China vs Portugal: Number of significant earthquakes
China
1 events
in 2024
Portugal
1 events
in 1998
China rank
21st
Portugal rank
21st
Number of significant earthquakes over time
- China
- Portugal
How they compare
China currently reports 1 events against 1 events in Portugal, a difference of 0 events.
The two have swapped places 5 times across 25 shared years of data; in 1531 it was Portugal ahead.
China ranks 21st and Portugal ranks 21st of 97 countries.
Across the 19 decades both report, China averaged higher in 7 and Portugal in 4.
Head to head by decade
| Decade | China | Portugal | Difference | Ahead |
|---|---|---|---|---|
| 1530s | 1 events | 1 events | 0 events | — |
| 1550s | 1 events | 1 events | 0 events | — |
| 1570s | 1 events | 1 events | 0 events | — |
| 1610s | 1 events | 2 events | 1 events | Portugal |
| 1720s | 1 events | 2 events | 1 events | Portugal |
| 1730s | 1 events | 1 events | 0 events | — |
| 1750s | 2 events | 2 events | 0 events | — |
| 1760s | 2 events | 1 events | 1 events | China |
| 1790s | 1 events | 1 events | 0 events | — |
| 1810s | 1 events | 1 events | 0 events | — |
| 1850s | 1 events | 1.5 events | 0.5 events | Portugal |
| 1900s | 1 events | 1 events | 0 events | — |
| 1920s | 1 events | 2 events | 1 events | Portugal |
| 1930s | 1.67 events | 1 events | 0.6667 events | China |
| 1950s | 2 events | 1 events | 1 events | China |
| 1960s | 3 events | 1 events | 2 events | China |
| 1970s | 2 events | 1 events | 1 events | China |
| 1980s | 4.5 events | 1 events | 3.5 events | China |
| 1990s | 6 events | 1 events | 5 events | China |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of significant earthquakes, China or Portugal?
- China, at 1 events against 1 events in Portugal as of 2024.
- What is the difference in number of significant earthquakes between China and Portugal?
- 0 events, with China ahead.
- How many years of comparable data are there for China and Portugal?
- 25 years are reported by both, from 1531 to 1998.
- How do China and Portugal rank globally for number of significant earthquakes?
- China 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.