Trident, United States
Trident is a stratovolcano in the United States, 1,864 m (6,115 ft) high. Its last known eruption: 1964 or later. NOAA records no significant eruption here.
Trident on the map
Trident and the volcanoes within 300 km, colored by when each last erupted.
- Since 1964
- 1900 to 1963
- 1800s
- AD 1 to 1799
- Before AD 1, or undated
Now
From the USGS Volcano Hazards Program, read 15:32 UTC. USGS threat ranking: High Threat.
Normal / Green Alaska Volcano Observatory rates Trident at alert level Normal, aviation color code Green, since 2024-01-10 20:04 UTC.
AVO Trident GREEN/NORMAL - Seismicity beneath Trident Volcano has decreased; Aviation Color Code and Volcano Alert Level lowered to GREEN/NORMAL
The volcano
- Type
- Stratovolcano
- Elevation
- 1,864 m (6,115 ft)
- Country
- United States
- Region
- Alaska Peninsula
- Summit
- 58.236° N, 155.100° W
- Last known eruption
- 1964 or later
- Holocene activity known from
- Historical
- Smithsonian volcano number
- 312160
Significant eruptions
NOAA records eruptions that killed, did damage, were very large, or set off a tsunami or earthquake.
None on record.
Around it
The volcanoes within 300 km.
Earthquakes near TridentVolcanic ash advisories on the live map
Sources
Volcanoes and significant eruptions from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. Alert levels, color codes and notices from the USGS Volcano Hazards Program and its observatories, public domain. Volcano numbers are the Smithsonian Institution’s Global Volcanism Program’s.