Colstrip Power Plant
Delivering dependable, reliable and consistently available energy when our customers need it the most.
Building a bright future for Montana communities
We're invested in Montana’s future, powering homes, businesses and communities where we all live and work.
Understand the facts behind the Colstrip Power Plant
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Understand the facts behind the Colstrip Power Plant
We're responsible for providing reliable, affordable energy service to Montana communities 24 hours a day, seven days a week. By securing majority ownership in the Colstrip Power Plant, we are taking an important step to keep energy dependable and costs reasonable for Montana families and businesses—especially during harsh weather when energy demand is high.
Reliability First, Opportunity Ahead
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Reliability First, Opportunity Ahead
Our priority is reliable, affordable energy for Montana families and businesses. We’re working collaboratively with stakeholders on a plan that supports economic development while protecting the interests of all Montanans. Together, we are building an energy strategy that strengthens our communities and secures long-term prosperity.
Black Hills Corp. & NorthWestern Energy Merger
Black Hills Corp. and NorthWestern Energy are joining together to create a premier regional regulated electric and natural gas utility company.
Yellowstone County Generating Station
Providing on‑demand resources to support the variability of wind and solar projects coming onto our system and helping serve our customers during extended periods of peak demand.
Myths or facts? Find out the facts behind NorthWestern’s rate review
Myths or facts? Find out the facts behind NorthWestern’s rate review
There's a lot of talk about NorthWestern Energy’s proposed rate changes — but not all of it is true. It’s time to separate fact from fiction and understand why these changes are crucial for ensuring reliable energy for our customers and avoiding an energy crisis.
Balancing what matters to deliver a bright future
Balancing what matters to deliver a bright future
NorthWestern Energy provides our Montana customers with reliable energy service at the lowest long-term cost with a balanced mix of generation resources, keeping lights on and costs down.
You don’t tear down the old bridge until the new bridge is built. We understand the importance of a seamless transition to an even cleaner energy future. We need the 24/7 on-demand generation from the Colstrip Plant for reliable energy service in Montana.
NorthWestern Energy is acquiring more of the Colstrip Plant and constructed the Yellowstone County Generating Station to meet our commitment to provide reliable energy service to our Montana customers.
Protecting our Customers and Montana communities from wildfires
Protecting our Customers and Montana communities from wildfires
Your safety is our top priority. At NorthWestern Energy, we take proactive steps to protect Montana communities from devastating wildfires. Prevention is key, and we are committed to:
- Investing in a more resilient electric grid
- Expanding vegetation management along powerlines
- Installing advanced smoke detection cameras and more
Our 2024 giving
$2.2 million
in charitable donations and sponsorships, economic development opportunities, scholarships and professional association dues across our territory
404
unique communities served within our service territory
$135,550
awarded to nonprofits through the Employee Volunteer Program
Making Montana communities better places to live, work and prosper
Making Montana communities better places to live, work and prosper
We believe in building a brighter future for Montana communities. Each year, NorthWestern Energy contributes more than $2 million and 100,000 employee volunteer hours to support local initiatives.