Chelan Gorge, WA Photo by Rich Bowers

News and updatesSee all

From California Sportfishing Protection Alliance   2/25/2025

State Water Board Takes Action to Protect Klamath River Salmon and Steelhead

From California Sportfishing Protection Alliance   1/1/2025

CSPA Sues California over Operations of the State Water Project

Reservoir Emissions:
The science is clear

Interactive feature:
Dam Effects

Featured

Hydro Guides   11/1/2005

Rivers of Power: A Citizen’s Guide to River Restoration through Hydropower Reform

Learn about hydropower's impacts in California, ways these dams harm rivers, how citizens can restore rivers using the FERC licensing process, licensing success stories, and more.

More recent resourcesSee all

Decommissioning and removal › Presentations and trainings   12/14/2023

Removing FERC-regulated hydropower dams: data and decision-making

Presentations and trainings   3/21/2024

Hydropower’s Role in the Energy Market

Featured hydro projectSee all

WA

LaGrande P-1862

 Active license Conventional Hydro

FERC project name: Nisqually River

The Nisqually Hydroelectric Project includes Alder Dam and La Grande Dam on the Nisqually River. The first hydropower project was constructed in 1912 and replaced by the current two-dam project in 1945.

Our national map of hydro dams