Volcanic Hazard Map for the Hunga Volcano 2021
Hunga Tonga-Hunga Ha'apai, Tonga, 2022
Figure 3 in: Tonga Geological Services. (2022). Volcanic Hazard Map for the Hunga Volcano 2021. Facebook post 2022-01-03. https://www.facebook.com/tongageologicalservice/posts/228114139479654.
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 Data
Map ID 3382 Hazard Process(es) Ballistics; Debris avalanches; Explosion hazards, unspecific; Gas (text only); Lava dome-related hazards; Laze; Surges; Tephra fall; Tsunami; Vog; Water disturbances or marine hazards Hazard Zone Presentation Hazard level-focused: All or most hazards are combined by hazard level on a main map panel Temporal Scale Crisis, or short-term, map (hours to decades) Spatial Scale Volcano and surrounding area Publication Format Part of an information statement, bulletin, or other alert product Zonation Method(s) Geologic history Zonation Model(s) Scenario(s) Considered No scenarios were discernable from the map Hazard Zone Label(s) Hazard process name; Qualitative relative probability (e.g. high-medium-low) Probability Definition(s) Qualitative relative probability (e.g. high-medium-low) Purpose Hazard awareness: Intended for educating the audience about the extent and probability of volcanic hazard Audience General public and/or media Language(s) English Basemap(s) Digital Elevation Model (DEM) Basemap overlay(s) Hillshade Diemsionality Planimetric (2D or map) view Color Scheme Red to Green