More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano ...

Officials are tracking the largest swarm of earthquakes in more than 15 years on Washington's Mount Rainier but say there is ...

While considered an active volcano, Mount Rainier hasn’t erupted in at least a century, possibly much longer. The U.S ...

A magnitude 2.3 earthquake was recorded under Mount Rainier on Wednesday, the strongest yet in a swarm of over 229 quakes this week. USGS says there's no signs of impending eruption.

Hundreds of small earthquakes have rattled Mount Rainier this week in the largest swarm of tremors in more than a decade.

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

Mount Rainier is considered an active volcano and has not had a significant eruption in the past 500 years. However, it is ...

The U.S. Geological Survey said it and other agencies were monitoring the situation and would issue additional alerts "as ...

Mount Rainier on Tuesday experienced its largest seismic activity since 2009, with a swarm of small earthquakes detected.

Hundreds of earthquakes are detected at or near Mount Rainier each year, though typical swarms are smaller than what started ...

Hundreds of small earthquakes were detected at Mount Rainier on Tuesday in the largest such swarm at the active stratovolcano ...

Seismologists are closely monitoring Mount Rainier after a swarm of earthquakes struck the Pacific Northwest’s tallest ...