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Approximate areas likely to be affected by pyroclastic flows and surges originating at the active vents of the Tanaga volcanic cluster, Tanaga Island, Alaska

Tanaga, United States, 2007

Figure 15 in: Coombs, M.L., McGimsey, R.G. & Browne, B.L. (2007). Preliminary volcano-hazard assessment for the Tanaga volcanic cluster, Tanaga Island, Alaska. U.S. Geological Survey, Scientific Investigations Report 2007-5094, 41 p., 1 plate. https://doi.org/10.3133/sir20075094



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

Coombs, M.L., McGimsey, R.G. & Browne, B.L. (2007). Preliminary volcano-hazard assessment for the Tanaga volcanic cluster, Tanaga Island, Alaska. U.S. Geological Survey, Scientific Investigations Report 2007-5094, 41 p., 1 plate. https://doi.org/10.3133/sir20075094
https://doi.org/10.3133/sir20075094

Other Maps In Set:

Map Data

Map ID1342
Hazard Process(es)PDCs; Surges
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; Scenario modeling
Zonation Model(s)Energy cone or line (Heim 1932; Sheridan 1979; Sheridan & Malin 1983)
Scenario(s) ConsideredMost-likely; Size, VEI, or intensity; Source location or direction
Hazard Zone Label(s)Hazard process name; Location or source name
Probability Definition(s)Qualitative relative probability (e.g. high-medium-low); Scenarios imply probability
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)
DiemsionalityPlanimetric (2D or map) view
Color SchemeCategorical/Qualitative
Go to Global Volcanism Program page for Tanaga →