A magnitude 3.2 earthquake struck in Glenn County on Wednesday, the U.S. Geological Survey said.

The U.S. Geological Survey said the magnitude 3.3 earthquake struck the San Ramon area late on Sunday night.

The Cascadia Subduction Zone is unusually quiet for a megathrust fault. Spanning more than 600 miles from Canada to ...

The earthquake struck about 14 miles west of the Rancho Palos Verdes coastline on Sunday night.

A late-night tremor shook Southern California on Sunday. A 3.5-magnitude earthquake occurred offshore near Rancho Palos ...

An earthquake with a revised magnitude of 4.3 struck northern Sonoma County Saturday morning, followed by two smaller aftershocks. The first quake was recorded at 9:22 a.m., about 15 miles ...

Coalition coordinated across 11 counties during Super Bowl; NCRIC Exec Dir calls for system modernization in testimony The Super Bowl tested our systems. The World Cup will test them at scale.” — Ryan ...

Two earthquakes struck near The Geysers in California’s North Bay, rattling homes across the region and drawing fresh attention to one of the state’s most seismically active zones. The larger event ...

From earthquake warnings to bear attack alerts, Beijing is deploying a campaign of exaggeration and disinformation to punish ...

For nuclear boosters, it shows that atomic energy still has a future in Japan. For critics, it marks the unwelcome revival of ...

The collapse followed three storms that dumped 10 inches of rain on Northern California in nine days.

Thousands of Californians received earthquake warnings on Thursday after a 4.7-magnitude tremor shook Northern California. The US Geological Survey (USGS) issued a ShakeAlert after the quake struck at ...