Residents in the Imperial Valley were urged to remain vigilant as a persistent earthquake swarm rattled the region over the weekend, prompting the City of Brawley to activate

April is Earthquake Preparedness Month. As California continues to lead the country in emergency management and disaster preparedness, the state recognizes Earthquake Preparedness Month by helping Californians prepare for the next major earthquake with multilingual resources and calling on Californians to sign up for alerts

Though most infrastructure allows for light shaking perpendicular to faults, supershears' energy comes along the fault line itself (Image: USGS) Scientists at a prominent Southern California university have warned that a fast-moving variety of earthquakes ...

North Bay residents got an early wake-up call today when a magnitude 4.2 earthquake rattled the region and triggered California's ShakeAlert early-warning system near The Geysers. The quake hit at about 2:44 AM.

A magnitude-7.7 earthquake struck off the coast of Japan on Monday, April 20, with tsunami advisories issued off the coast of the country, but what about the California coast? The tremblor's epicenter was recorded in the Pacific Ocean about 62 miles east ...

A 4.4-magnitude earthquake struck near The Geysers at 2:42 p.m. PT on May 7, 2026, triggering a ShakeAlert and aftershock predictions.