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Map showing the average probability of accumulating C10 mm of ash from the initial Plinian phase of either a rhyolitic or basaltic Plinian eruption from anywhere within the OVC over the next 1 year

Okataina, New Zealand, 2017

Figure 5 in: Thompson, M. A., Lindsay, J. M., Wilson, T. M., Biass, S., & Sandri, L. (2017). Quantifying risk to agriculture from volcanic ashfall: a case study from the Bay of Plenty, New Zealand. Natural Hazards, 86(1), 31-56. https://doi.org/10.1007/s11069-016-2672-7



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

Thompson, M. A., Lindsay, J. M., Wilson, T. M., Biass, S., & Sandri, L. (2017). Quantifying risk to agriculture from volcanic ashfall: a case study from the Bay of Plenty, New Zealand. Natural Hazards, 86(1), 31-56. https://doi.org/10.1007/s11069-016-2672-7
https://doi.org/10.1007/s11069-016-2672-7

Other Maps In Set:

Map Data

Map ID3771
Hazard Process(es)Tephra fall
Hazard Zone PresentationSingle hazard: A single hazard process is represented on a main map and series of insets
Temporal ScaleVery short-term crisis map (hours to days)
Spatial ScaleVolcano and surrounding area
Publication FormatFigure in a journal article
Zonation Method(s)Probabilistic modeling
Zonation Model(s)BET_VH (Marzocchi et al. 2010); Tephra2 (Bonadonna et al. 2005; Bonadonna et al. 2010; Connor et al. 2011); TephraProb (Biass et al. 2016)
Scenario(s) ConsideredComposition; Season or weather; Size, VEI, or intensity; Source location or direction
Hazard Zone Label(s)Numeric probability
Probability Definition(s)Annual 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)Simple or sketch map
Basemap overlay(s)
DiemsionalityPlanimetric (2D or map) view
Color SchemeRed to Yellow
Volcanic Alert Level System
Go to Global Volcanism Program page for Okataina →