Mount St. Helens stood silent for over a century in Washington’s Cascade Range, but that all changed 45 years ago Sunday when ...

A group of retired US Army Corps of Engineers members reunited at the Sediment Retention Structure just three days after the 45th anniversary of the Mount St. Helens eruption.

According to the USGS, Mount St. Helens is the most active volcano in the lower 48 states and the most likely in the Cascades to erupt again.

Mount St. Helens, the largest volcanic eruption in US history, was commemorated this weekend, 45 years after its eruption, ...

57 people died in the eruption, but the disaster gave scientists a way to develop monitoring tools, improving their ability ...

Visitors gathered at Mount St. Helens to mark the 45th anniversary of the 1980 eruption. WASHINGTON, USA — Despite the clouds ...

The 1980 Mount St. Helens eruption began with a steady series of earthquakes in March. By April it began spewing smoke, ...

Residents of the Tri-Cities area reflected on the 45th anniversary of the Mount St. Helens eruption, a day that claimed 57 ...

May 18 marks the 45th anniversary of the catastrophic eruption of Mount St. Helens in southwestern Washington. The blast in 1980 killed dozens of people and reshaped the volcanic peak in the ...

When Mount St. Helens erupted on May 18, 1980, it caused enormous devastation. The eruption triggered mudslides, an explosion, and plumes of ash that did enormous damage. The death of 57 people ...

Nobody could have predicted how bad it would be. The devastating eruption of Mount St. Helens on May 18, 1980, was a global event in more ways than one: As ash from the Northwest volcano circled ...

On May 18, 1980, Mount St. Helens finally erupted. The volcano had been grumbling and spewing ash for months. By the end of April the actual volcano began to bulge. A 5.1 magnitude earthquake ...