Average annual exposure to PM2.5 air pollution in Tanzania
Tanzania: Average annual exposure to PM2.5 air pollution was 20.17 micrograms per cubic meter in 2023. ▲ Rising
Average annual exposure to PM2.5 air pollution in Tanzania, 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 Tanzania stood at 20.17 micrograms per cubic meter.
Compared with earlier readings it is down 7.6% on the previous year and down 12.6% over ten years.
Over the whole period, average annual exposure to pm2.5 air pollution in Tanzania peaked at 24.94 micrograms per cubic meter in 2001 and was at its lowest, 16.27 micrograms per cubic meter, in 1995.
Tanzania ranks 83rd of 200 countries on this measure, in the middle of the range.
The long-run direction has been consistently rising across the 34 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 17.57 micrograms per cubic meter | 16.27 micrograms per cubic meter | 19.21 micrograms per cubic meter | 10 |
| 2000s | 22.36 micrograms per cubic meter | 20.34 micrograms per cubic meter | 24.94 micrograms per cubic meter | 10 |
| 2010s | 21.59 micrograms per cubic meter | 18.6 micrograms per cubic meter | 24.05 micrograms per cubic meter | 10 |
| 2020s | 21.28 micrograms per cubic meter | 20.17 micrograms per cubic meter | 22.51 micrograms per cubic meter | 4 |
Countries ranked near Tanzania
- 80 Kenya 20.25 micrograms per cubic meter compare
- 81 Zambia 20.24 micrograms per cubic meter compare
- 82 Cape Verde 20.19 micrograms per cubic meter compare
- 84 Kyrgyzstan 20.12 micrograms per cubic meter compare
- 85 Libya 20.01 micrograms per cubic meter compare
- 86 Angola 19.91 micrograms per cubic meter compare
More environment data for Tanzania
- Total greenhouse gas emissions excluding LULUCF 102.53 Mt CO2e (2024)
- Total greenhouse gas emissions excluding LULUCF per capita 1.5 t CO2e/capita (2024)
- Methane (CH4) emissions from Agriculture 43.66 Mt CO2e (2024)
- Methane (CH4) emissions from Building (Energy) 5.56 Mt CO2e (2024)
- Methane (CH4) emissions from Fugitive Emissions (Energy) 6.87 Mt CO2e (2024)
- Methane (CH4) emissions from Industrial Combustion (Energy) 0.0551 Mt CO2e (2024)
- Methane (CH4) emissions (total) excluding LULUCF 59.72 Mt CO2e (2024)
- Methane (CH4) emissions from Power Industry (Energy) 0.0064 Mt CO2e (2024)
- Methane (CH4) emissions from Transport (Energy) 0.0605 Mt CO2e (2024)
- Methane (CH4) emissions from Waste 3.51 Mt CO2e (2024)
Frequently asked questions
- What is average annual exposure to pm2.5 air pollution in Tanzania?
- Average annual exposure to pm2.5 air pollution in Tanzania was 20.17 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 Tanzania?
- The highest recorded value was 24.94 micrograms per cubic meter in 2001.
- What is the lowest average annual exposure to pm2.5 air pollution recorded in Tanzania?
- The lowest recorded value was 16.27 micrograms per cubic meter in 1995.
- How does Tanzania rank for average annual exposure to pm2.5 air pollution?
- Tanzania ranks 83rd out of 200 countries with data for 2023.
- Is average annual exposure to pm2.5 air pollution rising or falling in Tanzania?
- Over the last ten years it is down 12.6%. The long-run trend across the full record is rising.
- Where does this Tanzania 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.