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Debris avalanches are most likely to occur from the steep flanks of Tulik Volcano and the inner caldera walls of Okmok Volcano

Okmok, United States, 2005

Figure 17 in: Beget, J.E., Larsen, J.F., Neal, C.A., Nye, C.J., & Schaefer, J.R. (2005). Preliminary volcano-hazard assessment for Okmok Volcano, Umnak Island, Alaska. Department of Natural Resources, Division of Geological & Geophysical Surveys (DGGS), Report of Investigation RI 2004-3, 32 p., 1 sheet, scale 1:150,000. http://doi.org/10.14509/7042



This map was produced by an official agency, but may not be the most recent, most complete, or main operational map. For the current operational hazard map, please consult the proper institutional authorities.


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Map Set

Beget, J.E., Larsen, J.F., Neal, C.A., Nye, C.J., and Schaefer, J.R. (2005). Preliminary volcano-hazard assessment for Okmok Volcano, Umnak Island, Alaska. Department of Natural Resources, Division of Geological & Geophysical Surveys (DGGS), Report of Investigation RI 2004-3, 32 p., 1 sheet, scale 1:150,000. http://doi.org/10.14509/7042
http://doi.org/10.14509/7042

Other Maps In Set:

Map Data

Map ID3556
Hazard Process(es)Debris avalanches
Hazard Zone PresentationSingle hazard: A single hazard process is represented on a main map panel
Temporal ScaleBackground, or long-term, map
Spatial ScaleVolcano and surrounding area
Publication FormatFigure in a hazard assessment or mitigation plan
Zonation Method(s)Geologic history
Zonation Model(s)
Scenario(s) ConsideredNo scenarios were discernable from the map
Hazard Zone Label(s)Hazard process name
Probability Definition(s)Qualitative relative probability (e.g. high-medium-low)
PurposeMultiple: intended for multiple purposes including general hazard awareness, planning, and crisis management
AudienceMultiple audiences (usually the public, civil authorities, and land-use planners)
Language(s)English
Basemap(s)Hillshade
Basemap overlay(s)Street map
DiemsionalityPlanimetric (2D or map) view
Color SchemeSingle color
Volcanic Alert Level System
Go to Global Volcanism Program page for Okmok →