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Mount St. Helens famously erupted on May 18, 1980. Smaller eruptions ocurred from 1980 to 1986, 1989 to 1991, and a few times from 2004 to 2008.

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9y ago
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11y ago

It erupted in the year of 1980.

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Anonymous

Lvl 1
3y ago

1980

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Q: What year did Mount St. Helens erupt?
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