BUTTE — A Butte judge has dismissed a contamination case against Atlantic Richfield Co. brought by nearly 100 residents of Opportunity more than five years ago.
BUTTE — A plan to mine silver and zinc underground in Butte remains on the horizon — but on a smaller scale.
A former Montana governor considered a dark horse candidate for the 2016 Democratic presidential nomination has joined a hedge fund's attempt to take control of the state's largest publicly-owned mining company.
RAWLINS, Wyo. — The Sinclair Oil refinery east of Rawlins is facing more safety violation citations and nearly $260,000 a fines.
BUTTE — Elizabeth Erickson looks out over the mine caps on the Butte Hill and can envision hillsides with aspen and fir trees and native vegetation covering them a decade from now.
CASPER — The Wyoming Occupational Safety and Health Administration fined Sinclair Oil Corp. $60,250 for violations stemming from a fire at a Wyoming refinery in late May, the agency announced Friday.
RAWLINS, Wyo. - Another fire at the Sinclair Refinery in south-central Wyoming forced the evacuation of the plant but caused no injuries.
RAWLINS — At least three citations are expected to be issued against the Sinclair oil refinery in Wyoming where a flash fire injured four workers.
GREAT FALLS — Atlantic Richfield Co. has agreed to pay $1 million to the U.S. Environmental Protection Agency for managing the Superfund site at the former Black Eagle smelter.
ANACONDA -- While exact details are pending, the Environmental Protection Agency and Atlantic Richfield Co. have a concept in place to treat roughly 2.5 million cubic yards of contaminated sediment from the former Milltown Dam reservoir.
MISSOULA - An advisory committee has approved a plan for spending $116 million on long-term cleanup of mining pollution in the upper Clark Fork River.
CHEYENNE - The state on Monday announced a pollution settlement worth nearly $5.4 million, likely Wyoming's largest, for a spill that has killed nearly 150 birds at a refinery since last year.
ANACONDA — Contaminated sediment hauled from the former Milltown reservoir near Missoula to just west of Opportunity appears headed for cover.
MISSOULA — Plans for four new public areas around the former Milltown Dam river confluence are up for public input this month.
HELENA - More natural-resources projects will be launched with interest earned on money the state obtained from its lawsuit against Atlantic Richfield Co.
BUTTE - The Montana Department of Environmental Quality has finished cleanup of a five-mile stretch of Silver Bow Creek near Butte, extending from the Port of Montana downstream to Miles Crossing.