Deadly Eruption: Mount St Helens

On May 18, 1980, Mount St. Helens erupted with devastating force. Revisit the warnings, the explosion and the disaster that changed the Pacific Northwest.

For weeks, Mount St. Helens showed signs that something was stirring beneath its slopes. Then, on May 18, 1980, a massive landslide and explosive eruption transformed the mountain and the surrounding landscape in moments.

Deadly Eruption: Mt. St. Helens traces the buildup to one of the deadliest volcanic disasters in U.S. history. From forests flattened and rivers reshaped to the lives lost, this documentary tells the story of a day that revealed the immense power of the natural world.

Release Year: 2025

Runtime: 60 minutes

Rating: TV-PG

Cast:

 Gregory Walters