What the records say
- When
- 300 BCE
- Kind
- Volcanic eruption
- Coordinates
- 46.21° N, 121.49° W
- Vei
- 2
- Date uncertainty
- year uncertain
- Unit
- Tephra layer 22
- Dated by
- Correlation: Tephrochronology
- Volcano number
- 321040
- Eruption number
- 20515
The source
- Smithsonian GVP Volcanoes of the World: Holocene eruptionsGlobal Volcanism Program, Smithsonian InstitutionSmithsonian terms of use: personal, educational and non-commercial use, with creditGlobal Volcanism Program, Smithsonian Institution: Volcanoes of the World v5.3, https://doi.org/10.5479/si.GVP.VOTW5-2025.5.3Source page