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Global Volcanism Program | Image GVP-04554

This 2 March 1987 view from the west shows the ash deposition on the flanks of a cone in the SW corner of Okmok caldera. Intermittent explosive eruptions took place from November 1986 to February 1988 from Cone A. Cone C and Cone F are visible in the background. Photo by Harold Wilson (Peninsula Airways), 1987 (courtesy of John Reeder, Alaska Div. Geological Geophysical Surveys).

This 2 March 1987 view from the west shows the ash deposition on the flanks of a cone in the SW corner of Okmok caldera. Intermittent explosive eruptions took place from November 1986 to February 1988 from Cone A. Cone C and Cone F are visible in the background.

Photo by Harold Wilson (Peninsula Airways), 1987 (courtesy of John Reeder, Alaska Div. Geological Geophysical Surveys).

Creative Commons Icon This image is made available under the Creative Commons BY-NC 4.0 license terms.

Keywords: caldera | crater | ashfall | scoria cone | tephra


Okmok