By Anna V. Smith, High Country News Through millennia of lava flows and erosive flooding in the Columbia Basin, a river emerged. The Snake River writhes some thousand miles from Wyoming through ...

The flood made the Snake River Canyon, then about 200 feet deep, much deeper and created Shoshone Falls, Pillar Falls, Devils Corral, Vineyard Lake, Dierkes Lake and Blue Lakes alcove.

The Columbia River basin will see an increase in flooding over the next 50 years as a result of climate change, new modeling from Oregon State University indicates.

A recent letter described the four lower Snake River dams as offering a line of defense against flooding (“Preserve Lower Snake dams,” Our Readers’ Views, Dec. 30). In fact, they do not.

The U.S. Bureau of Reclamation began flood-control releases at Palisades Reservoir April 7-10, which enabled the Idaho Water Resource Board on April 11 to resume Eastern Snake Plain Aquifer ...

The Snake River is another major tributary of the Columbia. It flows from Wyoming into Idaho and along the Idaho-Oregon border until it reaches southeastern Washington and enters the Columbia.

Widespread flooding of farmland will occur between the mouth of the canyon and the Snake River confluence. Flood water will be about 1 foot deep across Overstreet Road near the bridge crossing.