which evaluated the operations and maintenance of the 14 federally managed dams throughout the Columbia River Basin, did not address. The new data that will be considered under the supplemental study ...

The new information leading to the update includes data from a June 2024 report from the U.S. Department of the Interior that found ongoing harm to local tribes from Columbia Basin dams ...

Officials are still not close to reaching their goal of returning at least 5 million salmon and steelhead to the Columbia River Basin. However, new data shows a positive trend in total abundance ...

Additionally, 13 salmon and steelhead stocks in the Columbia River Basin are listed as threatened or endangered under the Endangered Species Act. Federal, state, and tribal agencies have ...

PORTLAND, Ore.— The U.S. Army Corps of Engineers, Bonneville Power Administration and Bureau of Reclamation today released the first step of a court-ordered National Environmental Policy Act review of ...