Mount Rainier experienced its largest earthquake swarm on record this week, but seismic activity is now significantly ...

Seismicity has decreased” from 30 events per hour at the peak to a few per hour as of Saturday morning, the U.S. Geological Survey said Saturday.

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

More than 300 tremors were recorded below Mount Rainier over the course of three days. Scientists say they were too weak for ...

The U.S. Geological Survey Cascades Volcano Observatory said the swarm began early Tuesday at the 14,410-foot volcano near ...

A magnitude 2.3 earthquake was recorded under Mount Rainier on Wednesday, the strongest yet in a swarm of over 229 quakes this week. USGS says there's no signs of impending eruption.

This is now the largest recorded earthquake swarm at Mount Rainier since seismic monitoring at the volcano began in 1982, the ...

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

Several of Mount Rainier’s glaciers are already gone, experts say, and others aren’t far behind. The News Tribune asked what that means for visitors.

Several of Mount Rainier’s glaciers are already gone, experts say, and others aren’t far behind. The News Tribune asked what that means for visitors.