Exposure to outdoor air pollution in Norfolk Island
Norfolk Island: Exposure to outdoor air pollution was 3.5 µg/m³ in 2024. ▬ Flat
Exposure to outdoor air pollution in Norfolk Island, 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 Norfolk Island is 3.5 µg/m³, measured in 2024.
That represents a change of down 14.6% on the previous year and up 2.9% over ten years.
Over the whole period, exposure to outdoor air pollution in Norfolk Island peaked at 4.1 µg/m³ in 1998 and was at its lowest, 3.1 µg/m³, in 2013.
That places Norfolk Island 232nd out of 241 countries with data for 2024, putting it in the bottom quarter.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 4 µg/m³ | 3.9 µg/m³ | 4.1 µg/m³ | 2 |
| 2000s | 3.81 µg/m³ | 3.5 µg/m³ | 4.1 µg/m³ | 10 |
| 2010s | 3.58 µg/m³ | 3.1 µg/m³ | 4.1 µg/m³ | 10 |
| 2020s | 3.76 µg/m³ | 3.5 µg/m³ | 4.1 µg/m³ | 5 |
Countries ranked near Norfolk Island
- 229 Christmas Island 3.7 µg/m³ compare
- 229 Kiribati 3.7 µg/m³ compare
- 231 French Polynesia 3.6 µg/m³ compare
- 233 Cook Islands 3.3 µg/m³ compare
- 233 Palau 3.3 µg/m³ compare
- 235 Niue 3.2 µg/m³ compare
More environment data for Norfolk Island
- Forest area 490 hectares (2025)
- Share of global forest area 0.0% (2025)
- Annual change in forest area as a share of forest area 0.0% (2025)
- Annual change in forest area 0 hectares (2025)
- Annual change in forest area vs. GDP per capita 0.0% (2025)
- Change in domestic forest area vs. deforestation embedded in imported goods 0 hectares (2025)
- Exposure to air pollution from human sources 1.71 micrograms per cubic meter (2024)
- Forest area by type: naturally regenerating vs. planted 50 hectares (2025)
- Share of terrestrial Key Biodiversity Areas that are protected 58.8% (2024)
- Protected area coverage of marine key biodiversity areas 54.4% (2024)
Frequently asked questions
- What is exposure to outdoor air pollution in Norfolk Island?
- Exposure to outdoor air pollution in Norfolk Island was 3.5 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 Norfolk Island?
- The highest recorded value was 4.1 µg/m³ in 1998.
- What is the lowest exposure to outdoor air pollution recorded in Norfolk Island?
- The lowest recorded value was 3.1 µg/m³ in 2013.
- How does Norfolk Island rank for exposure to outdoor air pollution?
- Norfolk Island ranks 232nd out of 241 countries with data for 2024.
- Is exposure to outdoor air pollution rising or falling in Norfolk Island?
- Over the last ten years it is up 2.9%. The long-run trend across the full record is flat.
- Where does this Norfolk Island 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.