Uploaded May 2013 | Updated September 2026, 2 weeks ago

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May 18, 1980: The Mount St. Helens eruption was the only significant eruption to occur in the contiguous 48 U-S states since the 1915 eruption of Lassen Peak in California. 57 people died. Hundreds of square miles of Washington State were reduced to wasteland causing over a billion dollars in damage. Audio and video from CBS News, CBS Radio News, KOMO-TV and Radio.