Today in History: Worst Volcano Eruption in U.S. History Occurs in Washington State

36 years ago today, Mount St. Helens exploded in the most destructive volcanic event in U.S. history.

In the following days, the Washington State Patrol modified its cars to perform in the ash and Troopers worked tirelessly to provide assistance to the citizens of Washington.

Check out these archived photos we found from that fatal day.

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