Avista Corp. owns and operates eight hydroelectric developments on the Clark Fork and Spokane rivers. Together, these facilities generate enough electricity to satisfy the needs of over 375,000 homes.
Click below to learn more about specific Avista projects.
Clark Fork River Project
Spokane River Project
Post Street Substation (Spokane River Control Center)
Little Falls Hydroelectric Development
Learn more about Hydropower:
How Hydro Works
The Hydrologic (Water) Cycle
Benefits of Hydro
Tours and Presentations
More on Avista's Hydropower resources:
Weather and Water Flow Information
Our system is currently down for upgrades until Monday, Feb. 2 at 7 a.m. You can make a payment then without late fee or penalty.