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State regulators Wednesday will start considering whether Montana’s largest electric utility should be able to pass costs on to customers for money it...
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NorthWestern Energy has filed to buy an extra 25 percent of Colstrip Unit 4 from Washington State’s Puget Sound Energy for $1. The Montana Consumer...
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The Montana Supreme Court heard arguments Wednesday over how the Public Service Commission should set the rates NorthWestern Energy has to pay for power…
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NorthWestern Energy is asking state utility regulators to sign off on the company’s request to increase their customers’ electric bills by $23.8 million...
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A rewritten Republican plan aimed at protecting the future of the coal-fired power plant in Colstrip is moving forward. But concerns remain about its…
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HELENA, Mont. (AP) — NorthWestern Energy customers will soon be seeing a credit on their bills due to the utility's savings under the federal tax cut…
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It took the Montana Public Service Commission less than 10 minutes Monday to approve a $1.1 million rate reduction for Missoula’s Mountain Water…
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The chairman of the agency that regulates Montana's public utilities says he supports Northwestern Energy's $870-million-dollar proposal to purchase 11…
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NorthWestern Energy Dam BuybackMontana's Public Service Commission (PSC) held hearings all week to decide if NorthWestern Energy should be able to…
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NorthWestern Energy is rolling out the major phase of a seven-year, $375 million infrastructure upgrade project this year, and it has already led to an…