Long before Silicon Valley billionaires purchased tracts of Solano County land to build a tech utopia, a group of Bay Area ...

In some areas, hazards have surged. Buildings in the highest hazard zones will be subject to the strictest fire-resiliency ...

A minor, 3.5-magnitude earthquake struck in Southern California on Saturday, according to the United States Geological Survey ...

An earthquake with a preliminary magnitude of 3.5 rattled the L.A. metropolitan area early Saturday just hours after a 3.8-magnitude quake shook the Malibu area shortly before midnight Friday.

Mudslides in Los Angeles inundated roadways and prompted evacuations orders after an atmospheric river dumped heavy rains ...

Officials are grappling with the aftermath of the atmospheric river which caused mudslides and floods, especially in areas impacted by wildfires.

Michael Hiltzik tells California's story with a journalist’s reluctance to take anything at face value and a distrust of ...

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

The latest quake was the third to hit the area which sits near a number of fault lines running through California including ...

The U.S. Geological Survey said the magnitude 7.6 earthquake occurred Saturday around 6:23 p.m. Eastern Time with an ...

Rogers Creek Fault is Waiting By David Bolling With the nation’s focus on the catastrophic wildfires in Los Angeles, the last ...

Map showing the environmental sampling locations focused on filling gaps in West Africa, West-Central Africa, and parts of ...