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Table 3 Conditional probability of an event VEI 4 or greater occurring for each of the five volcano types in the database (e.g. Asia-Pacific)

From: Probabilistic Volcanic Ash Hazard Analysis (PVAHA) I: development of the VAPAH tool for emulating multi-scale volcanic ash fall analysis

Category

Events

VEI 4

VEI 5

VEI 6

VEI 7

Caldera

49

0.118

0.024

0.024

0.003

Large cone

209

0.500

0.177

0.042

0.007

Lava dome

8

0.017

0.010

0.000

0.000

Shield

18

0.049

0.007

0.007

0.000

Small cone

4

0.014

0.000

0.000

0.000