Okmok reported activity

Event Name : Okmok 2000 yBP

Start: 2000

Years BP Tephrochronology

Debris-avalanche, volcanic avalanche, or landslide:

Description: From Beget and others (2005): "A debris avalanche deposit up to 10 meters thick overlies the 2,000-year-old pyroclastic flow surface on the southeast flank of Okmok Volcano. This debris avalanche originated on Tulik Volcano, covers 20 square kilometers, and the resulting deposit can be traced more than 6 kilometers down slope to the shore of the Pacific Ocean."