Puget Sound Energy

The Pacific Northwest co-owners of the Colstrip coal-fired power plant are seeking protection from a new Montana law they say hurts their chances at negotiating their business dealings

A Washington State electric utility is contracting to buy energy from a wind farm in southeast Montana scheduled to be built this summer.

Two new Montana laws that aim to keep the Colstrip coal-fired power plant open and running sparked a lawsuit from plant owners who say the government is intruding on private business dealings.

Montana state regulators will consider NorthWestern Energy’s proposed purchase in a greater share of the Colstrip coal fired power plant in mid December.

Montana's largest coal-fired power plant has begun demolishing equipment as part of a partial closure.The Colstrip Power Plant started dismantling its…

In the latest step of a long pre approval process, the commission that regulates electric utilities in Montana wants to know how big a share NorthWestern Energy intends to purchase in the Colstrip coal fired power plant.

BILLINGS, Mont. (AP) — Energy Keepers Inc., owned by the Confederated Salish and Kootenai Tribes, has signed a contract to sell hydroelectric power to a…

BILLINGS, Mont. (AP) — One of the largest coal-fired power plants in the western U.S. will close two of its four units in coming days as the Montana…

Units 1 and 2 of the coal-fired power plant in Colstrip will permanently close at the end of this year. Plant operator Talen Energy made that announcement…

Lawmakers in Helena are starting to debate whether the state could borrow up to $500 million to buy the coal-fired power plant in Colstrip. The future of…