This Day in History ClassMount St. Helens erupts in Washington state - May 18th, 1980
On this day in 1980, triggered by a powerful earthquake, Mount St. Helens volcano erupted in Washington state, killing 57 people and forever changing the surrounding landscape.
On this day in 1980, triggered by a powerful earthquake, Mount St. Helens volcano erupted in Washington state, killing 57 people and forever changing the surrounding landscape.
