Mudslides are dangerous torrents that are usually referred to by geologists and first responders as debris flows.

Over those same years, through several droughts and growing environmental concerns, I watched my neighbors and friends with ...

The USGS has monitoring stations strategically scattered around the Bay Area in landslide-prone areas. The agency also has years of monitoring data to compare with real-time data, which helps ...

After a wildfire, the danger continues, especially during torrential rain that can set off fast-moving landslides known as ...

What remains from the fires that broke out Jan. 7 is a charred landscape, filled with skeletal trees and blackened debris.

Since the historic wildfires, some officials have suggested that every rebuilt home have fire-resistant materials and fire ...

In one of the largest deals to protect open space in the Bay Area over the past decade, an environmental group is purchasing ...

While the cause of the firestorm is being investigated by the ATF, one started Jan. 7 and spread rapidly due to ...

An atmospheric river brought heavy rain, serious mountain snow and strong winds to California that flooded roads and rivers ...

A house was swept into the Russian River by a mudslide in Forestville near the Forest Hills Bridge Tuesday afternoon as an ...