Stretching from Montana to Missouri, the Missouri River basin is one of the country's largest river systems. Over the past ...

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

Regional climate variability plays a big role, but reduced forest cover and a rise in atmospheric carbon dioxide are also ...

It’s not clear how many people working on the Klamath restoration lost their jobs in recent weeks, or how the river might ...

The number of salmon returning to the Columbia and Snake rivers this year is expected to beat the 10-year average return. That’s according to a new report from the National Oceanic and Atmospheric Adm ...

The U.S. has paused negotiations with Canada on a keystone management plan that governs flood control, water supply and ...

Both U.S. senators from Arizona joined those from California and Nevada in a plea to end a federal freeze of $4 billion in ...

California, Arizona and Nevada are urging the Trump administration to change course on the Colorado River. The states are ...

The river basins affected by the current leadership vacuum include the Chad Basin Development Authority, which covers areas ...

The mountains in Colorado, Utah, New Mexico and Wyoming saw a cluster of storms last month that aided their snowpack levels.

Two people canoe under the Hale Boggs Memorial Bridge in the Mississippi River in Luling, La., July 25, 2014. (AP ...