Spurr 840 yBP
Start: 840 yBP [1]
Event Type: Explosive
- Lahar, debris-flow, or mudflow [1]
- Pyroclastic flow, surge, or nuee ardente [1]
Description: From Waythomas and Nye (2002): "Lahar deposits that overlie the soil-tephra sequence were probably generated by pyroclastic flows during one or two eruptions about 840 years ago."
References Cited
[1] Preliminary volcano-hazard assessment for Mount Spurr Volcano, Alaska, 2002
Waythomas, C. F., and Nye, C. J., 2002, Preliminary volcano-hazard assessment for Mount Spurr Volcano, Alaska: U.S. Geological Survey Open-File Report 01-0482, 46 p.
full-text PDF 11.25 MB Complete Eruption References
Preliminary volcano-hazard assessment for Mount Spurr Volcano, Alaska, 2002
Waythomas, C. F., and Nye, C. J., 2002, Preliminary volcano-hazard assessment for Mount Spurr Volcano, Alaska: U.S. Geological Survey Open-File Report 01-0482, 46 p.
full-text PDF 11.25 MB 