Australia vs Portugal: Number of significant earthquakes
Australia
1 events
in 2021
Portugal
1 events
in 1998
Australia rank
21st
Portugal rank
21st
Number of significant earthquakes over time
- Australia
- Portugal
How they compare
Australia currently reports 1 events against 1 events in Portugal, a difference of 0 events.
The two have swapped places 1 time across 5 shared years of data; in 1926 it was Portugal ahead.
Australia ranks 21st and Portugal ranks 21st of 97 countries.
Across the 4 decades both report, Australia averaged higher in 1 and Portugal in 1.
Head to head by decade
| Decade | Australia | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1920s | 1 events | 2 events | 1 events | Portugal |
| 1960s | 1 events | 1 events | 0 events | — |
| 1970s | 1 events | 1 events | 0 events | — |
| 1980s | 2 events | 1 events | 1 events | Australia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of significant earthquakes, Australia or Portugal?
- Australia, at 1 events against 1 events in Portugal as of 2021.
- What is the difference in number of significant earthquakes between Australia and Portugal?
- 0 events, with Australia ahead.
- How many years of comparable data are there for Australia and Portugal?
- 5 years are reported by both, from 1926 to 1989.
- How do Australia and Portugal rank globally for number of significant earthquakes?
- Australia ranks 21st and Portugal ranks 21st of 97 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 earthquakes. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
A significant earthquake meets at least one of the following: caused deaths, moderate damage ($1 million or more), a magnitude 7.5 or greater, Modified Mercalli Intensity (MMI) X or greater, or generated a tsunami. Due to data availability, recent data will be more complete than older historical estimates.