Sentinel-2 view of Great Sitkin acquired at 22:49 UTC on January 9, 2019. The visible (left) and short-wave infrared (SWIR) false color (right) images show a very small steam plume emanating from the central crater, accompanied by SWIR anomalies.
Image courtesy of AVO/USGS.
Please cite the photographer and the Alaska Volcano Observatory / U.S. Geological Survey when using this image.
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