Mount Adams, Washington state's largest active volcano, is witnessing a surge in seismic activity. The seismic activity has ...

Recent increased seismic activity at Mt. Adams has brought state, tribal, and federal leaders together to reassess their ...

Mount St. Helens erupted 45 years ago in May, and recently, we've seen increased activity at Mount Adams. But that activity ...

David A. Johnston was killed just hours after his last ever picture was taken. The volcanologist from Chicago, US was once one of the principal scientists on the USGS monitoring team. And his interest ...

Snowmobilers, including one with a serious leg injury, were rescued following an avalanche on Mount St. Helens on Feb. 17.The ...

This striking satellite photo shows the unusual shape of Spirit Lake, which was transformed into a giant anatomically inaccurate heart by the explosive eruption of Mount St. Helens in 1980.

PORTLAND, Ore. (KOIN) — After an avalanche on Mt. St. Helens left one snowmobiler stuck and another injured, a fellow snowmobiler managed to aid them before calling in a rescue group on Monday.

Similarly, the 1980 eruption of Mount St. Helens-just 50 miles from Mount Rainier-triggered a lahar that destroyed over 200 homes and contributed to the deaths of 57 people. In response to the ...

The eruption — the ninth since the volcano ... But as a shield volcano, Kilauea doesn’t have explosive, Mt. St. Helens-type eruptions. Instead, it emits a steady stream of fluid lava that ...

Rescuers saved three snowmobilers who triggered an avalanche on Mount St. Helens. One man suffered a severe leg injury, but ...

Mount St. Helens erupted 45 years ago in May ... prompting a new plan in case of a future volcanic eruption.