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

A swarm of small earthquakes was detected early Tuesday under Mount Rainier, prompting increased monitoring by scientists, though officials emphasize there is no current threat of eruption.According ...

Hundreds of earthquakes have been detected at Mount Rainier so far Tuesday morning in the largest such swarm at the active ...

Mount Rainier saw a swarm of hundreds of small earthquakes that started early Tuesday morning.The activity began just before ...

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

When you try to look at the volcanoes of the United States with these lenses, a list can begin to form. The US Geological Survey publishes a "Threat Assessment" for US volcanoes, the last one in ...

Mount Saint Helens, Mount Adams, Mount Baker, and Glacier Peak are four of the active volcanoes in Washington state. The fifth, located less than 70 miles from Seattle, is Mount Rainier.

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.

A cloud formation seen over Washington's Mount Rainier led to speculation on social media about the active volcano venting. Park experts assured that it was not.