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Mapa Preliminar de Amenaza Volcánica, Complejo Volcánico de Santa Ana

Preliminary Map of Volcanic Hazard, Santa Ana Volcanic Complex

Santa Ana, El Salvador, 2004

Ferrés, D., Escobar, D., Pullinger, C., Vallance, J.W., & Griswold, J.P. (2004). Mapa Preliminar de Amenaza Volcánica, Complejo Volcánico de Santa Ana. Servicio Nacionale de Estudios Terretoriales (SNET), Ave. Roosevelt y 55 Ave. Norte, Torre El Salvador (IPSFA).



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.


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

Map Data

Map ID860
Hazard Process(es)Ballistics; Debris avalanches; Gas; Lahars; Lava flows; Tephra fall
Hazard Zone PresentationHazard process-focused: Most hazard processes are separated by hazard process type on a series of small map panels of similar sizes
Temporal ScaleBackground, or long-term, map
Spatial ScaleVolcano and surrounding area
Publication FormatMap sheet or poster
Zonation Method(s)Geologic history; Scenario modeling
Zonation Model(s)LAHARZ or modified version (such as PFZ) (Iverson et al. 1998; Schilling 1998; Schilling 2014); Unknown lahar flow model (Unknown reference); Unknown tephra model (Unknown reference)
Scenario(s) ConsideredSeason or weather; Size, VEI, or intensity; Specific past eruption
Hazard Zone Label(s)Hazard process name; Scenario name
Probability Definition(s)Qualitative relative probability (e.g. high-medium-low)
PurposeLand-use planning: Intended to inform citing of facilities, building restrictions, resource management, and infrastructure development
AudienceMultiple audiences (usually the public, civil authorities, and land-use planners)
Language(s)Spanish
Basemap(s)Hillshade
Basemap overlay(s)Street map
DiemsionalityPlanimetric (2D or map) view
Color SchemeRed to Yellow
Volcanic Alert Level System
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