GENERAL48504

• Permit No: C1981022
• IBM Index Class Name: General Documents
• Doc Date: 8/2/1987
• Doc Name: SOMERSET MINE SUBSIDENCE MONITORING AND WATER QUALITY MONITORING DATA TO ABATE N O V C-87-012
• From: KAISER COAL CORP
• To: MLRD
• Media Type: D
• Archive: No

TABLE I
Subsidence Monitoring Results
Somerset Mine
NOATH COORDINATE
Survey Date
Station 10/30/84 4/26/85 8/19/85 10/24/85 4/25/86 7/28/86 Chance
1 14686.0 14686.0 14686.0 14686.5 14686.5 14686.5 0
2 14783.5 14784.0 14783.5 14784.0 14784.0 14784.0 0
3 14873.5 14873.5 14873.5 14873.5 14873.5 14873.5 0
4 14974.5 14974.5 14974.5 14974.5 14974.5 14974.5 0
5 15068.5 15069.0 15068.5 15068.5 75068.0 15068.0 0
6 15152.5 15152.5 15152.5 15152.5 15152.5 15152.5 0

EAST COORDINATE
Survey Date
Station 10/30/84 4/26/85 8/19/85 10/24/85 4/25/86 7/28/86 Chance
1 23197.0 23191.0 23191.0 23191.0 23191.0 23191.0 0
2 23019.0 23019.0 23019.0 23019.0 23019.0 23019.5 +.5
3 23013.0 23013.0 23013.0 23013.0 23073.0 23013.5 +.5
4 22948.5 22948.5 22948.5 22949.0 22949.0 22949.0 0
5 22893.5 22893.5 22893.5 22893.5 22893.5 22894.0 +.5
6 22876.5 22876.5 22877.0 22877.0 22877.0 22877.5 +.5
ELEOATIONS
Survey Date
Station 10/30/84 7/26/85 8/19/85 10/24/85 4/25/86 7/28/86 Chance
1 6361.5 6361.5 6361.5 6361.5 6361.5 6361.5 0
2 6383.0 6383.0 6383.0 6383.0 6383.0 6383.0 0
3 6361.5 6361.5 6361.5 6361.5 6361.5 6361.5 0
4 6370.0 6370.0 6370.0 6370.0 6370.0 6370.0 0
5 6359.0 6359.0 6359.0 6359.0 6359.0 6359.0 0
6 6360.0 6360.0 6360.0 6360.0 6360.0 6360.0 0
NOTE:
1. All values are reported to the nearest .5 feet.
2. Refer to Map C8-1290 for locations.
3. The changes noted for East Coordinate values are due to
rounding.