Exposure to outdoor air pollution in East Timor
East Timor: Exposure to outdoor air pollution was 10.8 µg/m³ in 2024. ▲ Rising
Exposure to outdoor air pollution in East Timor, 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 East Timor is 10.8 µg/m³, measured in 2024.
The figure is down 12.2% on the previous year and down 8.5% over ten years.
Over the whole period, exposure to outdoor air pollution in East Timor peaked at 13.5 µg/m³ in 2011 and was at its lowest, 8.4 µg/m³, in 1998.
That places East Timor 157th out of 241 countries with data for 2024, putting it in the middle of the range.
The long-run direction has been consistently rising across the 27 years of available data.
Exposure to outdoor air pollution in East Timor, year by year
| Year | µg/m³ | Change |
|---|---|---|
| 1998 | 8.4 µg/m³ | — |
| 1999 | 8.7 µg/m³ | +3.6% |
| 2000 | 9.7 µg/m³ | +11.5% |
| 2001 | 11 µg/m³ | +13.4% |
| 2002 | 10.2 µg/m³ | -7.3% |
| 2003 | 9.1 µg/m³ | -10.8% |
| 2004 | 10.6 µg/m³ | +16.5% |
| 2005 | 9.5 µg/m³ | -10.4% |
| 2006 | 9.8 µg/m³ | +3.2% |
| 2007 | 11 µg/m³ | +12.2% |
| 2008 | 10.1 µg/m³ | -8.2% |
| 2009 | 11.1 µg/m³ | +9.9% |
| 2010 | 10 µg/m³ | -9.9% |
| 2011 | 13.5 µg/m³ | +35.0% |
| 2012 | 12.8 µg/m³ | -5.2% |
| 2013 | 9.7 µg/m³ | -24.2% |
| 2014 | 11.8 µg/m³ | +21.6% |
| 2015 | 11.3 µg/m³ | -4.2% |
| 2016 | 10 µg/m³ | -11.5% |
| 2017 | 10.3 µg/m³ | +3.0% |
| 2018 | 11.2 µg/m³ | +8.7% |
| 2019 | 11.2 µg/m³ | +0.0% |
| 2020 | 9.4 µg/m³ | -16.1% |
| 2021 | 10.5 µg/m³ | +11.7% |
| 2022 | 10.6 µg/m³ | +1.0% |
| 2023 | 12.3 µg/m³ | +16.0% |
| 2024 | 10.8 µg/m³ | -12.2% |
East Timor compared with similar countries
- East Timor's 10.8 µg/m³ is below the median for lower middle income countries, which is 24.7 µg/m³, 44% of the median. (47 countries reporting)
- East Timor's 10.8 µg/m³ is above the median for East Asia & Pacific, which is 8.9 µg/m³, 1.2× the median. (37 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 8.55 µg/m³ | 8.4 µg/m³ | 8.7 µg/m³ | 2 |
| 2000s | 10.21 µg/m³ | 9.1 µg/m³ | 11.1 µg/m³ | 10 |
| 2010s | 11.18 µg/m³ | 9.7 µg/m³ | 13.5 µg/m³ | 10 |
| 2020s | 10.72 µg/m³ | 9.4 µg/m³ | 12.3 µg/m³ | 5 |
Countries ranked near East Timor
More environment data for East Timor
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 3.36 % 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 3.32 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Building (Energy) (Mt CO2e), annual 0 % change on previous year (2024)
- Methane (CH4) emissions from Building (Energy) (Mt CO2e), per unit of 0 Mt CO2e per US$ of GDP (2024)
- Methane (CH4) emissions from Building (Energy) (Mt CO2e), per capita 0 Mt CO2e per person (2024)
- Methane (CH4) emissions from Fugitive Emissions (Energy) (Mt CO2e) -3.97 % change on previous year (2024)
Frequently asked questions
- What is exposure to outdoor air pollution in East Timor?
- Exposure to outdoor air pollution in East Timor was 10.8 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 East Timor?
- The highest recorded value was 13.5 µg/m³ in 2011.
- What is the lowest exposure to outdoor air pollution recorded in East Timor?
- The lowest recorded value was 8.4 µg/m³ in 1998.
- How does East Timor rank for exposure to outdoor air pollution?
- East Timor ranks 157th out of 241 countries with data for 2024.
- Is exposure to outdoor air pollution rising or falling in East Timor?
- Over the last ten years it is down 8.5%. The long-run trend across the full record is rising.
- Where does this East Timor 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.