On January 23, 2017, after an energetic earthquake swarm was detected on Tanaga Island, the Alaska Volcano Observatory raised the aviation color code to YELLOW and the alert level to Advisory. As of January 26, earthquakes continue to be located within 6 to 7 km of Takawangha volcano. No activity has been detected at the volcano in satellite data.
Image courtesy of the AVO/ADGGS.
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