A powerful storm dropping drenching rain on flood-prone Southern California is raising concern among forecasters that it ...

Welcome home, gophers. I should have known that even a catastrophic firestorm and a few mudslides would not keep you away. Altadena folks are a strong lot.

While officials say rain could help clear up air quality, the potential for mudslides and toxic runoff ... breathing small particles or contact with skin, eyes and so forth." ...

A relatively small amount of rainfall last month apparently triggered mudslides in the Noto Peninsula because debris had accumulated along mountain streams during an earthquake in January ...