Slides of the July 22, 1980 eruption of Mount St. Helens. Skamania County, Washington. 1980.
Dates
Date Taken
1980-07-22
Summary
These slides of the July 22, 1980 eruption of Mount St. Helens. Jim Vallance was in a U.S. Forest Service fixed wing aircraft and Mike Doukas, Harry Glicken, and Rick Hoblitt were in a U.S. Geological Survey helicopter. There were three major eruptive pulses on July 22, 1980. They begin at 17:14, 18:30 and 19:02 PDT. 19:09 third eruptive pulse, view from west. Skamania County, Washington. (Photo by H. Glicken, USGS)
Summary
These slides of the July 22, 1980 eruption of Mount St. Helens. Jim Vallance was in a U.S. Forest Service fixed wing aircraft and Mike Doukas, Harry Glicken, and Rick Hoblitt were in a U.S. Geological Survey helicopter. There were three major eruptive pulses on July 22, 1980. They begin at 17:14, 18:30 and 19:02 PDT. 19:09 third eruptive pulse, view from west. Skamania County, Washington. (Photo by H. Glicken, USGS)
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Material Request Instructions
Available in the U.S. Geological Survey Denver Library Photographic Collection, Mount St. Helens Superset Collection, color transparencies (slides).
Rights
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