1980 Mount St. Helens, Washington

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by Sci7ence
Last updated 8 years ago

Earth Sciences

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1980 Mount St. Helens, Washington

Future RiskMount St. Helen's past eruptions shows that there is no way to predict when the next eruption will occur. Scientist know that Mount St, Helens will erupt again but they are not sure when it will happen or how big it will be.

Areas Affected*Ash deposited over Eastern Washington and ten other states*Set off one of the largest landslides* Melted glaciers that caused mudslides *Entier forest were flatened

Casualties57 died directly from the erupton7 died from a plan crash, traffic accident and shoveling ash

1980 Mount St. Helens, Washington

Long Lasting EffectsAfter the eruption in 1980, most of the vegitation and wildlife returned to the environtment within a decade. This was far faster than anyone had guessed.

Specific CauseMount St Helens erupted after a 5.1 earthquake set off a large landslide. When the land moved, it exposed the core of the volcanoe setting of the explosion.

Other Interesting Fact*Mount St Helens in the most active volcano in Cascade Mountain Range

Ashley Neumiller


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