Alaska Volcano Observatory
Spurr reported activity
EVENT SPECIFIC INFORMATION
Event Name : Spurr 840 yBP
|Start: 840 || Years BP Tephrochronology || |
|Lahar, debris-flow, or mudflow: ||
|Pyroclastic flow, surge, or nuee ardente: ||
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."
Page modified: March 30, 2017 14:36
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