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Probabilistic PDC invasion maps for four sets of simulations (N = 1000 each run) with different values of collapsing volume and vent positions sampled uniformly within Aso caldera

Asosan, Japan, 2022

Figure 2 in: Bevilacqua, A., Aravena, A., Aspinall, W., Costa, A., Mahony, S., Neri, A., Sparks, S. & Hill, B. (2022). Assessing minimum pyroclastic density current mass to impact critical infrastructures: example from Aso caldera (Japan). Natural Hazards and Earth System Sciences, 22(10), 3329-3348.



This hazard map is the result of scientific research and was published in academic literature. It is presented here to serve as an example of the map type or the map-making methodology. It is NOT the official, operational map. For the current operational hazard map, please consult the proper institutional authorities.


Click on image for full-size map.

Map Data

Map ID4207
Hazard Process(es)PDCs
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 ScaleVolcano and surrounding area
Publication FormatFigure in a journal article
Zonation Method(s)Probabilistic modeling
Zonation Model(s)Branching kinetic box model (Aravena et al. 2020, 2022)
Scenario(s) ConsideredSize, VEI, or intensity; Source location or direction
Hazard Zone Label(s)Numeric probability
Probability Definition(s)Numeric probability
PurposeScientific interest: Intended for scientific research and general scientific interest; usually published in academic journals
AudienceScientists (usually in scientific publication)
Language(s)English
Basemap(s)Hillshade
Basemap overlay(s)
DiemsionalityPlanimetric (2D or map) view
Color SchemeRainbow
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