Eroded avalanche, North Fork Toutle River valley. Mount St. Helens, Cowlitz County, Washington. 1980.
Dates
Date Taken
1980
Summary
Index card: View of eroded avalanche and blast material in North Fork Toutle River valley, five miles downstream from mountain. Material is 450 feet deep at this point. Cowlitz County, Washington. 1980.
Summary
Index card: View of eroded avalanche and blast material in North Fork Toutle River valley, five miles downstream from mountain. Material is 450 feet deep at this point. Cowlitz County, Washington. 1980.
Available in the U.S. Geological Survey Denver Library Photographic Collection, Mount St. Helens Slide Collection, Cascades Volcano Observatory (CVO), A-E Collection.
Rights
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