Pyroclastic Flow and Surge Hazard Map Merapi Volcano (Gendol River)

Merapi, Indonesia, 2008

Figure 5 in: Widiwijayanti, C., Voight, B., Hidayat, D., & Schilling, S. P. (2009). Objective rapid delineation of areas at risk from block-and-ash pyroclastic flows and surges. Bulletin of Volcanology, 71(6), p. 687-703. https://doi.org/10.1007/s00445-008-0254-6

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.

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Map Set

Widiwijayanti, C., Voight, B., Hidayat, D., & Schilling, S. P. (2009). Objective rapid delineation of areas at risk from block-and-ash pyroclastic flows and surges. Bulletin of Volcanology, 71(6), p. 687-703. https://doi.org/10.1007/s00445-008-0254-6
https://doi.org/10.1007/s00445-008-0254-6

Other Maps In Set:

Simulated inundations of block-and-ash PFs of selected volume for the Belham River drainage, Montserrat, to aid risk assessment in the volcanic crisis of Jan-Feb 2007.

Map Data

Map ID	532
Hazard Process(es)	Ash-cloud surges; PDCs
Hazard Zone Presentation	Hazard process-focused: Most hazard processes are separated by hazard process type on a main map panel
Temporal Scale	Crisis, or short-term, map (hours to decades)
Spatial Scale	Part of volcano (flank or drainage)
Publication Format	Figure in a journal article
Zonation Method(s)	Scenario modeling
Zonation Model(s)	LAHARZ or modified version (such as PFZ) (Iverson et al. 1998; Schilling 1998; Schilling 2014); PYROFLOW ash-cloud surge model (Wadge et al. 1998)
Scenario(s) Considered	Size, VEI, or intensity
Hazard Zone Label(s)	Qualitative relative probability (e.g. high-medium-low); Scenario name
Probability Definition(s)	Qualitative relative probability (e.g. high-medium-low)
Purpose	Crisis management and response: Intended to be used for managing, responding to, and taking action during an eruption; often includes evacuation routes, access restrictions, actions to take, etc.
Audience	Scientists (usually in scientific publication)
Language(s)	English
Basemap(s)	Hillshade
Basemap overlay(s)	Satellite image
Diemsionality	Planimetric (2D or map) view
Color Scheme	Red to Green
Volcanic Alert Level System

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