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

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

Over 200 earthquakes have been detected around Mount Rainier, Washington, raising eyebrows during the biggest swarm of ...

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

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

The tremors were too weak for humans to feel. But the frequency of them is the most since researches started monitoring the ...

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

Mount Rainier National Park in Washington state recorded hundreds of light earthquakes early Tuesday morning, though the ...

On Tuesday, hundreds of earthquakes were detected, with depths ranging from 1.2 to 3.7 miles below the summit.

Mount Rainier is an active stratovolcano 45 miles southeast of Tacoma and 60 miles south-southeast of Seattle. Its last ...

The earthquakes are not currently a cause for concern, and do not indicate an impending eruption, the U.S. Geological Survey ...

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