Countries with the Most Polluted Air 2022
Key Findings
About This Dataset
Countries with the Most Polluted Air 2022Qatar (111.9), Saudi Arabia (77.8) and Niger (74.6) take the top three. Across the twenty shown, values run from 111.9 down to 42.2, a spread of 69.7. Qatar is 1.44 times Saudi Arabia, the country in second place. 11 of the 20 reach half the leading figure, 56.0 or more. Qatar stood at 107.9 in 2021, so its figure rose by 4.0 over the year. Qatar also came first in 2021. Of the 20 in this table that also reported in 2021, 15 recorded a higher figure than the year before and 5 a lower one. The largest single move was Kuwait, from 62.0 to 74.5. The chart shows the twenty highest of 200 reporting countries, so it describes the top of the distribution rather than the world average.
Data Insights
Numbers, trends & sources behind this chart
Methodology & source
- Data source
- World Bank
- Coverage
- 20 entities · 2022 · 20 observations
- Measure
- PM2.5 Air Pollution (Micrograms per m3)
- Last updated
- 7 September 2026
- Compiled by
- The ANYSTAT team, from the source above
- Values use the measure and unit named on this page. Consult the dataset description and cited source for coverage, definitions and any unit conversions. Displayed values may be rounded for readability.
- Entities are ranked highest-first on their value in 2022.
Data Sources & References
All external sources cited in this dataset
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