SOLANO COUNTY, CA - the U.S. Geological Survey reported that a preliminary 2.1 magnitude quake occurred near Vallejo at ...

Tsunami alerts were issued for Alaska and Hawaii on Tuesday after a major, 8.8 magnitude earthquake struck off the coast of ...

Multiple earthquakes shook Southern California hours after a tremor was felt on the East Coast on Aug. 5, according to data from the U.S. Geological Survey.

Multiple earthquakes shook parts of California over the weekend, including a temblor in San Bernardino County. The first was ...

Since Thursday, at least 131 earthquakes have been recorded — as small as magnitude 0.2 and as big as magnitude 4 — in the ...

An earthquake swarm in Northern California early Thursday was another round of recurring temblors in a seismically active ...

What lies beneath Fickle Hill in northern California? Maybe the answer to an earthquake mystery that has puzzled ...

A magnitude 7.0 earthquake struck near the town of Petrolia in California Thursday at 10:44 a.m. local time, generating a tsunami warning stretching from southern Oregon to San Francisco.

Near-shore tsunamis, those triggered by earthquakes just off the coast, could pose a particularly dire risk for California’s heavily populated coastal communities.

The epicenter of Thursday’s 7.0 magnitude shaker occurred in what’s known as California’s “earthquake country” because it’s where three tectonic plates meet.