Mauritania vs Oman: Exposure to outdoor air pollution
Mauritania
35.2 µg/m³
in 2024
Oman
34.1 µg/m³
in 2024
Mauritania rank
29th
Oman rank
32nd
Exposure to outdoor air pollution over time
- Mauritania
- Oman
How they compare
Mauritania currently reports 35.2 µg/m³ against 34.1 µg/m³ in Oman, a difference of 1.1 µg/m³.
The two have swapped places 8 times across 27 shared years of data; in 1998 it was Mauritania ahead.
Mauritania ranks 29th and Oman ranks 32nd of 241 countries.
Mauritania has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Mauritania | Oman | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 40.35 µg/m³ | 28.05 µg/m³ | 12.3 µg/m³ | Mauritania |
| 2000s | 36.79 µg/m³ | 33.09 µg/m³ | 3.7 µg/m³ | Mauritania |
| 2010s | 36.33 µg/m³ | 34.33 µg/m³ | 2 µg/m³ | Mauritania |
| 2020s | 34.92 µg/m³ | 33.66 µg/m³ | 1.26 µg/m³ | Mauritania |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher exposure to outdoor air pollution, Mauritania or Oman?
- Mauritania, at 35.2 µg/m³ against 34.1 µg/m³ in Oman as of 2024.
- What is the difference in exposure to outdoor air pollution between Mauritania and Oman?
- 1.1 µg/m³, with Mauritania ahead.
- How many years of comparable data are there for Mauritania and Oman?
- 27 years are reported by both, from 1998 to 2024.
- How do Mauritania and Oman rank globally for exposure to outdoor air pollution?
- Mauritania ranks 29th and Oman ranks 32nd of 241 countries.
- Where does this data come from?
- SatPM, Atmospheric Composition Analysis Group, Washington University in St. Louis (2026) – with minor processing by Our World in Data, published as Exposure to outdoor air pollution. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
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.