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When will mount st Helena erupt?

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Nearly 40 Years After Mount St. Helens' Deadly Eruption, It's 'Recharging'. Are we ready? MIKE MCRAE. 20 MAY 2017. It's been 37 years as of last Thursday since the Mount St. read more

On May 18, 1980, a major volcanic eruption occurred at Mount St. Helens, a volcano located in Skamania County, in the State of Washington. The eruption (a VEI 5 event) was the most significant volcanic eruption to occur in the contiguous 48 U.S. states since the much smaller 1915 eruption of Lassen Peak in California. read more

Mount St. Helens, Washington, is the most active volcano in the Cascade Range. Its most recent series of eruptions began in 1980 when a large landslide and powerful explosive eruption created a large crater, and ended 6 years later after more than a dozen extrusions of lava built a dome in the crater. read more

The 1980 Mount St. Helens Eruption. Audio slideshow: Mount St Helens (6:29 min) - Volcanologist Sarah Henton discusses the Cascade Mountains and explains the geology and impact of the 1980 Mount St Helens eruption. A 3D model of Mount St. Helens; A 3D model of Mount St. Helens on 14 September 1975, before eruption. read more

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