Flows following this winter in California pose a bigger threat than typical mudslides, UC Riverside professor Andrew Gray ...

Southern California faces a risk of damaging debris flows this week, as a potentially strong atmospheric river is set to ...

Though wildfires around Los Angeles are contained, foothill communities remain at risk of debris flows. Heavy rain could trigger dangerous mudslides in burn areas like Altadena and Pasadena.

Fire-enhanced runoff and erosion can lead to hazards ranging from flooding to rockfalls; however, fast-moving postfire debris flows (PFDFs) are particularly hazardous to life, property ...

Debris flows were reported in Altadena and Sierra Madre Canyon — near areas burned by the Eaton Fire. A mudslide closed Pacific Coast Highway in Malibu and Pacific Palisades until “further notice,” ...

As a principal engineer for the county’s Public Works Department, Klippel’s job is to try to stop catastrophic flows of mud, debris and boulders that could rush into fire-stricken neighborhoods in ...

With heavy rain bringing the risk of dangerous debris flows, the Los Angeles Fire Department has announced evacuation warnings — and mandatory evacuation orders for some specific addresses — in areas ...

LOS ANGELES (AP) — Debris flows brought on by the strongest atmospheric river of the season swept a car off a southern California highway and into the ocean and left roads submerged in sludge. One ...