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USGS scientist surveys volcano damage at stream near Mount St. Helens. Skamania County, Washington. 1980


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Caption: Scientist surveys Mount St. Helens damage. Volcano damage at debris and ash clogged stream near Mount St. Helens in Washington state is examined by U.S. Geological Survey scientist after the mountain exploded violently on May 18, 1980. Over one cubic kilometer of ash and rock were ejected by the Cascade Mount Range volcano during its first eruption in 123 years. The eruption, which leveled a 185-square mile area, spread volcanic debris up to several hundred feet thick in some places. PIO 80-180g


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U.S. Geological Survey

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PIO_80_180g.jpg thumbnail 4.18 MB image/jpeg
PIO_80_180g.tif 43.64 MB image/geotiff

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Available in the U.S. Geological Survey Denver Library Photographic Collection, 2010 DENPH0011, PIO Collection.


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Photo Number PIO_80_180g

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