Global Volcanism Program | Image GVP-09532
Gas-and-steam plumes (center) rise from the upper SSW flanks of Kupreanof. This is the largest and NE-most of a group of five relatively close Quaternary volcanic centers opposite Stepovak Bay. The only reported activity from Kupreanof consisted of minor steam and ash emission in 1987.
Photo by Tom Miller, 1973 (Alaska Volcano Observatory, U.S. Geological Survey).
This image is made available as a Public Domain Work, but proper attribution is appreciated.
Galleries: Geothermal Features