Colstrip

NorthWestern Energy announced this month that it’s acquiring co-owner Avista Utilities’ stake in the Colstrip coal-fired power plant. Colstrip's mayor says it's a relief, but environmentalists say it's a step in the wrong direction.

Montana's largest utility announced this week it will acquire 222 megawatts of the Colstrip coal-fired power plant from Washington-based Avista Utilities.

Ann Bukacek's election to the Public Service Commission keeps the board all-Republican.

The owners of the Colstrip coal-fired power plant last week submitted a study to the state analyzing what it would cost to provide the nearby community with drinking water if the plant closes.

Talen representatives say they don’t expect restructuring to affect operations at the Colstrip coal-fired power plant, which the company owns a 30% share in.

A coal mining company that works in Montana filed a request in May for a judicial review of a recently changed rule for power plant air emissions…

State regulators Wednesday will start considering whether Montana’s largest electric utility should be able to pass costs on to customers for money it…

Montana’s largest electric utility says another company is hedging in on its plan to purchase a greater share of the Colstrip coal-fired power plant.…

A federal judge in Missoula has ruled a shareholder of the state’s largest utility cannot compel the company to consider his clean energy proposal at an…

A council appointed by Gov. Steve Bullock released a list of recommendations for the state to address climate change and reduce greenhouse gases Feb 11.…