Over 300 earthquakes have occurred at Mount Rainier in Washington State, Washington. This was the largest earthquake swarm ...

The so-called earthquake swarm at Mount Rainier dwindled Friday but has surpassed the last large event at the volcano in 2009 ...

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

Seismicity has decreased” from 30 events per hour at the peak to a few per hour as of Saturday morning, the U.S. Geological Survey said Saturday.

The series of earthquakes is the first major swarm of seismic events since 2009. Is it safe if you’re planning on visiting?

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

Recent volcanic activity across the Pacific Ring of Fire has raised alarms among scientists and volcanologists, with several ...

Officials at the United States Geological Survey have tracked over 300 earthquakes beneath Washington State's Mt Rainier from ...

A tsunami warning has been issued for south Alaska and the Alaska Peninsula after a massive 7.3-magnitude earthquake, ...

Volcanoes across several US states have recently become active, while no immediate danger is reported, experts remain watchful as seismic activity continues.

Volcanoes are rumbling as scientists monitor earthquakes at Washington's Mount Rainier and Alaska's Iliamna volcano.