The 1980 eruption cycle made Mount St. Helens one of the most famous volcanoes in the Cascades. But it is far from the only ...

The U.S. Geological Survey’s Cascades Volcano Observatory in Vancouver will host an open house 10 a.m. to 4 p.m. Saturday. Admission is free. Volcano scientists will be on hand to describe their ...

A stratovolcano in Europe erupted on June 2 and sent tourists running for safety. What is the status of Washington's most ...

May 18th marks the 45th anniversary of the eruption of Mt. St. Helens and the creation of the USGS Cascades Volcano Observatory. This Saturday they are holding an open house to teach people about ...

scientist-in-charge at the U.S. Geological Survey’s Cascades Volcano Observatory in Vancouver, Washington. Solving this puzzle is about more than satisfying geologic curiosity. The firestorm 40 ...

Scientists say the Kilauea volcano in Hawaii isn't done erupting. And it's not alone: 54 eruptions have been reported in 2025 ...

The earthquakes were monitored by the USGS Cascades Volcano Observatory (CVO) and Pacific Northwest Seismic Network (PNSN) and ranged in magnitudes from 0.9 to 2.0. None of the earthquakes were ...

Here’s hoping it’s nothing to blow your lid over. A normally quiet “high threat” volcano in Washington state has been rumbling at a record rate — prompting an alert from geologists who ...