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The snow on MSH that was not instantly flashed to steam by the heat, melted and formed large mudflows that destroyed 27 bridges, 200 homes, 185 miles of roadway, and 15 miles of railway.
Ino found at http://www.olywa.net/radu/valerie/StHelens.html
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∙ 14y ago
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Where was the Mount St. Helens eruption?
in wahington the state
How did people prepare for the eruption of mount saint helens?
how did people prepare for the mt. st. helens eruption
When did mount etna and mount st Helens erupt last?
The eruption of Mount St. Helens in 1980 lasted for 9 hours
How many deaths occured in the mount St Helens eruptions?
The 1980 eruption of Mount St. Helens killed 57 people.
How did mount st helens effect humans?
The way Mount Saint Helens affect mankind is that Mount Saint Helens eruption destroyed lots of homes killed 57 people in the eruption and the eruption from Mount Saint helens cost over one billion dollars in damage.
How big was the last eruption of Mount Fuji compared to the eruption of Mount Saint Helens?
about as 50% chance that mount saint helens' eruption is way bigger than mount fuji
Where was the Mount St. Helens eruption?
in wahington the state
What was mt st Helens most famous eruption?
The 1980 eruption of Mount St. Helens.
How did people prepare for the eruption of mount saint helens?
how did people prepare for the mt. st. helens eruption
When did mount etna and mount st Helens erupt last?
The eruption of Mount St. Helens in 1980 lasted for 9 hours
What was the latest eruption of Mount St. Helens?
The latest eruption was in 2008.
How many deaths occured in the mount St Helens eruptions?
The 1980 eruption of Mount St. Helens killed 57 people.
How did mount st helens effect humans?
The way Mount Saint Helens affect mankind is that Mount Saint Helens eruption destroyed lots of homes killed 57 people in the eruption and the eruption from Mount Saint helens cost over one billion dollars in damage.
What was the physical destruction of Mount St Helens eruption?
Just that. A volcanic eruption
When was the Mount St. Helens eruption?
May 18th, 1980
What type of eruption does mount saint helens have?
a pyroclastic flow
Was the 1980 mount saint helens eruption gentle?
yes. it was
