Harnessing the Power of Wind
Carbon-free wind generation makes up an important piece of our energy portfolio.
Wind Generation
Wind is a large portion of our electric portfolio
Wind is a large portion of our electric portfolio
- In 2025, wind resources made up 23% of our total generation portfolio – second to hydro (26%).
Montana Wind Generation
Montana Wind Generation
We own Spion Kop, a 40-megawatt wind turbine facility northeast of Great Falls, and the 11-megawatt Two Dot Wind in central Montana. We contract for additional wind energy, and have more requests every year to add wind to our system.
South Dakota Wind Generation
South Dakota Wind Generation
In 2025, 37% of our electric generation for South Dakota came from wind energy.
Where Does Your Energy Come From?
In 2025, 52% of our electric generation was from carbon-free resources, compared to 41% for the U.S. electric power industry (based on 2024 data).