Long-quiet volcanoes in the Cascades region of the Pacific Northwest are still underpinned by large reservoirs of magma, new ...

Beneath dormant volcanoes in the Cascades region of the Pacific Northwest, scientists found large reservoirs of magma. The discovery challenges […] ...

Long-quiet volcanoes in the Cascades region of the Pacific Northwest ... not just during an active state." The magma chambers discovered in the current study aren't poised to cause disaster ...

Related: What's the difference between an active, dormant and extinct volcano? The new findings come courtesy of an upgrade to U.S. Geological Survey seismic monitoring stations in the Cascade ...

When most of us think about active volcanoes in the U.S., Mount St. Helens, Mt. Rainier and a few others will first come to mind. However, one of the most active volcanoes in the region is about a ...

The researchers were studying the volcanic landscape of the Cascade Range when the discovery was made. “It is a continental-size lake stored in the rocks at the top of the mountains, like a big water ...

“It is all locked up in fractures in the bedrock but it’s what we call active groundwater ... much water is stored beneath the volcanic rocks of the Cascades. It was widely known for decades ...

Scientists have found giant magma reservoirs under dormant volcanoes in the Cascades. A new study shows that the magma system can persist even after eruptions.

It has been in a lethargic state for 4,800 years and new data is helping geologists to better assess possible eruptions ...