Exposure to outdoor air pollution in Chad
Chad: Exposure to outdoor air pollution was 39.2 µg/m³ in 2024. ▬ Flat
Exposure to outdoor air pollution in Chad, 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
In 2024, exposure to outdoor air pollution in Chad stood at 39.2 µg/m³.
The figure is down 2.0% on the previous year and up 1.0% over ten years.
Over the whole period, exposure to outdoor air pollution in Chad peaked at 43.9 µg/m³ in 2004 and was at its lowest, 36 µg/m³, in 2021.
Chad ranks 21st of 241 countries on this measure, in the top 10%.
Exposure to outdoor air pollution in Chad, year by year
| Year | µg/m³ | Change |
|---|---|---|
| 1998 | 43.2 µg/m³ | — |
| 1999 | 38.6 µg/m³ | -10.6% |
| 2000 | 39.9 µg/m³ | +3.4% |
| 2001 | 38.8 µg/m³ | -2.8% |
| 2002 | 39.4 µg/m³ | +1.5% |
| 2003 | 40.6 µg/m³ | +3.0% |
| 2004 | 43.9 µg/m³ | +8.1% |
| 2005 | 41.8 µg/m³ | -4.8% |
| 2006 | 40.2 µg/m³ | -3.8% |
| 2007 | 40.1 µg/m³ | -0.2% |
| 2008 | 40.1 µg/m³ | +0.0% |
| 2009 | 43.2 µg/m³ | +7.7% |
| 2010 | 42.8 µg/m³ | -0.9% |
| 2011 | 41.3 µg/m³ | -3.5% |
| 2012 | 39.8 µg/m³ | -3.6% |
| 2013 | 40.8 µg/m³ | +2.5% |
| 2014 | 38.8 µg/m³ | -4.9% |
| 2015 | 43.6 µg/m³ | +12.4% |
| 2016 | 42.4 µg/m³ | -2.8% |
| 2017 | 43 µg/m³ | +1.4% |
| 2018 | 39.9 µg/m³ | -7.2% |
| 2019 | 41.5 µg/m³ | +4.0% |
| 2020 | 36.4 µg/m³ | -12.3% |
| 2021 | 36 µg/m³ | -1.1% |
| 2022 | 38.7 µg/m³ | +7.5% |
| 2023 | 40 µg/m³ | +3.4% |
| 2024 | 39.2 µg/m³ | -2.0% |
Chad compared with similar countries
- Chad's 39.2 µg/m³ is above the median for low income countries, which is 30.8 µg/m³, 1.3× the median. (25 countries reporting)
- Chad's 39.2 µg/m³ is above the median for Sub-Saharan Africa, which is 25.2 µg/m³, 1.6× the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 40.9 µg/m³ | 38.6 µg/m³ | 43.2 µg/m³ | 2 |
| 2000s | 40.8 µg/m³ | 38.8 µg/m³ | 43.9 µg/m³ | 10 |
| 2010s | 41.39 µg/m³ | 38.8 µg/m³ | 43.6 µg/m³ | 10 |
| 2020s | 38.06 µg/m³ | 36 µg/m³ | 40 µg/m³ | 5 |
Countries ranked near Chad
More environment data for Chad
- Historical exposure to drought — Land soil moisture anomaly -10.96 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -13.87 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.274 °C (2025)
- Temperature change 1.1 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 4.44 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per unit 0 Mt CO2e per US$ of GDP (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), annual growth rate 5 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
Frequently asked questions
- What is exposure to outdoor air pollution in Chad?
- Exposure to outdoor air pollution in Chad was 39.2 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 Chad?
- The highest recorded value was 43.9 µg/m³ in 2004.
- What is the lowest exposure to outdoor air pollution recorded in Chad?
- The lowest recorded value was 36 µg/m³ in 2021.
- How does Chad rank for exposure to outdoor air pollution?
- Chad ranks 21st out of 241 countries with data for 2024.
- Is exposure to outdoor air pollution rising or falling in Chad?
- Over the last ten years it is up 1.0%. The long-run trend across the full record is flat.
- Where does this Chad 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.