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U.S. Geological Survey Landslide Hazards Program

Federal Scientific Agency

Appears in 1 story

Stories

California's wildfire-flood cycle

Force in Play

Providing post-fire debris flow hazard assessments and early warning support

A Christmas Day atmospheric river dumped up to 12 inches of rain on Southern California's mountains, triggering mudslides that buried roads in Wrightwood and forced helicopter rescues from rooftops. More than 120 emergency responders rescued residents trapped in vehicles and homes overnight Christmas Eve.

Updated 3 hours ago