When hills are healthy, vegetation anchors soil in place. But when that vegetation is burned off, hillsides become vulnerable ...

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 ...

San Gabriel Valley areas scarred by the Eaton Fire are at “high to very high risk” of debris flows this week. How do they ...

Residents in pockets across Southern California are preparing for rainstorms expected to slam the region over the next few days — and bring the potential for mudslides and debris flow in areas ...