REP10071

• Permit No: C1982056
• IBM Index Class Name: Report
• Doc Date: 2/2/2000
• Doc Name: 2ND HALF 1999 SUBSIDENCE REPORT
• From: TWENTYMILE COAL CO
• To: DMG
• Permit Index Doc Type: SUBSIDENCE REPORT
• Media Type: D
• Archive: No

TABLE 2. FIRST HALF 1999 SUBSIDENCE REPORT SURVEY MON_IT_ORING DATA ____ _ __ _
WOLCOTT TAP-WOLCOTT (PSC) POWER LINE
- PANEL NO.6 - _-~-- -~- - - -- --
- - -l- - ---- --
_ DELTA DELTA DELTA CUM. CUM.
~
~ _ CUM.

DATE
STATION
NORTHING
FASTING
ELEVATION
NORTH
EAST
ELEV. _
NORTH _
EAST _
ELEV.

5/15/99 P88 39872.675 26209.620 6818.140 0.000 0.000 0.000
5/20/99 P88 39872.665 26209.660 6818.160 -0.010 0.040 0.020 -0.010 0.040 0.020
5/21/99 P88 39872.68 26209.63 6818.165 0.015 -0.030 0.005 0.005 0.010 0.025
5/22/99 P88 39872.670 26209.685 6818.210 -0.010 0.055 0.045 -0.005 0.065 0.070
5!23!99 P68 39872.670 26209.660 6818.195 0.000 -0.025 -0.015 -0.005 0.040 0.055
5/24/99 P88 39872.655 26209.680 6818.145 -0.015 0.020 -0.050 -0.020 0.060 0.005
5/25/99 P88 39872.655 26209.660 6818.185 0.000 -0.020 0.040 -0.020 0.040 C.045
5/26199 P88 39872.650 26209 565 6818.215 -0.005 0.005 0.030 -0.025 0.045 0.075
5/27/99 P88 39872.635 26209.685 6818.200 -0.015 0.020 -0.015 -0.040 0.065 0.060
5/28/99 P88 39872.645 26209.700 6818.165 0.010 0.015 -0.035 -0.030 0.080 0.025
5/29/99 P88 39872.655 26209.670 6818.150 0.010 -0.030 -0.015 -0.020 0.050 0.010
5/30/99 PBS 39872.655 26209.670 6818.185 0.000 0.000 0.035 -0.020 0.050 0.045
5/31/99 P88 39872.665 26209.605 6818.185 0.010 -0.065 0.000 -0.010 -0.015 0.045
6/1/99 P88 39872.650 26209.655 6818.190 -0.015 0.050 0.005 -0.025 0.035 0.050
6/2/99 P88 39872.630 26209.685 6818.190 -0.020 0.030 0.000 -0.045 0.065 0.050
6/3!99 P88 39872.630 26209.705 6818.160 0.000 0.020 -0.030 -0.045 0.085 0.020
6/4/99 P88 39872.630 26209.670 6818.160 0.000 -0.035 0.000 -0.045 0.050 0.020
6/5/99 P88 39872.630 26209.715 6818.200 0.000 0.045 0.040 -0.045 0.095 0.060
616/99 P88 39872.635 26209.665 6818.210 0 005 -0.050 0.010 -0.040 0.045 0.070
6!I/99 P88 39872.635 26209.660 6818.190 0.000 -0.005 -0.020 -0.040 0.040 0.050
6/8/99 P88 39872.625 26209.680 6818.150 -0.010 0.020 -0.040 -0.050 0.060 0.010
6/9/99 P88 39872.620 26209.670 6818.190 -0.005 -0.010 0.040 -0.055 0.050 0.050
6/10/99 P88 39872.620 26209.725 6818.190 0.000 0.055 0.000 -0.055 0.105 0.050
6/11/99 P88 39872.625 26209.680 6818.160 0.005 -0.045 -0.030 -0.050 0.060 0.020
6/12/99 P88 39872.655 26209.615 6818.140 0.030 -0.065 -0.020 -0.020 -0.005 0.000
6/13/99 P88 39872.645 26209.655 6818.190 -0.010 0.040 0.050 -0.030 0.035 0.050
6/14/99 P88 39872.635 26209.650 6818.165 -0.010 -0.005 -0.025 -0.040 0.030 0.025
6/16/99 P88 39872.610 26209.655 6818.185 -0.025 0.005 0.020 -0.065 0.035 0.045
6117!99 P88 39872.635 26209.630 6818.160 0.025 -0.025 -0.025 -0.040 0.010 0.020
6118/99 P88 39872.585 26209.745 6818.195 -0.050 0.115 0.035 -0.090 0.125 0.055
6/19/99 P88 39872.625 26209.640 6818.195 0.040 -0.105 0.000 -0.050 0.020 0.055
6/20/99 P88 39872.640 26209.620 6818.205 0.015 -0.020 0.010 -0.035 0.000 0.065
6!26199 P88 39872.650 26209.570 6818200 0 O70 -0.050 -0.005 -0.025 -0.050 0.060
7/4/99 P88 39872.645 26209.590 6818.185 -0.005 0.020 -0.015 -0.030 -0.030 0.045
7110/99 P88 39872.610 26209.690 6818.215 -0.035 0.100 0.030 -0.065 0.070 0.075
7/18/99 P88 39872.635 26209.640 6818.170 0.025 -0.050 -0.045 -0.040 0.020 0.030
7125199 P88 39872.610 26209.665 6818.165 -0.025 0.025 -0.005 -0.065 0.045 0.025

SurveyData 1 stHalf99. xls 5 2/1 /00