The National Weather Service and USGS operate a debris flow warning system that helps residents prepare for the possibility ...

Severe flooding, dangerous debris flows and deadly mudslides loom over parts of Northern California as an atmospheric river ...

The Sea to Sky Highway linking Vancouver and Whistler, B.C., has been closed in both directions after a mudslide near Lions ...

Boulders and large woody debris near the outlet of the Black Hollow drainage basin in Colorado were deposited by a debris flow on July 20, 2021. Mud and sand matrix fills the intergranular areas ...

A massive debris flow has brought a long-term closure to the Valley of the Giants, a popular hike through some of Oregon’s oldest and largest trees in the Coast Range. In early December 2023 ...

Pockets of Northern California may see up to 10 inches of rain through Friday morning as officials warn of "dangerous ...

The $11.7M project will widen Catiline Creek and fund the search for an offset to the environmental damage from construction ...

Officials say that the amount of debris crews in North Carolina collected in the wake of the deadly storm could pave 62 miles ...