NorthWestern Energy (MT Hydro) — Operated Plants

10 plants · 468 MW total capacity

NorthWestern Energy (MT Hydro) operates 10 power plants with 468 MW total capacity. Primarily hydroelectric (10 plants, 468 MW). Parent organization: NorthWestern Energy Group.

Largest is Thompson Falls (98 MW Hydro); oldest active is Hauser (1911); newest is Madison Dam (2021).

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Subsidiary of NorthWestern Energy Group

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Key Stats

Largest fuel
Hydroelectric (10 plants)
Largest state
Montana (10 plants)

Plants by State

Montana (10 plants · 468 MW)

Plants by Fuel Type

Hydroelectric (10 plants · 468 MW)