Last mentioned: Feb 27, 2026
Judicial Order
A federal judge mandates immediate operational changes and increased spill at Columbia and Snake dams.
Stay of Litigation
Parties agreed to a temporary stay to negotiate long-term solutions and operational changes.
Major Court Ruling
Judge Michael Simon rejects the federal government's salmon recovery plan as inadequate.
First ESA Listing
Snake River sockeye salmon are listed as endangered, triggering decades of litigation.
A federal judge has issued a landmark ruling requiring immediate operational changes to hydropower dams across the Columbia and Snake River basins to protect endangered salmon. The mandate prioritizes fish passage over maximum electricity generation, intensifying the long-standing conflict between carbon-free energy production and ecological preservation in the Pacific Northwest.
A federal court has ordered immediate operational changes to the Columbia and Snake River dam systems to prioritize the survival of endangered salmon populations. The ruling forces a critical trade-off between the Pacific Northwest's hydroelectric output and its legal obligations under the Endangered Species Act.