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Map of Mount Shasta volcano and adjacent area.

Shasta, United States, 1989

Figure 17 in: Crandell, D.R. (1989). Gigantic debris avalanche of Pleistocene age from ancestral Mount Shasta Volcano, California, and debris-avalanche hazard zonation. U.S. Geological Survey, Bulletin 1861, 32 p. https://doi.org/10.3133/b1861



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. (1989). Gigantic debris avalanche of Pleistocene age from ancestral Mount Shasta Volcano, California, and debris-avalanche hazard zonation. U.S. Geological Survey, Bulletin 1861, 32 p. https://doi.org/10.3133/b1861
https://doi.org/10.3133/b1861

Other Maps In Set:

Map Data

Map ID591
Hazard Process(es)Debris avalanches
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)Scenario modeling
Zonation Model(s)Energy cone or line (Heim 1932; Sheridan 1979; Sheridan & Malin 1983)
Scenario(s) ConsideredSize, VEI, or intensity
Hazard Zone Label(s)Scenario 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)Simple or sketch map
Basemap overlay(s)
DiemsionalityPlanimetric (2D or map) view
Color SchemeSymbols and/or lines only
Go to Global Volcanism Program page for Shasta →