Canada interprets the treaty to say all dams on the Columbia River and its tributaries south of the border would have to play a bigger role in flood control. Under that scenario, dozens of other ...

Explore the Columbia River: its map, rich history from Native Americans to pioneers, impressive length, and facts about its ...

By 1973, BC Hydro completed the Duncan, Arrow and Mica dams on the Columbia, and the U.S. Army Corps of Engineers finished Libby Dam on the Kootenai River, a Columbia tributary, in Montana.

The Columbia River begins in Canada but flows mostly in the U.S. on its 1243-mile journey to the Pacific Ocean. It forms most of the border between Washington state and Oregon.

In the mid-20th century, Canada and the U.S. collaborated together to form the Columbia River Treaty. As the deadline for this treaty to end approaches in 2024, advocacy groups want a modernized ...

A stopgap update to the 60-year-old Columbia River Treaty between the U.S. and Canada upends flood control and hydropower across the river basin.

Canada interprets the treaty to say all dams on the Columbia River and its tributaries south of the border would have to play a bigger role in flood control. Under that scenario, dozens of other ...

The Columbia River Treaty is a transboundary water-management agreement between Canada and the U.S. which optimizes flood-risk management and power generation.

Fifty-six years ago, the U.S. and Canada endorsed the treaty, which provided U.S. funding for the Canadians to build dams in the headwaters of the Columbia River.

The terms of the 1964 Columbia River Treaty between the United States and Canada are set to change soon, which could affect hydropower, dams and salmon in Idaho, Oregon, Montana and Washington.

Canada's Columbia basin contributes some 30 to 40% of the river's total runoff from snow and ice. The future of the northwest fresh water supply, irrigation, fish habitat, and hydropower partly ...

By 1973, BC Hydro completed the Duncan, Arrow and Mica dams on the Columbia, and the U.S. Army Corps of Engineers finished Libby Dam on the Kootenai River, a Columbia tributary, in Montana.