AVO Great Sitkin ORANGE/WATCH – Slow eruption of lava within the summit crater continues. Weak seismicity was observed …

Sep 13, 2024 20:00 – No major change occurred this week at Great Sitkin Volcano. The ongoing eruption continues to slowly fill the summit crater with lava. A September 10 satellite radar image shows that the current eruption is feeding an active lobe of lava in the eastern part of the summit crater. AVO’s seismic network has detected rockfalls from the advancing northern part of this lobe throughout the week. The current eruption is also causing frequent, small volcanic earthquakes. When the weather was clear, satellite images showed elevated temperatures from the active lava flow surface.The …