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Preliminary Volcano-Hazard Assessment for the Katmai Volcanic Cluster

Katmai Volcanic Cluster (Alagogshak, Griggs, Katmai, Mageik, Martin, Novarupta, Snowy Mountain, & Trident), United States, 2001

Plate 1 in: Fierstein, J. & Hildreth, W. (2001). Preliminary volcano-hazard assessment for the Katmai Volcanic Cluster, Alaska. U.S. Geological Survey Open-File Report 00-489, 50 p., 1 plate. https://doi.org/10.3133/ofr00489



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 Data

Map ID574
Hazard Process(es)Ballistics (text only); Debris avalanches (text only); Floods or jokulhaups; Floods or jokulhaups (text only); Gas (text only); Lahars; Lahars (text only); Lava dome-related hazards (text only); Lava flows (text only); PDCs (text only); Rockfalls (text only); Surges (text only); Tephra fall; Tephra fall (text only); Tsunami (text only)
Hazard Zone PresentationGrouped by process (e.g. flowage/fall hazards) on a series of small map panels of similar sizes
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) ConsideredNo scenarios were discernable from the map
Hazard Zone Label(s)Hazard process name; Qualitative relative probability (e.g. high-medium-low)
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)Flight paths or airspace map
DiemsionalityPlanimetric (2D or map) view
Color SchemeCategorical/Qualitative
Volcanic Alert Level System
Go to Global Volcanism Program page for Katmai Volcanic Cluster (Alagogshak, Griggs, Katmai, Mageik, Martin, Novarupta, Snowy Mountain, & Trident) →