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Preliminary Volcano-Hazard Assessment for Okmok Volcano, Umnak Island, Alaska

Okmok, United States, 2005

Sheet 1 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 ID548
Hazard Process(es)Ballistics; Debris avalanches; Floods or jokulhaups; Lahars; Lateral or directed blasts; PDCs; Surges; Tephra fall
Hazard Zone PresentationHazard process-focused: Most hazard processes are separated by hazard process type on a main map panel
Temporal ScaleBackground, or long-term, map
Spatial ScaleVolcano and surrounding area
Publication FormatPoster-style map insert in hazard assessment
Zonation Method(s)Geologic history
Zonation Model(s)
Scenario(s) ConsideredSize, VEI, or intensity; Source location or direction; Specific past eruption; Style or type
Hazard Zone Label(s)Hazard process name; Scenario 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; Trail or hiking map
DiemsionalityPlanimetric (2D or map) view
Color SchemeRed to Yellow
Volcanic Alert Level System
Go to Global Volcanism Program page for Okmok →