A powerful March storm has been lashing the West Coast and shifting southward –– posing a particular threat to communities ...

Land-use zoning, professional inspections and proper design can minimize many landslide, mudflow and debris flow problems. By the time severe weather hits, it's already too late. Disaster ...

“Landslide” is an all-encompassing term that can describe any movement of rock, dirt or debris downhill. But there are a few distinct varieties, as defined by hydrologists: Mudflow: Water ...

Mudflow: Water rushing down with only mud. This is considered a type of shallow landslide — less than 15 feet deep. Debris flow: When water rapidly flows downhill and picks up rocks, branches ...

Mount Adams, Washington state's largest active volcano, is witnessing a surge in seismic activity. The seismic activity has ...

Sugimoto lost no time in contacting experts in landslides, geology and data analysis ... at around 3:30 p.m., about five hours after the mudflow occurred. Sugimoto’s direct canvassing and ...

A “major” mudflow swept over a road and left debris in its wake near Rancho Santa Margarita in Orange County, California, overnight into Friday morning, February 14, as heavy rains fell across the ...