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 ...

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 ...

A December report from the Northwest Power and Conservation Council shows a rolling 10-year average return of 2.3 million adult salmon and steelhead to the Columbia River Basin annually, higher than ...

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 ...