coal mines

Rocky Mountain Says Coal Plants Could Close Early
CASPER, Wyo. (AP) — Rocky Mountain Power says proposed federal environmental regulations could close many of its coal-fired power plants in Wyoming early.
Last month, the U.S. Environmental Protection Agency released a revised version of its plan to control regional haze...
Powder River Basin Coal Companies Cut Back
GILLETTE, Wyo. (AP) — Some coal companies operating in Wyoming's Powder River Basin are cutting back on overtime and the use of temporary contract workers because of reduced demand.
Peabody Energy Corp. has two mines in Campbell County