Volcano-Hazard Zonation for San Vicente Volcano, El Salvador
San Vicente, El Salvador, 2001
Plate 1 in: Major, J.J., Schilling, S.P., Pullinger, C.R., Escobar, C.D., & Howell, M.M. (2001). Volcano-Hazard Zonation for San Vicente Volcano, El Salvador. U.S. Geological Survey, Open-File Report 2001-367, 22 p., 1 plate. https://doi.org/10.3133/ofr01367
This map was produced by an official agency of a foreign government, 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 Data
Map ID 491 Hazard Process(es) Ballistics; Distal hazards; Lahars; Lateral or directed blasts; Lava flows; PDCs; Proximal hazards; Surges Hazard Zone Presentation Grouped by location (e.g. proximal/distal zones) on a series of small map panels of similar sizes Temporal Scale Background, or long-term, map Spatial Scale Volcano and surrounding area Publication Format Poster-style map insert in hazard assessment Zonation Method(s) Scenario modeling Zonation Model(s) Energy cone or line (Heim 1932; Sheridan 1979; Sheridan & Malin 1983); LAHARZ or modified version (such as PFZ) (Iverson et al. 1998; Schilling 1998; Schilling 2014) Scenario(s) Considered Analog volcano(es); Size, VEI, or intensity; Style or type Hazard Zone Label(s) Hazard process name; Location or source name; Scenario name Probability Definition(s) Qualitative relative probability (e.g. high-medium-low) Purpose Multiple: intended for multiple purposes including general hazard awareness, planning, and crisis management Audience Multiple audiences (usually the public, civil authorities, and land-use planners) Language(s) English Basemap(s) Contour lines Basemap overlay(s) Street map Diemsionality Planimetric (2D or map) view Color Scheme Dark to Light (greyscale)