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Composite Area of Possible Ash Fallout in Upper Cook Inlet for a Future Eruption of Iliamna Volcano

Iliamna, United States, 1999

Figure 9 in: Waythomas, C.F. & Miller, T.P. (1999). Preliminary volcano-hazard assessment for Iliamna Volcano, Alaska. U.S. Geological Survey, Open-File Report 99-373, 31 p., 1 plate. https://doi.org/10.3133/ofr99373



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

Waythomas, C.F. & Miller, T.P. (1999). Preliminary volcano-hazard assessment for Iliamna Volcano, Alaska. U.S. Geological Survey, Open-File Report 99-373, 31 p., 1 plate. https://doi.org/10.3133/ofr99373
https://doi.org/10.3133/ofr99373

Other Maps In Set:

Map Data

Map ID1174
Hazard Process(es)Tephra fall
Hazard Zone PresentationSingle hazard: A single hazard process is represented on a main map panel
Temporal ScaleBackground, or long-term, map
Spatial ScaleRegional
Publication FormatFigure in a hazard assessment or mitigation plan
Zonation Method(s)Geologic history
Zonation Model(s)
Scenario(s) ConsideredSeason or weather; Size, VEI, or intensity
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)Simple or sketch map
Basemap overlay(s)Infrastructure map; Street map
DiemsionalityPlanimetric (2D or map) view
Color SchemeSymbols and/or lines only
Volcanic Alert Level System
Go to Global Volcanism Program page for Iliamna →