Coal Resources Available for Development - A Methodology and Pilot Study
By Jane R. Eggleston1, M.
Devereux Carter1, and James C. Cobb2
1U.S. Geological Survey,
Reston, VA 20192, 2Kentucky Geological Survey, Lexington, KY.
Table 2. Coal resource study summary, Matewan quadrangle
[Million short tons]
| ORIGINAL COAL | 986.5 |
| Coal mined and lost in mining: | |
| Mined underground | 117.6 |
| Surface mined | 10.7 |
| Total mined | 128.3 |
| REMAINING COAL | 858.2 |
| Coal restricted by land use: | |
| Streams | 6.6 |
| Powerlines | 4.4 |
| Pipelines | 3.5 |
| Towns | 1.9 |
| Oil and gas wells | 0.7 |
| Cemeteries | 0.5 |
| Total restricted by land use | 17. 1* |
| Coal restricted by technology: | |
| Bed is less than 28 in thick | 123.4 |
| More minable coal bed is within 40 ft above or below | 86.2 |
| Active or abandoned mine is within 40 ft above or below | 21.8 |
| Barrier pillars adjacent to previous mines | 3.9 |
| Bed is deeper than 1,000 ft | 1.9 |
| Oil and gas wells | 0.5 |
| Total restricted by technology | ***228.0 |
| AVAILABLE COAL | 613.0 |
| AVAILABLE COMPLIANCE COAL | 267.0 |
| *** Not necessarily a sum. Calculated separately to avoid double counting of overlapping restrictions. | |
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