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Hydropower Results

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Federal Columbia River Power System Mitigation Actions

The FCRPS Biological Opinion requires the three FCRPS Action Agencies (Army Corps of Engineers, Bonneville Power Administration, and the Bureau of Reclamation) to implement a series of mitigation measures (also called Reasonable and Prudent Alternatives)

Federal Columbia River Power System Juvenile Downstream Survival

The Federal Columbia River Power System (FCRPS) is managed to provide safe and effective passage for juvenile anadromous fish migrating down to the ocean.

Federal Columbia River Power System Adult Upstream Survival

The Federal Columbia River Power System (FCRPS) is managed to provide safe and effective passage for adults returning to their home streams to spawn.

Federal Columbia River Power System Water Management

FCRPS Reservoirs are managed to provide beneficial flow conditions and dams are operated to provide safe passage, to allow migrating juveniles to reach the Columbia River estuary and the Pacific Ocean.

Federal Columbia River Power System Dam Improvements and Spill Information

NOAA Fisheries has worked with the U.S. Army Corps of Engineers and the Bonneville Power Administration to improve fish passage

Federal Columbia River Power System Biological Opinion

The operation of the Federal Columbia River Power System (FCRPS) affects eulachon and the following 13 species of Columbia River Basin salmon and steelhead listed for protection under the Endangered Species Act (ESA).

Fish Passage Solutions on the West Coast: Culverts, Tidegates, and Fish Screens

Construction and development activities affect aquatic habitats.

Juvenile Downstream Passage on the West Coast

Migrating juvenile salmon and steelhead in the Columbia and Snake Rivers pass up to eight dams on their way to the ocean.