Scientists have recorded the "largest" earthquake swarm at Mount Rainier in Washington state since 2009, the U.S. Geological Survey reported. The swarm at the second-most seismically active volcano in ...

More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano since 2009. As of Thursday, July 10, 334 earthquakes had been identified at ...

Over 300 minor earthquakes have been detected under the surface of Mount Rainier since the morning of Tuesday, July 8. The swarm is the first of its kind since 2009, and, according to Pacific ...

A swarm of small earthquakes is still shaking Mount Rainier, marking the most significant seismic activity at the Cascade volcano in decades. The U.S. Geological Survey’s Cascades Volcano Observatory, ...

MOUNT RAINIER, Wash. — A swarm of small earthquakes was detected at Mount Rainier Tuesday morning, according to the U.S. Geological Survey Cascades Volcano Observatory (CVO) and the Pacific Northwest ...

PIERCE COUNTY, Wash. (KATU) — A swarm of more than 300 earthquakes has now been recorded at Mount Rainier. There have been 334 quakes recorded since the swarm began on July 8, making this swarm the ...