CALIPATRIA– A 4.3-magnitude earthquake struck near the Salton Sea early Friday morning, jolting residents and triggering a ...

Cal Fire’s new fire risk maps show jump in ‘very high’ danger zones in Sonoma, Napa counties The new maps add 1.4 million acres of land statewide into higher fire severity categories ...

In Sonoma Valley, the damage question is addressed in the Sonoma County Hazard Mitigation Plan, which relies on intricate computer modeling to produce estimated damage and casualty figures. The plan ...

The US Geological Survey recorded a magnitude 3.9 earthquake near the Geysers, west of Cobb in Sonoma County on Monday night.

A magnitude 7.0 earthquake shook the Humboldt County coast, prompting tsunami warning and evacuations. See map of when & where tremors hit.

A magnitude 7.0 earthquake shook Northern California off the coast in Humboldt County, according to U.S. Geological Survey.

A 3.3 magnitude earthquake struck in Sonoma County Thursday morning in a region frequented by quakes, according to the United States Geological Survey.

An earthquake with a magnitude of 4.3 struck in Sonoma County, followed by a couple of aftershocks nearby in Lake County.

An earthquake with a magnitude of 4.3 struck in Sonoma County on Saturday morning, followed by a couple of aftershocks nearby in Lake County.