Planning Montana's Clean Energy Future
Integrated Resource Planning
NorthWestern Energy files an Integrated Resource Plan (IRP) with the Montana Public Service Commission every three years. The IRP presents an evaluation of different potential generation resource portfolios that would meet the needs of our Montana electric customers reliably, safely and affordably over a 20‑year time horizon. Provide Feedback
How to provide public comments on the Draft IRP:
- Download and read the Draft IRP
- Attend a public community meeting
- Submit comments and questions via our online form by March 12, 2026
- Submit comments and questions via email to IRP@northwestern.com by March 12, 2026
MT 2026 IRP Schedule (Tentative – Subject to Change) | |||
|---|---|---|---|
| Meeting | Date | Time | Topics |
| **** | Jan. 16, 2026 |
| |
| Great Falls Community Meeting*** | Jan. 27, 2026 (Great Falls) | 5:30 - 7:30 p.m. |
|
| Missoula Community Meeting*** | Jan. 28, 2026 (Missoula) | 5:30 - 7:30 p.m. |
|
| Helena Community Meeting*** | Feb. 3, 2026 (Helena) | 5:30 - 7:30 p.m. |
|
| Bozeman Community Meeting*** | Feb. 4, 2026 (Bozeman) | 5:30 - 7:30 p.m. |
|
| * | April 28, 2026 | N/A |
|
* Denotes the Date for Anticipated 2026 MT IRP filing with Montana Public Service Commission
*** Denotes Public Session
****Denotes Draft Plan public release