Japan vs Portugal: Number of significant volcanic eruptions

Japan
2 events
in 2018
Portugal
1 events
in 1808
Japan rank
3rd
Portugal rank
6th

Number of significant volcanic eruptions over time

  • Japan
  • Portugal
123456133116742018

How they compare

Japan currently reports 2 events against 1 events in Portugal, a difference of 1 events.

That makes Japan's figure about 2.0 times Portugal's.

Japan ranks 3rd and Portugal ranks 6th of 25 countries.

Individual pages

About this data

Indicator
Number of significant volcanic eruptions
Unit
events
Source
National Geophysical Data Center / World Data Service (2025) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
25 places, 619 data points, 1050–2024
Last refreshed

A significant eruption is classified as one that meets at least one of the following criteria: caused fatalities, caused moderate damage (approximately $1 million or more), with a Volcanic Explosivity Index (VEI) of 6 or larger, caused a tsunami, or was associated with a major earthquake.