Topographic shaded relief map of Blue Mountain, The Gas Rocks, Mount Peulik, and Ugashik Caldera.

Topographic shaded relief map of Blue Mountain, The Gas Rocks, Mount Peulik, and Ugashik Caldera.

Date: 2007
Volcano(es): Blue Mtn Gas Rocks, the Ugashik caldera Peulik
Photographer: U.S. Geological Survey
URL: avo.alaska.edu/image/view/13749
Credit: Image created by the Alaska Volcano Observatory using BigTopo 7 software and AllTopo 7 U.S. Geological Survey topographic maps.
Use Restriction: Please cite the Alaska Volcano Observatory, the U.S. Geological Survey, BigTopo 7, and AllTopo 7 when using this image.
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