The Columbia River is critical for fish, energy, commerce and identity. But it faces an uncertain future. How much more can ...

After dropping to historic levels last year due to ongoing drought and high temperatures, hydropower generated in the ...

The nations were trying to finalize updates to the 61-year-old Columbia River Treaty governing shared, cross-border water and ...

Under the terms of the treaty, Canada controls the flow of the Northwest’s largest river from its headwaters in British Columbia, ensuring enough water is sent downstream to meet U.S. hydropower ...

To see evidence of the Columbia River’s ancient past, you might not need to visit the river at all. In a roadcut just south of Granger, Yakima County, 10 million-year-old evidence is in plain view.

Either way, Canadian news media were not impressed. The Columbia River flows from Canada south into Washington, where it is joined by water from the Snake River in Eastern Washington near the Tri ...

The Columbia River flows through the Tri-Cities on its way to the Pacific Ocean from Canada. Tri-City Herald file The Columbia River could be the answer to California’s water problems, former ...

The U.S. has paused negotiations with Canada on a keystone management plan that governs flood control, water supply and hydropower in the shared Columbia River Basin as President Donald Trump ...

Either way, Canadian news media were not impressed. The Columbia River flows from Canada south into Washington, where it is joined by water from the Snake River in Eastern Washington near the Tri ...

Under the terms of the treaty, Canada controls the flow of the northwest’s largest river from its headwaters in British Columbia, ensuring enough water is sent downstream to meet U.S. hydropower ...