Killing the protected animals may be the only way to stop them from eating too many of the Pacific Northwest’s endangered ...

The U.S. Army Corps of Engineers and the Bureau of Reclamation announced that they will update an environmental study on the management of federal dams along the Columbia and Snake rivers. The ...

President Donald Trump signed a memorandum Thursday revoking the Columbia River Basin agreement. The directive nullifies the “Restoring Healthy and Abundant Salmon, Steelhead, and Other Native Fish ...

(Left) Powerlines above the Columbia River move electricity from the Bonneville Dam to customers across the region in Hood River County, Oregon, on Thursday, July 25, 2024. (Right) Portrait of Farley ...

Environmental groups and others want to see hydropower operations changed to favor fish survival. Utility groups warn of problems for the power grid A long-running court battle over how to balance ...

Construction of the Grand Coulee Dam in Washington began in 1933 and was completed in 1942. It is the largest hydropower producer in the U.S. and also part of the federal Columbia River Power System. ...

PORTLAND — The Oregon Department of Environmental Quality has postponed a public hearing scheduled for Monday, April 21, for proposed water quality permits for three dams and locks on the Columbia ...

Northwest states, tribes and environmental groups will resume suing the federal government over its hydroelectric dam operations in the Columbia River Basin that have harmed endangered native fish ...

The Trump administration is pushing back a review into how dams on the Columbia River system could be operated to benefit endangered salmon and steelhead population, extending a deadline set under the ...

State and federal agencies are investigating a recent mineral oil spill at Priest Rapids Dam as cleanup efforts conclude.

Grand Coulee Dam is among the most powerful energy-generating dams on earth. It’s the bedrock of the federal Columbia River Power System — a network of 31 dams supplying more than half of the ...