California is riddled with a number of fault lines that frequently cause earthquakes, including Arrowhead, Waterman Canyon, ...

The strongest was a 3.4 magnitude quake that struck near San Bernardino, with more than 500 people feeling the quake.

This USGS map of the California-Nevada region displays quakes with ... or click “List of earthquakes on this map” for a full rundown, with magnitude, time, location, and depth.

The epicenter for all the quakes was about one mile east of Hayward, in San Francisco's East Bay, according to the U.S.

Multiple earthquakes shook California's Bay Area Thursday. They were recorded near Hayward, around 20 miles southeast of ...

A preliminary 4.1 magnitude earthquake struck off the coast of Northern California early Tuesday morning, according to the ...

An average of 234 earthquakes with magnitudes between 3.0 and 4.0 occur per year in California and Nevada, according to a recent three-year data sample. Are you ready for when the Big One hits?

A map from the USGS showed users reporting feeling the quake throughout California ... A magnitude 6.5 earthquake struck in remote western Nevada near Tonopah on May 15, damaging U.S. Highway ...

We also monitor eastern California and the Sierra Nevada,” explained Dr. Christie Rowe, Director of the Nevada Seismological Laboratory, the authority on earthquakes in Nevada. Dr. Rowe took ...