News

Join volcano scientists from around the world during scientific meeting and associated public event in Portland.

MEDIA ADVISORY

Twenty-five middle-school girls from 11 cities in Washington and Oregon are participating in the third annual “GeoGirls” outdoor volcano...

Today, in 1980, Mount St. Helens unleashed the most devastating eruption in U.S. history. Two years later, USGS founded the Cascades Volcano...

As of May 5, the PNSN has located 47 earthquakes near Mount St. Helens since the seismic network was restored on April 21, 2017.

May is Volcano Preparedness Month in Washington, providing residents an opportunity to become more familiar with volcano hazards in their communities...

The world's largest eruption of the 20th century occurred in 1912 at Novarupta on the Alaska Peninsula. An estimated 15 cubic kilometers of magma was...

The current pattern of seismicity is similar to swarms most recently seen at Mount St. Helens in March-May 2016, and in 2014 and 2013. 

On November 14, 2016, the news media are invited to visit CVO and interview VDAP scientists about their work assisting foreign counterparts—responding...

New mapping in the western portion of the Columbia Gorge in Skamania County, Washington, shows previously unrecognized landslides beneath dense forest...

MEDIA ADVISORY

Twenty middle-school girls from Washington and Oregon are participating in the second annual “GeoGirls” outdoor volcano science program...