Jo Dee Black

The state’s largest energy utility lost a main source of power generation last week, during a multi-week heatwave. The Colstrip plant is back up and running, as temperatures are forecasted to rise again.

malfunctioning gate that lets water out of Hebgen Dam just west of Yellowstone National Park caused flows into the Madison River to plummet early Tuesday, according to dam operator NorthWestern Energy.

According to the Energy Information Administration’s Short-Term Energy Outlook, “energy prices are expected to remain volatile this winter due to supply uncertainty and changing consumer demand.”

Weather forecasters are sticking to their predictions of ferocious heat reaching well past the 100-degree mark this week. Demand for power to run fans and…

Emergency funds and protections against electricity shut offs are set to expire for many Montanans at the end of the month.

HELENA, Mont. (AP) — A power outage affected at least 12,000 customers throughout Montana's capital Thursday, darkening traffic signals and public…

Montana’s largest utility company is reviewing its electric rates for the first time in 10 years and one provision has people worried that the new rates...

The National Weather Service is calling it a historic winter storm, bringing strong winds, heavy, wet and blowing snow and record cold temperatures to…

Advocates for homeowners generating electricity through rooftop solar panels protested a request by the state’s largest utility Thursday that could…

On Wednesday, investigators concluded that electric power lines caused the deadliest and most destructive fire in California history. The Camp Fire burned…