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 ...

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 ...

A swarm of small earthquakes is still shaking Mount Rainier, marking the most significant seismic activity at the Cascade volcano in decades. The U.S. Geological Survey’s Cascades Volcano Observatory, ...

As of January 4, 2021, Dr. Jon Major takes over leadership of the USGS Cascades Volcano Observatory from Seth Moran, who has served as the scientist-in-charge for the past five years. “It is my ...

MT. RAINIER, Wash. (KOMO) — Mount Rainier saw a swarm of hundreds of small earthquakes that started early Tuesday morning. The activity began just before 1:30 a.m. on July 8, with hundreds of ...