The judge finds that the Trump administration’s plans for the massive structures would harm salmon runs that are ...

On Wednesday, U.S. District Court Judge Michael Simon ordered federal defendants to change Columbia Basin hydropower operations to protect endangered salmon and steelhead populations.

The Columbia River system already operates under some of the most protective fish measures in the nation ...,” said Public ...

A federal judge in Oregon has ordered operational changes at dams along the Columbia River system, in order to support endangered fish populations.

A federal judge has ordered increased spill at eight Columbia and Snake River dams to aid smolt outmigration, a "significant ruling for" salmon and steelhead and their advocates in the resumption of ...

A federal judge in Oregon has ordered changes to dam operations on the Columbia and Snake rivers to help salmon runs.

A federal judge restored protections for Columbia River salmon, requiring more water through dams during migration; officials ...

A federal judge in Oregon has ordered dams that operate on the Columbia and Snake rivers to generate less hydropower and ...

Under a partial injunction, dams along the Columbia and Snake rivers must lower reservoir levels and increase fish spill.

As the legal battle restarts over Columbia and Snake River dams, environmentalists win an early victory dictating reservoir levels and dam operations.

The Bonneville and The Dalles pools are opening Monday, Feb. 16 for one day of sturgeon fishing retention, the Washington Department of Fish & Wildlife announced this week.

A federal judge in Oregon late Wednesday ordered narrow changes to hydropower dam operations on the Columbia and Snake rivers ...