HUMBOLDT COUNTY, CA - A preliminary 2.2 magnitude quake occurred near Petrolia on Monday morning, according to the U.S.

VENTURA COUNTY, CA - A 2.0 magnitude quake shook near Port Hueneme on Sunday afternoon, the U.S. Geological Survey reported.

From 1811 to 1812, quakes in the central U.S. rang church bells in Boston and caused the Mississippi to flow backward.

KERN COUNTY, CA - A preliminary 2.0 magnitude quake occurred close to Johannesburg on Monday morning, the U.S. Geological ...

MONO COUNTY, CA - A preliminary 3.6 magnitude quake occurred near Toms Place on Monday morning, the U.S. Geological Survey ...

KERN COUNTY, CA - A preliminary 2.1 magnitude quake occurred close to Johannesburg around midnight Monday, the U.S. Geological Survey reported.

MENDOCINO COUNTY, CA - A preliminary 2.5 magnitude quake rattled close to Covelo on Sunday afternoon, according to the U.S. Geological Survey.

LAKE COUNTY, CA - A preliminary 2.1 magnitude quake shook near Upper Lake around midnight Sunday, according to the U.S. Geological Survey.

SAN BENITO COUNTY, CA - A preliminary 2.5 magnitude quake occurred near Pinnacles on Saturday night, the U.S. Geological ...

IMPERIAL COUNTY, CA - A preliminary 2.1 magnitude quake occurred near El Centro on Saturday evening, according to the U.S.

A magnitude 6.2 earthquake has struck central Italy, leaving at least six people dead and others trapped under rubble, Italian officials said. "We're about 20km from the epicentre. We were all woken ...

HUMBOLDT COUNTY, CA - A preliminary 3.0 magnitude quake shook near Ferndale around midday Thursday, according to the U.S.