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Huge crater left by Mount St. Helens eruptions. Skamania County, Washington. 1980.


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Caption: Huge crater left by Mount St. Helens eruption. The May 18, 1980, eruption of Mount St. Helens volcano in Washington State produced a crater at the mountain approximately one kilometer wide and two kilometers long. According to U.S. Geological Survey scientists, the atom bomb-like force of the main eruption also exploded out about 5,000 feet of the north face of the mountain and leveled trees in a 185 square mile area. The volcano last erupted 123 years ago. PIO No. 80-179.


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U.S. Geological Survey

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PIO_80_179.jpg thumbnail 2.25 MB image/jpeg
PIO_80_179.tif 40.73 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_179

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