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Approximate extent of proximal hazard zones from ashfall and ballistics near the Tanaga volcanic cluster, Tanaga Island, Alaska

Tanaga Volcanic Cluster (Sajaka, Takawangha, & Tanaga), United States, 2007

Figure 14 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 ID3558
Hazard Process(es)Ballistics; Tephra fall
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) ConsideredSource location or direction
Hazard Zone Label(s)Estimated value or Hazard Impact Metric; Hazard process name
Probability Definition(s)No probability definition was discernable from the map
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 SchemeCategorical/Qualitative
Volcanic Alert Level System
Go to Global Volcanism Program page for Tanaga Volcanic Cluster (Sajaka, Takawangha, & Tanaga) →