Tephra section at 25AAMC042, about 5 miles southwest of Korovin volcano. Photo taken during field work at Atka volcanic complex, northern Atka Island.

Tephra section at 25AAMC042, about 5 miles southwest of Korovin volcano. Photo taken during field work at Atka volcanic complex, northern Atka Island.

Date: Sep 1st, 2025
Volcano(es): Atka volcanic complex
Photographer: Coombs, Michelle
URL: avo.alaska.edu/image/view/196911
Credit: Image courtesy of AVO/USGS.
Use Restriction: Please cite the photographer and the Alaska Volcano Observatory / U.S. Geological Survey when using this image.
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