The strongest storm of the season is moving through Southern California Thursday. It's bringing heavy rain across the region, ...

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

With climate change contributing to larger, more frequent wildfires, state authorities have focused heavily on pushing ...

Residents across Southern California are on alert for potential flooding, mudslides and debris flows as a major storm moves ...

Areas charred by last month's wildfires in Southern California now face a new threat from a powerful, but fast-moving Pacific ...

California is riddled with a number of fault lines that frequently cause earthquakes, including Arrowhead, Waterman Canyon, ...

The National Weather Service has issued red flag warnings for four states as the United States faces a wind storm that's ...

Andrew Gray, an associate professor of watershed hydrology at UCR, weighs in on the threats to life and infrastructure posed by fast-moving debris flows, and how residents can best respond.

Wildfire experts in recent years have highlighted the dangers of wind-driven embers that can travel great distances and ...

Cal Fire will begin rolling out new fire-hazard severity maps, which are expected to more than double the land in ...

Wildfire experts in recent years have highlighted the dangers of wind-driven embers that can travel great distances and ...

A 2019 infrastructure report card gave the state’s levees a "D," citing that despite significant investments, much more work ...