Many of the state's largest earthquakes have struck near the junction, where the Pacific, North American and Gorda plates ...

Onlookers gaze out to sea at the Sutro Baths overlook in San Francisco on Dec. 5, 2025. A tsunami warning was issued after a magnitude 7.0 earthquake struck off the coast of the Humboldt Peninsula, ...

But in Southern California’s Imperial Valley, the earth has been shaking. In less than a day, more than 40 earthquakes shook ...