Come camp on the northside of Mount St. Helens. We'll provide meals, activities, and more! If you want to choose your own adventure that's cool too. | Mount St Helens Institute

58K views · 6.9K reactions | Mount St. Helens erupted 43 years ago Thursday after standing silent for over a century. The 1980 volcano eruption was the largest in recorded history. READ MORE >> https://bit.ly/3pVXr80 | The National Desk - TND | Facebook

Relive the 1980 eruption of Mount St. Helens: May 18, 1980 USGS’ Coldwater II observation post is 1300 feet above the North Fork Toutle River on South Coldwater Ridge, 5.5 miles north-northwest of Mount St. Helens. USGS scientist David Johnston had taken over from Harry Glicken on the evening of May 17. Before 7 AM, Johnston shoots three laser measurements to the bulge and radios the data to Vancouver (WA). After 8:32 AM, a ham operator records the transmission by Johnston, “Vancouver! Vancouver

Mount St. Helens has been far the most frequently active volcano in the Cascade Range during the past few thousand years, producing eruptions of a wide variety of types and scales. The most recent chapter in Mount St. Helens’ history was the 2004-2008 dome-building eruption, when spines of solid, but still hot, dacite lava punctured the surface. This is a video taken on February 1, 2005, during a time of growth and disintegration of the spines. By the time the eruption ended in late January 2008