Number of tsunamis in Tonga
Tonga: Number of tsunamis was 4 in 2022. ◆ Volatile
Latest (2022)
4
World rank
1st
of 38 countries
All-time high
4
in 2022
All-time low
1
in 1865
Years of data
11
1865–2022
Number of tsunamis in Tonga, 1865–2022
Source: Our World in Data.
Analysis
The most recent figure for number of tsunamis in Tonga is 4, measured in 2022. That is the highest value across all 11 years on record.
That represents a change of up 300.0% over ten years.
Over the whole period, number of tsunamis in Tonga peaked at 4 in 2022 and was at its lowest, 1, in 1865.
Tonga ranks 1st of 38 countries on this measure, in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Number of tsunamis in Tonga, year by year
| Year | Value | Change |
|---|---|---|
| 1865 | 1 | — |
| 1892 | 1 | +0.0% |
| 1919 | 1 | +0.0% |
| 1948 | 1 | +0.0% |
| 1977 | 1 | +0.0% |
| 1982 | 1 | +0.0% |
| 1987 | 1 | +0.0% |
| 1997 | 1 | +0.0% |
| 2006 | 1 | +0.0% |
| 2009 | 1 | +0.0% |
| 2022 | 4 | +300.0% |
Tonga compared with similar countries
- Tonga's 4 is above the median for upper middle income countries, which is 1, 4.0× the median. (12 countries reporting)
- Tonga's 4 is above the median for East Asia & Pacific, which is 1, 4.0× the median. (13 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1860s | 1 | 1 | 1 | 1 |
| 1890s | 1 | 1 | 1 | 1 |
| 1910s | 1 | 1 | 1 | 1 |
| 1940s | 1 | 1 | 1 | 1 |
| 1970s | 1 | 1 | 1 | 1 |
| 1980s | 1 | 1 | 1 | 2 |
| 1990s | 1 | 1 | 1 | 1 |
| 2000s | 1 | 1 | 1 | 2 |
| 2020s | 4 | 4 | 4 | 1 |
Countries ranked near Tonga
More reference data data for Tonga
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.0105 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.0092 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 0.0197 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 0.0197 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 0.0353 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 0.0269 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 0.0446 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 0.1068 (2050)
- Emission Totals - Emissions (N2O) - Agricultural Soils 0.0799 (2050)
- Emission Totals - Emissions (CO2eq) from N2O (AR5) - Manure applied 9.35 (2050)
Frequently asked questions
- What is number of tsunamis in Tonga?
- Number of tsunamis in Tonga was 4 in 2022, according to Our World in Data.
- What is the highest number of tsunamis recorded in Tonga?
- The highest recorded value was 4 in 2022.
- What is the lowest number of tsunamis recorded in Tonga?
- The lowest recorded value was 1 in 1865.
- How does Tonga rank for number of tsunamis?
- Tonga ranks 1st out of 38 countries with data for 2022.
- Is number of tsunamis rising or falling in Tonga?
- Over the last ten years it is up 300.0%. The long-run trend across the full record is volatile.
- Where does this Tonga data come from?
- The figures come from Our World in Data, published as part of Number of tsunamis. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 11 observations, free to reuse under CC BY 4.0 (Our World in Data).