Global Volcanism Program | Image GVP-04554
A 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).