Mount St. Helens

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Noun1.Mount St. Helens - an active volcano in the Cascade Range in southwestern WashingtonMount St. Helens - an active volcano in the Cascade Range in southwestern Washington; erupted violently in 1980 after 123 years of inactivity
Evergreen State, WA, Washington - a state in northwestern United States on the Pacific
Cascade Mountains, Cascade Range, Cascades - a mountain range in the northwestern United States extending through Washington and Oregon and northern California; a part of the Coast Range
References in periodicals archive ?
Fish and Wildlife Service, and Skamania County to develop an integrated vision for Mount St.
This reprinting of a 2007 original publication provides a narrative memoir of one woman's interaction with Mount St.
We took on the modeling of enormously complicated pyroclastic density currents, notably the classic, notorious May 1980 lateral blast that destroyed 500 square kilometers of forested terrain at Mount St.
Charles Mandeville, associate program coordinator of the Volcanic Hazards Program at the USGS, notes that when Mount St.
Clay's nativity scene, right, made of volcanic ash from Mount St.
A common thread running through discussion of Mount St.
Pelee, Martinique in 1902, Tristan de Cunha in the South Atlantic Ocean in 1961, and Mount St.
Chapter Four is about Dennis Kunkel and his study of how places such as Mount St.
The Dana Club, a geology club at Pasadena City College in California, was one of two groups outside the scientific community to hike into the Mount St.
Weyerhaeuser continued with steady growth, set back only in 1980 when more than 27,000 hectares of company forests were devastated by the eruption of Mount St.
The mountain and much of the blast zone are now called the Mount St.