Mount Saint Helens

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Noun1.Mount Saint Helens - an active volcano in the Cascade Range in southwestern WashingtonMount Saint 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
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References in periodicals archive ?
"It was kind of reminiscent of Mount Saint Helens when it blew," she said.
Chapter 4 lists several Historic Landslides including the 1980 Mount Saint Helens slide following the eruption of the volcano.
The Meditation Chapel perched on top of Rocky Butte offered a phenomenal view of Mount Saint Helens and the Columbia River.
Mount Lassen (Lassen Peak) grew as a vent on the northern flank of a collapsed volcano originally named Mount Tehama, a stratovolcano that formed some 400,000 to 600,000 years ago with eruptions estimated to have been 50 times greater than Mount Saint Helens in 1980.
The dates range from the 19th century to the 1980s, and the emphasis is on features no longer there, including Vanport and Mount Saint Helens.
Far less energy is needed to do so in air, so ocean eruptions are more likely to resemble those of Kilauea than Mount Saint Helens or Mount Pinatubo.