TEHAMA COUNTY, CA - A preliminary 2.8 magnitude quake shook close to Red Bluff on Thursday morning, according to the U.S.

A preliminary 2.0 magnitude quake shook close to Petrolia on Thursday night, the U.S. Geological Survey reported.

An earthquake with a preliminary magnitude of 3.2, shook portions of the Southern California coast Monday. According to the U ...

CALIFORNIA — Dozens of earthquakes rattled parts of California on Saturday and into Sunday in what experts call an earthquake swarm, with many centered near Brawley in Imperial County, according to ...

A swarm of more than one hundred earthquakes rattled Southern California's Imperial County on Saturday, with the largest reported temblor registering at a magnitude of 4.5, according to the United ...

California’s most terrifying disaster may not be an earthquake, but a massive atmospheric-river flood like the one that ...

A 5.7-magnitude earthquake in Nevada sent tremors across parts of Northern California on Monday evening. The U.S. Geological Survey said the epicenter of the quake was about 12 miles southeast of ...

The seismic activity has ranged from very low magnitude up to 4.7 magnitude in strength, according to the USGS data.

The earthquake occurred yesterday at 8:12 pm, the U.S. Geological Survey reports. With an epicenter about 5 miles southeast ...