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

A seismologist from Seattle discussed recent volcanic activity across the United States. Here's what you should know.

A swarm of hundreds of small earthquakes have been detected rumbling deep below Mt. Rainier in Washington State early Tuesday ...

WASHINGTON, USA — A "swarm" of small earthquakes near the summit of Mount Rainier Tuesday is no cause for concern, according ...

A spike in earthquakes at Mount Adams, a volcano in Washington state, prompted scientists to install additional monitoring instruments to assess the seismic activity.

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

4.5 magnitude earthquake hit Orcas Island in early March. Here’s what Washington state residents should do to stay prepared for tremor.

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

According to the USGS, eight earthquakes over 4.5 magnitude have been measured in Washington state since 2000. The strongest measured earthquake in the last two decades struck near Long Branch ...

About earthquakes The Washington State Department of Natural Resources (DNR) said earthquakes happen everyday in Washington state, but most are too small to be felt.

The United States Geological Survey (USGS) shows lava fountains shooting up high in the latest episode of an ongoing eruption ...