According to USGS data, the seven earthquakes occurred over a span of two days and were centered near the city of Santa Rosa in Sonoma County. Preliminary readings placed the epicenters predominantly ...

A series of earthquakes rattled California’s Bay Area near Gilroy on Wednesday, according to the U.S. Geological Survey. The ...

A few weeks ago, NOAA announced the cancellation of a contract with the Alaska Earthquake Center to operate nine seismic ...

A 4.1 magnitude earthquake jolted California's Central Coast on Tuesday morning, November 18, 2025. Centered near Templeton ...

Nearly a million San Diego County residents participated Thursday in this year's Great California ShakeOut, the statewide earthquake preparedness drill, now in its 17th year. A total of 980,458 ...

Many southern California hospitals have not yet responded to a survey regarding their ability to survive an earthquake that was issued by federal and state officials in early 2011, according to a ...

LOS ANGELES -- California will star in a mock earthquake disaster drill today -- considered the largest in U.S. history -- with some 5 million people pledging to do everything from ducking for cover ...

A magnitude 3.8 earthquake struck Riverside County near Idyllwild on Thursday evening, followed by a 3.5 temblor. A pair of Thanksgiving Day earthquakes were reported Thursday just around dinnertime ...

A magnitude 4.1 earthquake was reported Tuesday morning at 9:54 a.m. Pacific time less than a mile from Paso Robles, ...

A powerful 6.0 magnitude earthquake has shaken southcentral Alaska, jolting residents around Anchorage and rippling across ...