7294.23 0.39 0.64 -1.85 0.10 0.32
Nov. 9, 1993 7773.94 •100907.06 7294.23 0.17 0.79 -1.85 0.26 0.00
Jan. 20, 1994 7773.05 -100907.39 7294.11 0.26 1.12 -1.97 0.34 0.12
5e 1.15 1994 7773.35 •100907.32 7294.69 076 105 -119 0.51 -0.78
Dec. 12, 1994 7773.33 •100907.23 7294.79 0.78 0.96 -1 29 0.09 0.10
Match. 1995 7294.74 -134 0.05
June, 1995 7294.93 -1.15 -0.19
Se t. 1995 7294.83 -1.26 0.10
Nov. 1995 7294.76 -1.32 0.07
Mar. 1996 7773.65 •100907.25 7294.72 0.4fi 0.97 -1.36 0.32 0.03
June, 199fi 7773.39 -100907.22 7294.72 0.72 0.95 -1.36 0.26 0.00 0.064 0.208
Se t. 1996 7773.41 •100907.07 7294.6fi 0.70 0.80 -1.42 0.15 0.06
Dec. 1996 7773.62 -100907.19 7294.fi5 0.49 0.92 -1.43 0.24 0.28
Mar. 1997 7773.41 •100907.03 7295.02 0.70 0.76 -1.06 0.26 -0.20
Au ,1997 7773.45 •10090709 7294.70 O.fifi 0.82 -1.38 0.07 O.Ofi 0.143 0.02
Se 1.1997 7773.37 •100907.13 7294.73 0.74 0.86 -1.35 009 -0.01
Jan. 1998 7773.40 •100907.08 7294 75 0.71 O.B1 -1.33 0.06 -0.03
Mar. 7998 7773.49 -100907.15 7294.71 0.62 0.88 -1.37 0.11 -0.05
Jun. 1998 7773.40 -100907.10 7294.67 0.71 0 83 -1 41 0.10 -0.02 0.051 0.03

Exhibit 24
Page 38
Revised 8/19/98