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 ...

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 Cascades Volcano Observatory. So the alert earlier this month by the USGS that there has been a flurry of earthquakes around Adams got some attention from volcano watchers.

Benjamin Pauk, a geophysicist at the USGS Cascade Volcano Observatory in Vancouver, explained the logistics of installing the necessary equipment were complicated. USGS had contracted a helicopter ...

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 ...