"People sometimes think the little earthquakes are a safety valve." ...

California's seismic risk is increasing with supershear earthquakes, which are faster and more destructive than typical ...

For millions of Californians, the ground did not simply shake once and fall silent. It pulsed again and again over roughly ...

The San Jacinto Fault, considered part of the San Andreas Fault system, has a 5% chance of magnitude 6.7 or larger earthquakes. The line begins at Cajun Pass and runs southeast through San Bernardino, ...

The clusters of earthquakes have all been underneath the East Bay suburb of San Ramon, which is close to the Calaveras fault.

VENTURA COUNTY, CA - According to the U.S. Geological Survey, a 2.9 magnitude quake occurred near Fillmore Monday afternoon.

In compliance with adopting California’s new building standards code, on Nov. 19 Sonoma City Council considered provisions to the law that are locally-specific to Sonoma’s conditions, ...

A local county in western Nevada said residents received a false alert for a 5.9 magnitude earthquake.

SAN BENITO COUNTY, CA - the U.S. Geological Survey reported that a 2.5 magnitude quake shook near San Juan Bautista Friday morning. At 7:40 a.m., the region was rattled by a tremor. The earthquake ...