Mount Shishaldin volcano is the highest and one of the Aleutian Island’s most active volcanoes. The Shishaldin local name is Sisquk, which means “mountain which points the way when I am lost.”
| Location: | Aleutian Islands, Alaska |
| Coordinates: | 54.754490, -163.970362 |
| Volcano Type: | Stratovolcano |
Mount Shishaldin’s Location
Mount Shishaldin’s Latest Status
2026: Current Volcano Alert Level: WATCH
Mount Shishaldin’s Eruptive History
| 7550 BCE | Oldest confirmed eruption (radiocarbon) |
| 1970’s | Multiple ash eruptions and steam plumes. |
| 1980’s | Ongoing ash eruptions and steam emissions. |
| 1995 | Ash eruption to 10km. Ongoing steam plumes and thermal anomalies. |
| 1999 | Strombolian eruptions. Incandescent blocks to 200m above the crater. No lava flows. |
| 2000 | Phreatic eruptions, small explosions and thermal anomalies. |
| 2015 | Active lave lake, fire fountaining and explosive activity. |
| 2019/2020 | Multiple lava flows, pyroclastic flows and ash eruptions. Vivid lava flows (NE flank) were observed from Cold Bay. |
| 2023 | Paroxysm episode underway. Lava fountaining, lava flows and plume to 14km. |
| 2024 | Low level unrest continues. |
Mount Shishaldin Monitoring
For monitoring of United States Volcanoes, please refer to USGS.
Mount Shishaldin Images
