Workers are building a causeway that will be used in the demolition of the Skinners Falls Bridge over the Delaware River.

The rain caused a rockslide and pushed mud onto the road in Malibu Canyon, and a large debris flow left about 8 inches (20 centimeters) of mud across a road in the Hollywood Hills. Southern ...

A debris flow channel in a severely burned watershed in Idaho. Amirhossein Montazeri/Boise State University, CC BY-ND ...

The causeway provides a walking trail — the ... water levels, and ice and debris that would flow through the marina,” Amy Ford, the managing owner of Columbia Park Marina, told customers ...

Meteorologists have said that the situation risks being exacerbated by areas recently destroyed by wildfires, as the wildfire detritus could create debris flows. A moderate to strong winter storm ...