Mount St. Helens detail
CountryUSA
TypeStratovolcano
Elevation2549 m
Last Eruption2008
About Mount St. Helens detail
The 1980 lateral blast was the first recorded in history. It created a horseshoe-shaped crater 2 km wide. The debris avalanche was the largest in recorded history. Spirit Lake was displaced and raised 60 meters. The Pumice Plain became a living laboratory for ecological succession.
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