Italy vs Japan: Number of significant volcanic eruptions
Italy
2 events
in 2022
Japan
2 events
in 2018
Italy rank
3rd
Japan rank
3rd
Number of significant volcanic eruptions over time
- Italy
- Japan
How they compare
Italy currently reports 2 events against 2 events in Japan, a difference of 0 events.
Across all 12 years both countries report, Japan has been ahead every year.
Italy ranks 3rd and Japan ranks 3rd of 25 countries.
Japan has averaged higher in every one of the 11 decades both report.
Head to head by decade
| Decade | Italy | Japan | Difference | Ahead |
|---|---|---|---|---|
| 1770s | 1 events | 1 events | 0 events | — |
| 1870s | 1 events | 1 events | 0 events | — |
| 1910s | 1 events | 1 events | 0 events | — |
| 1920s | 1 events | 1 events | 0 events | — |
| 1930s | 1 events | 1 events | 0 events | — |
| 1940s | 2 events | 3 events | 1 events | Japan |
| 1950s | 1 events | 1 events | 0 events | — |
| 1970s | 1 events | 1 events | 0 events | — |
| 1980s | 1 events | 2 events | 1 events | Japan |
| 1990s | 1 events | 1 events | 0 events | — |
| 2010s | 1 events | 2 events | 1 events | Japan |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of significant volcanic eruptions, Italy or Japan?
- Italy, at 2 events against 2 events in Japan as of 2022.
- What is the difference in number of significant volcanic eruptions between Italy and Japan?
- 0 events, with Italy ahead.
- How many years of comparable data are there for Italy and Japan?
- 12 years are reported by both, from 1779 to 2018.
- How do Italy and Japan rank globally for number of significant volcanic eruptions?
- Italy ranks 3rd and Japan ranks 3rd of 25 countries.
- Where does this data come from?
- National Geophysical Data Center / World Data Service (2025) – with major processing by Our World in Data, published as Number of significant volcanic eruptions. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
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.