Mount St. Helens National Volcanic Monument
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Bookmark History
Saved by 7 people (-4 private), first by anonymouse user on 2006-07-26
- Claireizat on 2009-06-08 - Tags no_tag
- Mstunik on 2009-06-04 - Tags olympic
- Jwhitten on 2008-05-08 - Tags imported , NationalParksandMonuments , washington
- Luke1946 on 2008-03-29 - Tags Links , Site
- Whiteknoll on 2008-01-14 - Tags fifthgrade , science , volcano
Public Sticky notes
Shaken by an earthquake measuring 5.1 on the Richter scale
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the north face of this tall symmetrical mountain collapsed in a massive rock
debris avalanche. Nearly 230 square miles of forest was blown down or buried
beneath volcani
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the same time a mushroom-shaped column of ash rose thousands of feet skyward and
drifted downwind, turning day into night as dark, gray ash fell over eastern
Washington and beyond. The eruption lasted 9 hours, but Mount St. Helens
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In 1982, the President and Congress created the 110,000-acre National Volcanic Monument for research, recreation, and education. Inside the Monument, the environment is left to respond naturally to the disturbance.
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Public Comment