A preliminary 3.9 magnitude earthquake struck 15 miles north of Healdsburg, according to the United States Geological Survey.
A pair of earthquakes struck near Healdsburg on Saturday morning, according to the United States Geological Survey.
An earthquake shook Salt Lake County on Friday evening — the third felt in the state in less than a month.
A magnitude-2.5 earthquake shook the Charleston, South Carolina region just after 9:00 p.m. local time on Wednesday, centered ...
A massive earthquake has struck near Ovalle in Chile - reports suggest it is the biggest quake to hit the region in seven years ...