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Areas of Potential Hazard from Lava Flows, Pyroclastic Flows, Mudflows, and Floods that May Result from Future Eruptions of Mount St. Helens

St. Helens, United States, 1978

Plate 2 in: Crandell, D.R. & Mullineaux, D.R. (1978). Potential Hazards from Future Eruptions of Mount St. Helens Volcano, Washington. U.S. Geological Survey, Bulletin 1383-C, 26 p. https://doi.org/10.3133/b1383C



This map was produced by an official agency, but is NOT 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

Crandell, D.R. & Mullineaux, D.R. (1978). Potential Hazards from Future Eruptions of Mount St. Helens Volcano, Washington. U.S. Geological Survey, Bulletin 1383-C, 26 p. https://doi.org/10.3133/b1383C
https://doi.org/10.3133/b1383C

Other Maps In Set:

Map Data

Map ID615
Hazard Process(es)Ash-cloud surges; Floods or jokulhaups; Flowage hazards; Lahars; Lava flows; PDCs
Hazard Zone PresentationGrouped by process (e.g. flowage/fall hazards) 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) ConsideredNo scenarios were discernable from the map
Hazard Zone Label(s)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)Contour lines
Basemap overlay(s)Street map
DiemsionalityPlanimetric (2D or map) view
Color SchemeDark to Light (greyscale)
Volcanic Alert Level System
Go to Global Volcanism Program page for St. Helens →