The volcano last erupted in 2015, producing 450-foot-thick lava flows, but because of its remote location, it is not a threat ...

Mount Rainier is rattling with the most powerful earthquake swarm scientists have ever recorded at the volcano. Why it ...

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

A total of 895 earthquakes have shaken the ground beneath Washington’s highest mountain since the beginning of July.

A series of multiple earthquakes hit the township of Randolph throughout July 21, the latest in a week of high seismic ...

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

Mount Rainier is considered an active volcano and has not had a significant eruption in the past 500 years. However, it is potentially the most dangerous volcano in the Cascade Range due to its height ...

Data from the USGS confirmed that an earthquake of about 2.2 to 2.4 magnitude occurred just before 10 a.m., about a mile east ...