Average annual exposure to PM2.5 air pollution in Sao Tome and Principe
Sao Tome and Principe: Average annual exposure to PM2.5 air pollution was 15.12 micrograms per cubic meter in 2023. ▬ Flat
Average annual exposure to PM2.5 air pollution in Sao Tome and Principe, 1990–2023
Source: Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data. Measured in micrograms per cubic meter.
Analysis
In 2023, average annual exposure to pm2.5 air pollution in Sao Tome and Principe stood at 15.12 micrograms per cubic meter.
That represents a change of up 0.8% on the previous year and down 7.2% over ten years.
Over the whole period, average annual exposure to pm2.5 air pollution in Sao Tome and Principe peaked at 18.72 micrograms per cubic meter in 2015 and was at its lowest, 12.31 micrograms per cubic meter, in 2014.
Sao Tome and Principe ranks 118th of 200 countries on this measure, in the middle of the range.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 15.28 micrograms per cubic meter | 14.04 micrograms per cubic meter | 15.97 micrograms per cubic meter | 10 |
| 2000s | 14.87 micrograms per cubic meter | 12.88 micrograms per cubic meter | 16.5 micrograms per cubic meter | 10 |
| 2010s | 15.02 micrograms per cubic meter | 12.31 micrograms per cubic meter | 18.72 micrograms per cubic meter | 10 |
| 2020s | 15.2 micrograms per cubic meter | 14.82 micrograms per cubic meter | 15.86 micrograms per cubic meter | 4 |
Countries ranked near Sao Tome and Principe
- 115 Paraguay 15.33 micrograms per cubic meter compare
- 116 Singapore 15.14 micrograms per cubic meter compare
- 117 Panama 15.12 micrograms per cubic meter compare
- 119 Zimbabwe 15.03 micrograms per cubic meter compare
- 120 Moldova 14.95 micrograms per cubic meter compare
- 121 Ukraine 14.85 micrograms per cubic meter compare
More environment data for Sao Tome and Principe
- Total greenhouse gas emissions excluding LULUCF 0.2455 Mt CO2e (2024)
- Total greenhouse gas emissions excluding LULUCF per capita 1.04 t CO2e/capita (2024)
- Methane (CH4) emissions from Agriculture 0.0082 Mt CO2e (2024)
- Methane (CH4) emissions from Building (Energy) 0.0137 Mt CO2e (2024)
- Methane (CH4) emissions from Fugitive Emissions (Energy) 0.0292 Mt CO2e (2024)
- Methane (CH4) emissions from Industrial Combustion (Energy) 0 Mt CO2e (2024)
- Methane (CH4) emissions (total) excluding LULUCF 0.0789 Mt CO2e (2024)
- Methane (CH4) emissions from Power Industry (Energy) 0 Mt CO2e (2024)
- Methane (CH4) emissions from Transport (Energy) 0.0006 Mt CO2e (2024)
- Methane (CH4) emissions from Waste 0.0273 Mt CO2e (2024)
Frequently asked questions
- What is average annual exposure to pm2.5 air pollution in Sao Tome and Principe?
- Average annual exposure to pm2.5 air pollution in Sao Tome and Principe was 15.12 micrograms per cubic meter in 2023, according to Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data.
- What is the highest average annual exposure to pm2.5 air pollution recorded in Sao Tome and Principe?
- The highest recorded value was 18.72 micrograms per cubic meter in 2015.
- What is the lowest average annual exposure to pm2.5 air pollution recorded in Sao Tome and Principe?
- The lowest recorded value was 12.31 micrograms per cubic meter in 2014.
- How does Sao Tome and Principe rank for average annual exposure to pm2.5 air pollution?
- Sao Tome and Principe ranks 118th out of 200 countries with data for 2023.
- Is average annual exposure to pm2.5 air pollution rising or falling in Sao Tome and Principe?
- Over the last ten years it is down 7.2%. The long-run trend across the full record is flat.
- Where does this Sao Tome and Principe data come from?
- The figures come from Global Burden of Disease Study 2023, Institute for Health Metrics and Evaluation (IHME), via World Bank (2026) – processed by Our World in Data, published as part of Average annual exposure to PM2.5 air pollution. Statizoid updates them automatically from the source API.
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About this data
The average level of exposure of the population to suspended particles less than 2.5 microns in diameter, which are capable of penetrating deep into the respiratory tract and damaging health. This is measured in micrograms per cubic meter.