A string of earthquakes has made some wonder if this enormous West Coast volcano is about to erupt, but here's what seismologists have to say.

As executive director of the Association of National Park Rangers, which represents both current and former employees, Wade ...

While most Americans remember the catastrophic eruption of Mount St. Helens in 1980, fewer are familiar with the devastating lahar (volcanic mudflow) that descended from Mount Rainier approximately ...

Mount Rainier’s eruptive history is complex and spans many millennia, with the last significant eruption believed to have occurred around 1,000 years ago. However, smaller eruptive events and ...

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

Over 300 earthquakes detected under Mount Rainier in July. Learn about safety, eruption risk, and whether it’s safe to visit the active volcano this summer.

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

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

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