ALASKA VOLCANO OBSERVATORY DAILY UPDATE
U.S. Geological Survey
Wednesday, January 25, 2023, 12:04 PM AKST (Wednesday, January 25, 2023, 21:04 UTC)
Seismicity remained low at Great Sitkin Volcano over the past 24 hours. No activity was observed in cloudy satellite and web camera imagery.
Great Sitkin Volcano is monitored by local seismic and infrasound sensors, satellite data, web cameras, and regional infrasound and lightning networks.
Seismicity remains slightly elevated with weak tremor observed over the past day. A steam and gas plume was observed from the north crater of Mt. Young in web cam images from yesterday evening. No activity was observed in cloudy satellite imagery.
Small eruptions producing minor ash deposits within the vicinity of the active north crater of Mount Young and ash clouds usually under 10,000 ft (3 km) above sea level have characterized the recent activity. Additional ash-producing events could occur again with little warning.
Semisopochnoi volcano is monitored by local seismic and infrasound sensors, satellite data, web cameras, and regional infrasound and lightning networks.
Numerous small, local earthquakes were detected at Takawangha volcano over the past day. No signs of unrest were seen in cloudy satellite views of the volcano.
Takawangha volcano is monitored by local seismic and infrasound sensors, satellite data, and regional infrasound and lightning networks.
OTHER ALASKA VOLCANOES
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Matt Haney, Acting Scientist-in-Charge, USGS email@example.com (907) 786-7497
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The Alaska Volcano Observatory is a cooperative program of the U.S. Geological Survey, the University of Alaska Fairbanks Geophysical Institute, and the Alaska Division of Geological and Geophysical Surveys.