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IMAGE 176011
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The growing lava dome at Great Sitkin Volcano is visible in this August 28, 2021, GeoEye-1 near-infrared (NIR) image. A steam plume emanates from the dome center where slight incandescence (red) is visible. The dome is now approximately 1040 m by 760 m and just starting to reach the western and southern summit crater walls. The lava dome volume is estimated at 16 million cubic meters.

Date: August 28, 2021 10:41 PM UTC
Volcano(es):Great Sitkin
Photographer/Creator: Dietterich, Hannah

Citation Information:
Image courtesy of AVO/USGS.
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