AVO Iliamna GREEN/NORMAL - Large avalanche detected on northeast flank. No increase in volcanic unrest.
- Level
- Minor (1/5)
- Command
- NORTHCOM
- Region
- North America
- Category
- Volcanic activity
- Source
- USGS Volcano Notices
Volcanic ActivityMinor (1/5)Official statement14th Volcanic activity alert in the last 30 days
At a glance
- What
- Volcanic Activity
- Where
- 60.03 N, 153.09 W
- Who
- USGS Volcano Notices
- When
- Nov 13, 2026 at 7:54 PM UTC
- Pace
- 14th Volcanic activity alert at severity 1+ in the last 30 days
Official Statements
USGS Volcano Notices, November 13: โNov 13, 2026 21:04 - A large rock and ice avalanche at Iliamna Volcano was detected by seismic and infrasound sensors at 04:37 AKST (13:37 UTC) this morning, November 13. Preliminary geophysical analyses suggest the avalanche occurred on the Lateral Glacier, on the northeast flank of the volcano. Large avalanches are common at Iliamna Volcano, and the event does not indicate volcanic unrest.โ
Source: USGS Volcano Notices
