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Map showing hazards expected from an eruption of Nevado del Ruiz, Colombia

Nevado del Ruiz, Colombia, 1992

Page 21 in: Wright, T. L., & Pierson, T. C. (1992). Living with volcanoes. US Geological Survey, Circular 1073. https://doi.org/10.3133/cir1073



This map was produced by an official agency of a foreign government, but is NOT the most recent, most complete, or main operational map. For the current operational hazard map, please consult the proper institutional authorities.


Click on image for full-size map. If link seems broken, try the archived version.

Map Data

Map ID470
Hazard Process(es)Lahars; Lava flows; PDCs; Tephra fall
Hazard Zone PresentationHazard process-focused: Most hazard processes are separated by hazard process type 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)Derived/simplified from another map
Zonation Model(s)
Scenario(s) ConsideredNo scenarios were discernable from the map
Hazard Zone Label(s)Hazard process name
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)
DiemsionalityPlanimetric (2D or map) view
Color SchemeCategorical/Qualitative
Volcanic Alert Level System
Go to Global Volcanism Program page for Nevado del Ruiz →