The United States Geological Survey said Wednesday that fears of an imminent Mount Rainier eruption were unsubstantiated. Reports on social media said steam was “venting” from the volcano, but the ...

WASHINGTON, USA — A "swarm" of small earthquakes near the summit of Mount Rainier Tuesday is no cause for concern, according to local officials. The United States Geologic Survey (USGS) says the ...

Discover why Mount Rainier is considered the most dangerous volcano in the United States. This video explores its eruption history, massive glaciers, lahar risks, and the millions of people who could ...

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, ...

An outpouring of magma isn’t the biggest risk to people downhill from Mount Rainier. The active volcano’s greatest danger comes from lahars — amalgams of mud, rock and water that are as dense as wet ...

The previous chapters reviewed the hazards to property and life from Mount Rainier and outlined research needed to provide for better understanding of their nature and frequency of occurrence. This ...