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Postglacial Lahars and Lahar-Hazard Zones at Mount Adams Volcano

Adams, United States, 1998

Plate 2 in: Vallance, J.W. (1999). Postglacial lahars and potential hazards in the White Salmon River system on the southwest flank of Mount Adams, Washington. U.S. Geological Survey, Bulletin 2161, 49 p., 2 plates. https://doi.org/10.3133/b2161



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

Vallance, J.W. (1999). Postglacial lahars and potential hazards in the White Salmon River system on the southwest flank of Mount Adams, Washington. U.S. Geological Survey, Bulletin 2161, 49 p., 2 plates. https://doi.org/10.3133/b2161
https://doi.org/10.3133/b2161

Other Maps In Set:

Map Data

Map ID1321
Hazard Process(es)Floods or jokulhaups; Lahars; Sedimentation or erosion
Hazard Zone PresentationSingle hazard: A single hazard process is represented on a series of small map panels of similar sizes
Temporal ScaleBackground, or long-term, map
Spatial ScalePart of volcano (flank or drainage)
Publication FormatPoster-style map insert in hazard assessment
Zonation Method(s)Geologic history
Zonation Model(s)
Scenario(s) ConsideredAnalog volcano(es); Size, VEI, or intensity; Specific past eruption
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)Contour lines
Basemap overlay(s)
DiemsionalityPlanimetric (2D or map) view
Color SchemeCategorical/Qualitative
Go to Global Volcanism Program page for Adams →