Exposure to outdoor air pollution in Nauru
Nauru: Exposure to outdoor air pollution was 3.8 µg/m³ in 2024. ▲ Rising
Exposure to outdoor air pollution in Nauru, 1998–2024
Source: SatPM, Atmospheric Composition Analysis Group, Washington University in St. Louis (2026) – with minor processing by Our World in Data. Measured in µg/m³.
Analysis
The most recent figure for exposure to outdoor air pollution in Nauru is 3.8 µg/m³, measured in 2024.
The figure is down 13.6% on the previous year and down 22.4% over ten years.
Over the whole period, exposure to outdoor air pollution in Nauru peaked at 6.2 µg/m³ in 2015 and was at its lowest, 3.1 µg/m³, in 2000.
That places Nauru 226th out of 241 countries with data for 2024, putting it in the bottom quarter.
The long-run direction has been consistently rising across the 27 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 3.3 µg/m³ | 3.2 µg/m³ | 3.4 µg/m³ | 2 |
| 2000s | 3.77 µg/m³ | 3.1 µg/m³ | 4.4 µg/m³ | 10 |
| 2010s | 4.58 µg/m³ | 3.9 µg/m³ | 6.2 µg/m³ | 10 |
| 2020s | 3.7 µg/m³ | 3.2 µg/m³ | 4.4 µg/m³ | 5 |
Countries ranked near Nauru
- 225 Bermuda 3.9 µg/m³ compare
- 226 American Samoa 3.8 µg/m³ compare
- 226 Tonga 3.8 µg/m³ compare
- 229 Christmas Island 3.7 µg/m³ compare
- 229 Kiribati 3.7 µg/m³ compare
More environment data for Nauru
- Total greenhouse gas emissions excluding LULUCF 0.0014 Mt CO2e (2024)
- Total greenhouse gas emissions excluding LULUCF per capita 0.1172 t CO2e/capita (2024)
- Methane (CH4) emissions from Agriculture 0.0003 Mt CO2e (2024)
- Methane (CH4) emissions (total) excluding LULUCF 0.0009 Mt CO2e (2024)
- Methane (CH4) emissions from Waste 0.0006 Mt CO2e (2024)
- Carbon dioxide (CO2) emissions from Industrial Processes 0 Mt CO2e (2024)
- Carbon dioxide (CO2) emissions (total) excluding LULUCF 0 Mt CO2e (2024)
- Carbon dioxide (CO2) emissions excluding LULUCF per capita 0 t CO2e/capita (2024)
- Carbon intensity of GDP 0 kg CO2e per constant 2015 US$ of GDP (2024)
- Nitrous oxide (N2O) emissions from Agriculture 0.0002 Mt CO2e (2024)
Frequently asked questions
- What is exposure to outdoor air pollution in Nauru?
- Exposure to outdoor air pollution in Nauru was 3.8 µg/m³ in 2024, according to SatPM, Atmospheric Composition Analysis Group, Washington University in St. Louis (2026) – with minor processing by Our World in Data.
- What is the highest exposure to outdoor air pollution recorded in Nauru?
- The highest recorded value was 6.2 µg/m³ in 2015.
- What is the lowest exposure to outdoor air pollution recorded in Nauru?
- The lowest recorded value was 3.1 µg/m³ in 2000.
- How does Nauru rank for exposure to outdoor air pollution?
- Nauru ranks 226th out of 241 countries with data for 2024.
- Is exposure to outdoor air pollution rising or falling in Nauru?
- Over the last ten years it is down 22.4%. The long-run trend across the full record is rising.
- Where does this Nauru data come from?
- The figures come from SatPM, Atmospheric Composition Analysis Group, Washington University in St. Louis (2026) – with minor processing by Our World in Data, published as part of Exposure to outdoor air pollution. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 27 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Annual population-weighted average concentration of fine particulate matter (PM2.5) in the air, measured in micrograms per cubic meter (µg/m³). Fine particulate matter (PM2.5) are particles with a diameter of 2.5 micrometers or less, which can pose significant health risks.