Mount Rainier, America's most dangerous volcano, could devastate 60,000 people in 30 minutes via lahars - no eruption ...

These fast-moving mudflows can devastate towns in a matter of minutes.

Of the five USGS volcano observatories, the Cascades Volcano Observatory is now the largest, with close to 80 permanent staff members focused on the Cascades and beyond. Many of them tasked with ...

Mount Rainier’s snow-covered slopes hide one of the biggest volcanic hazards in the entire US (Picture: ) Mount Rainier looks ...

Experts fear that Mount Rainier could unleash deadly mudflows and flatten three nearby towns within minutes.

Among the snow-capped volcanoes of the Pacific Northwest, Mount Adams gets relatively little love. There are more glamorous volcanoes to climb (Mount Rainier) or to ski (Mount Hood) or that have ...

Social media videos are stoking fears about a catastrophic eruption in central Oregon, but the science tells a different story.

Mount Rainier (Figure 2.1) is one of about two dozen recently active volcanoes in the Cascade Range, a volcanic arc formed by subduction of the Juan de Fuca plate beneath the North American plate.

You know that very special rock you couldn’t resist picking up and taking home? The one with the uncanny shape, the surprising colors, the strange veins? On Saturday, you can take that rock to a ...

The 1980 eruption cycle made Mount St. Helens one of the most famous and now best-monitored volcanoes in the Cascades. But it is far from the only volcano in the range. From southern British Columbia ...

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 ...