Hells Canyon is the deepest river canyon in the United States. Now scientists have solved the mystery of when it formed.

When Glen Canyon Dam went up ... had been 83 years prior. “You can read about [the Colorado River], but nothing will give you that physical, visceral experience like being on the boat ...

The Snake River is 250 feet wide at its widest point. It is only 20 feet at its narrowest point. As it gets to the oxbow bend in Hells Canyon, this is the point where the river reaches its widest ...

The update also could include studies being done now as part of the Resilient Columbia Agreement to determine how to replace benefits that would be lost if the Eastern Washington Snake River dams ...

PORTLAND, Ore. — As environmental activists push for closure of multiple dams along the Snake River in Washington state, agricultural exporters and farmers become more concerned. “Currently ...

In a major agreement last year, the Biden Administration promised $1 billion more for salmon and clean energy, but stopped short of removing four dams on the Lower Snake River, a long-running and ...

The formation of a new federal task force focused on salmon in the Columbia River system has been met with concern by supporters of the Snake River ... ceremonies. As dams were built beginning ...

(The Center Square) – A two-decade-long dispute over the lower Snake River dams is back in the headlines this month with a package of bills from U.S. Rep. Dan Newhouse, R-Wash., aimed at killing ...

SALEM — Final authority to breach the four lower Snake River dams remains with the 535 members of Congress. But agricultural stakeholders, tribes and environmental groups agree on one thing: The ...

Plumbing problems at Glen Canyon Dam, the second-largest reservoir in the U.S., are raising concerns about water delivery to southwestern states. Federal officials have identified damage to four ...

The possibility of removing four Snake River dams ... to get the dams removed following the rapid decline of critical salmon and steelhead species after the dams were built.