Located earthquakes from April 11, 2022 to April 11, 2023 at Aniakchak volcano. Increased numbers of earthquakes began in October 2022, and the rate increased again in February 2023. Grey bars show periods when AVO's seismic network has has partial outages, affecting our ability to locate smaller earthquakes in the area. The red bar at the top shows the period of time that surface uplift has been seen using satellite radar data.
Image courtesy of AVO/USGS.