A 7.4-magnitude earthquake off Russia's Kamchatka Peninsula triggered temporary tsunami warnings across the Pacific, including Hawaii.

Wednesday’s magnitude 7.3 earthquake off Alaska’s Aleutian Islands chain struck in a region that has experienced a handful of powerful quakes within the last five years ...

Data from the USGS confirmed that an earthquake of about 2.2 to 2.4 magnitude occurred just before 10 a.m., about a mile east ...

More than 300 tremors were recorded below Mount Rainier over the course of three days. Scientists say they were too weak for ...

A minor, 3.7-magnitude earthquake struck in Southern California on Thursday. It was followed by a larger, 4.3-magnitude quake nearby a few hours later, according to the United States Geological Survey ...

Mount Rainier was experiencing "the most significant seismic activity" at the volcano in more than 15 years as an "earthquake ...

A 3.3-magnitude earthquake hit Northern California Monday evening near Los Banos, about 30 miles from San Jose. No damage reported from minor temblor.

A minor earthquake briefly shook the Redding area early Friday morning, awakening some Shasta County residents at least as far as Anderson and Palo Cedro.

A 3.6 magnitude earthquake struck near Redding, California, early Friday morning. The quake, centered west of downtown Redding, was felt by residents but caused no reported damage. The epicenter was ...