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Aerial view of the big phreatic-explosion pit, from the east, Mount St. Helens. Skamania County, Washington. 1980.


Date Taken


Album caption: Aerial view of the big phreatic-explosion pit, from the east, Mount St. Helens. Pyroclastic-flow deposits of June 12, 1980, have pooled in the base of the pit; tongues of pyroclastic flow deposits of July 22 have entered east (near) side. Hills of debris-avalanche deposits occur around pit. Part of Coldwater Ridge is in upper right corner. Skamania County, Washington. October 6, 1980. Published as figure 291 in U.S. Geological Survey. Professional paper 1250. 1981. Handwritten notes on album caption: (Photo by P. Rowley) Index card unavailable.


Data Owner :
U.S. Geological Survey
Photographer :
Rowley, Peter D.

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msh_1250_00106.jpg thumbnail 1.65 MB
msh_1250_00106.tif 23.35 MB

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Additional Information


Type Scheme Key
name photoLibrary msh_1250_00106
number photoLibrary 26987
batch photoLibrary btch141
number_in_book photoLibrary 106

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