Coal-mine production history from 1984 through 1995 in the Colorado Plateau coal assessment study area (cpmphg)
This is a point coverage containing 12 years (1984 through
1995) of coal mining history in the Colorado Plateau coal
assessment study area. This layer was derived from the Mine
Safety and Health Administration's (MSHA) Information
Resource Center data for the years 1984 through 1995.