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Mount St. Helens Reawakens: The Thirtieth Anniversary

2010 March 18
by Dave Schumaker

Vancouver, Wash.—A magnitude 4.2 earthquake 30 years ago Saturday marked the reawakening of Mount St. Helens after 123 years of inactivity and set the stage for the most destructive eruption in U.S

Via Mount St. Helens Reawakens: The Thirtieth Anniversary

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