Northeast crater wall above Sugar Bowl, Mount St. Helens with annot...
By Volcano Hazards Program
2003 (approx.)
Detailed Description
Northeast crater wall above Sugar Bowl, Mount St. Helens with annotated deposits from some of the Spirit Lake Stage eruptive periods. Photograph from late summer 2003.
Sources/Usage
Public Domain.
Related
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Holocene Activity Prior to May 18, 1980 Eruption
Summary of Holocene activity prior to the May 18, 1980 eruption.