Mount St. Helens: May 18, 1980

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Detailed Description

USGS scientists recount their experiences before, during and after the May 18, 1980 eruption of Mount St. Helens. Loss of their colleague David A. Johnston and 56 others in the eruption cast a pall over one of the most dramatic geologic moments in American history.


Episode Number: 125

Date Taken:

Length: 07:30:00

Location Taken: Skamania County, WA, US