Exposure to outdoor air pollution in Eritrea
Eritrea: Exposure to outdoor air pollution was 25 µg/m³ in 2024. ▬ Flat
Exposure to outdoor air pollution in Eritrea, 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 Eritrea stood at 25 µg/m³.
That represents a change of up 3.3% on the previous year and down 4.2% over ten years.
Over the whole period, exposure to outdoor air pollution in Eritrea peaked at 31.2 µg/m³ in 2017 and was at its lowest, 22.7 µg/m³, in 1999.
That places Eritrea 60th out of 241 countries with data for 2024, putting it in the top quarter.
Exposure to outdoor air pollution in Eritrea, year by year
| Year | µg/m³ | Change |
|---|---|---|
| 1998 | 22.8 µg/m³ | — |
| 1999 | 22.7 µg/m³ | -0.4% |
| 2000 | 26.6 µg/m³ | +17.2% |
| 2001 | 26.9 µg/m³ | +1.1% |
| 2002 | 27.4 µg/m³ | +1.9% |
| 2003 | 29.8 µg/m³ | +8.8% |
| 2004 | 26.3 µg/m³ | -11.7% |
| 2005 | 28.1 µg/m³ | +6.8% |
| 2006 | 25.9 µg/m³ | -7.8% |
| 2007 | 25.6 µg/m³ | -1.2% |
| 2008 | 26.2 µg/m³ | +2.3% |
| 2009 | 26.2 µg/m³ | +0.0% |
| 2010 | 28.7 µg/m³ | +9.5% |
| 2011 | 30.7 µg/m³ | +7.0% |
| 2012 | 29.2 µg/m³ | -4.9% |
| 2013 | 28.9 µg/m³ | -1.0% |
| 2014 | 26.1 µg/m³ | -9.7% |
| 2015 | 28 µg/m³ | +7.3% |
| 2016 | 27.5 µg/m³ | -1.8% |
| 2017 | 31.2 µg/m³ | +13.5% |
| 2018 | 28.8 µg/m³ | -7.7% |
| 2019 | 27.5 µg/m³ | -4.5% |
| 2020 | 26.1 µg/m³ | -5.1% |
| 2021 | 25.4 µg/m³ | -2.7% |
| 2022 | 27 µg/m³ | +6.3% |
| 2023 | 24.2 µg/m³ | -10.4% |
| 2024 | 25 µg/m³ | +3.3% |
Eritrea compared with similar countries
- Eritrea's 25 µg/m³ is below the median for low income countries, which is 30.8 µg/m³, 81% of the median. (25 countries reporting)
- Eritrea's 25 µg/m³ is below the median for Sub-Saharan Africa, which is 25.2 µg/m³, 99% of the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 22.75 µg/m³ | 22.7 µg/m³ | 22.8 µg/m³ | 2 |
| 2000s | 26.9 µg/m³ | 25.6 µg/m³ | 29.8 µg/m³ | 10 |
| 2010s | 28.66 µg/m³ | 26.1 µg/m³ | 31.2 µg/m³ | 10 |
| 2020s | 25.54 µg/m³ | 24.2 µg/m³ | 27 µg/m³ | 5 |
Countries ranked near Eritrea
More environment data for Eritrea
- Historical exposure to drought — Land soil moisture anomaly -12.24 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -10.14 Percentage change (2025)
- Standard Deviation, annual growth rate 57.1 % change on previous year (2023)
- Standard Deviation 0.531 °C (2023)
- Temperature change 0.012 °C (2023)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 0.6471 % change on previous year (2024)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), per unit 0 Mt CO2e per US$ of GDP (2011)
- 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 0.3665 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2011)
Frequently asked questions
- What is exposure to outdoor air pollution in Eritrea?
- Exposure to outdoor air pollution in Eritrea was 25 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 Eritrea?
- The highest recorded value was 31.2 µg/m³ in 2017.
- What is the lowest exposure to outdoor air pollution recorded in Eritrea?
- The lowest recorded value was 22.7 µg/m³ in 1999.
- How does Eritrea rank for exposure to outdoor air pollution?
- Eritrea ranks 60th out of 241 countries with data for 2024.
- Is exposure to outdoor air pollution rising or falling in Eritrea?
- Over the last ten years it is down 4.2%. The long-run trend across the full record is flat.
- Where does this Eritrea 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.