A series of small earthquakes that have struck east of San Francisco since last week continue to rattle the region....
earthquake swarm News
A swarm of earthquakes has shaken parts of Alfalfa County in northern Oklahoma. The U.S. Geological Survey says four earthquakes...
Seismologists have taken steps to better track an earthquake swarm in the sparsely populated northwest corner of Nevada near Oregon...

Until recently, Bob Smith had never witnessed two simultaneous earthquake swarms in his 53 years of monitoring seismic activity in...
Geologists said three small earthquakes recorded in an area northwest of Mount St. Helens on Friday were part of a...
Nevada seismologists and emergency managers say they’re monitoring an earthquake swarm in Carson City that has the potential to result...