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?

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

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

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

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

Earthquakes are common at Mount Rainier, happening about nine times every month, the agency said. Swarms of earthquakes ...

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

One of the most famous mountains in Washington, Mount Rainier, has been rumbling over the last day due to the amplified ...

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