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Archive Home > 2008 > September > 14 > Explosive past

Explosive past

Lassen Peak: a living laboratory of volcanic activity

By John Gottberg Anderson / The Bulletin
September 14, 2008

MINERAL, Calif. —

Before there was Mount St. Helens, there was Lassen Peak.

Until St. Helens erupted in Washington state in 1980, the last major volcanic eruptions in the continental United States had occurred between 1914 to 1917 at this Northern California summit.

And because of the....

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