Dana Block and Ash Flow

Start: 3840 yBP [1]

Event Type: Explosive

Max VEI: 5 [2]

Event Characteristics:
  • Pyroclastic flow, surge, or nuee ardente [1]

Description: From Wood and Kienle (1990): "A block-and-ash flow erupted 3,840 yBP fills valleys south and west of the crater."
The Global database on large magnitude explosive volcanic eruptions (LaMEVE; 2017) reports a magnitude of 5, bulk eruptive volume of 1.0 cubic km and a dense rock equivalent eruptive volume of 0.40 cubic km for the eruption.

References Cited

[1] Volcanoes of North America: United States and Canada, 1990

Wood, C. A., and Kienle, Juergen, (eds.), 1990, Volcanoes of North America: United States and Canada: New York, Cambridge University Press, 354 p.

[2] Volcanoes of the World, 2013

Global Volcanism Program, 2013, Volcanoes of the World, v. 4.5.3. Venzke, E (ed.): Smithsonian Institution. Downloaded 2017. http://dx.doi.org/10.5479/si.GVP.VOTW4-2013

Complete Eruption References

Volcanoes of North America: United States and Canada, 1990

Wood, C. A., and Kienle, Juergen, (eds.), 1990, Volcanoes of North America: United States and Canada: New York, Cambridge University Press, 354 p.
Hard Copy held by AVO at FBKS - CEC shelf