REP52045

• Permit No: C1982056
• IBM Index Class Name: Report
• Doc Date: 12/13/1999
• Doc Name: 2nd half 1998 ‎(Faxed)‎
• From: Twentymile Coal Company
• To: DMG
• Permit Index Doc Type: Subsidence Report
• Media Type: D
• Archive: No

_ _ _ TABLE 3. SECOND HALF 1998 SUBSIDENCE REPORT SURVEY MONITORING DATA
_ WESTERN AREA POWE R ADMINISTRATION POWER LINE

HEADGATE
END OF PANEL NO- 6 _
___ DELTA DELTA DELTA CUM. CUM. CUM.
DATE STATION NORTHING FASTING ELEVATION NORTH _
EAST ELEV. NORTH EA5T ELEV.
_ 11/17/98 W61 39782.97 26536.47 6819.59 0.00 0.00 0.00
11!20/98 W61 39783.02 26536.44 6819.40_ 0.05 -0.03 -0.19 0.05 -0.03 -0.19
_ 11/21/98 W61 39762.99 26536.50 6819.48 -0.03 0.06 0.08 0.02 0.02 _
-0.11
11122198 W61 39783.05 26536.37 _6819.51_ 0.06 -0-13 0.03 0.08 -0.10 -0.08
1_1/23/98 W61 39783-05 26536.39 6819.43 -0.01 0.02 -0.08 _
0.07 __
-0.09 _
-0.16
11/24/98 W61 39782.96 26536.53 6819.51 -0.08 0.14 0.07 -0.01 0.06 -0.09
11!25/98 W61 39783.04. 26538.40 _
6819.50 0.08 -0.13 -0.01 0.07 -0.07 -0.09
11/26/98 W61 39783.07 26536.36 6819.53 _
O.D3 -0.04 0.03 0.10 -0-11 -0.O6
11/27!98 W61 39783.05 26536.37 6B19.39 -0.01 0.01 -0.14 D.OB -0.10 -0.20
__11/28/98 W61 39782.96 26536.53 6819.45 -0.09 0.16 _0.08 -0.Oi 0.06 -0.14
11/29/98 W61 39783.02 26536.41 6819.45 O.Ofi -0.12 0.00. 0.05 -0.06 -0.14
11/30/98 W61 39782.95 26536.58 6819.43 -0.07 0.15 -0.02 -0.03 0.08 -0.16
_ 12/1/98 W61 39783.01 26536.46 6819.48 0.07 -0.10 0.05' 0.04 -O.Oi -0.11
12/2/98 W61 39762.97 26536.56 _
6819.52 -0.05. 0.10 0.05' -0.01 0.08 -0.07
__12/3198 W61 39702.99 26536.50 6819.48 0.03 _ -0.06 -0.OS 0.02 0.02 _ -0.11
12/4/98 W61 39782.99 26536.48 6819.47 0.00 -0.01 -0.01 0.01 0.01' -0.13
_12/6/98 W61 39783.00 26536.48 6819.34 0.01 -0.01 -0.13 0.03 0.00 -0.25
12/7/98- W61 39783:02- 26536.-46- - 6819.30 _
0~- -O.Oi 0.03 0.04 -0.01 -0.22
_12/8198 W61 39782.98. 26536.56, 6819.38__ -0.04. 0.10 0.01 10.00 0.09 -0.21
12/9198 W61 39783.03 26536.47 6819.34 0.05 -0.10 _ -0.04 0.06 -0.01 _
-0.25
12/10/98 W61 39783.03 26536.46 6819.29 0.00 -D.0t -0.05 0.06 -0.01 -0.30
12/11/98 W61 39782.96 26536.58 6819.39 -0.07 0.12 0.10' -0.01 0.10 -0.20
121i2l98 W61 39782.95 26536.62. 6819.42 -0.Ot 0.04 0.03. -0.03 0.15 -D-18
12114/98 W61 39782.95 26536.60 6819.38 0.00 -0.02 -D.D3 -0.03 0.13 -0.21
12/15/98 W61 39782.81 26536.82 6819.38 -0.14 0.22 -0.01 -0.t6 0.34 -0.22
12!16/98 W61 39782.95 _
26536.57 6819.33 0.14 -0.24 -0.OS -0.D2 0.10 -0.26
12/17!98 W61 39783.14 26536.33 8819.36 0.19 -0.24_ 0.03 a 0.17 -0.15 -023
12/18!98 W61 39783.08 26536.36 . 6819.36 -0.06 0.03 0.00 0.11 -0.11 -0.23
12/26(98 W6t 39782.92 26536.63 6819.39 -0.17 026 0.03 -0.06 0.15 -0.20
SurvoyUata 2nd H a898.x1s