Skip to main content

Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS

A lock () or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Moulage

Mount Saint Helens Eruption, 1980

Mountains

Search our library’s catalog with this term

Mount St. Helens erupted on May 18, 1980, in deadliest and most economically destructive volcanic event in the history of the United States. Eighty-five deaths were directly attributed to the blast.

Used for:

  • Mt St Helens Volcano (1980)

Search again