Average annual exposure to PM2.5 air pollution in Liberia
Liberia: Average annual exposure to PM2.5 air pollution was 17.92 micrograms per cubic meter in 2023. ▲ Rising
Average annual exposure to PM2.5 air pollution in Liberia, 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
Liberia recorded 17.92 micrograms per cubic meter for average annual exposure to pm2.5 air pollution in 2023.
That represents a change of down 0.6% on the previous year and up 3.5% over ten years.
Over the whole period, average annual exposure to pm2.5 air pollution in Liberia peaked at 23.57 micrograms per cubic meter in 2015 and was at its lowest, 15.51 micrograms per cubic meter, in 1995.
Liberia ranks 99th 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 | 17.63 micrograms per cubic meter | 15.51 micrograms per cubic meter | 18.72 micrograms per cubic meter | 10 |
| 2000s | 19.46 micrograms per cubic meter | 15.54 micrograms per cubic meter | 23.23 micrograms per cubic meter | 10 |
| 2010s | 19.03 micrograms per cubic meter | 16.21 micrograms per cubic meter | 23.57 micrograms per cubic meter | 10 |
| 2020s | 17.99 micrograms per cubic meter | 16.86 micrograms per cubic meter | 19.13 micrograms per cubic meter | 4 |
Countries ranked near Liberia
- 96 Somalia 18.54 micrograms per cubic meter compare
- 97 Montenegro 18.45 micrograms per cubic meter compare
- 98 Colombia 18.36 micrograms per cubic meter compare
- 100 Costa Rica 17.7 micrograms per cubic meter compare
- 101 Guyana 16.95 micrograms per cubic meter compare
- 102 Belize 16.76 micrograms per cubic meter compare
More environment data for Liberia
- Total greenhouse gas emissions excluding LULUCF 4.46 Mt CO2e (2024)
- Total greenhouse gas emissions excluding LULUCF per capita 0.7946 t CO2e/capita (2024)
- Methane (CH4) emissions from Agriculture 0.3841 Mt CO2e (2024)
- Methane (CH4) emissions from Building (Energy) 1.16 Mt CO2e (2024)
- Methane (CH4) emissions from Fugitive Emissions (Energy) 1.03 Mt CO2e (2024)
- Methane (CH4) emissions from Industrial Combustion (Energy) 0.001 Mt CO2e (2024)
- Methane (CH4) emissions (total) excluding LULUCF 3.13 Mt CO2e (2024)
- Methane (CH4) emissions from Power Industry (Energy) 0.0003 Mt CO2e (2024)
- Methane (CH4) emissions from Transport (Energy) 0.0025 Mt CO2e (2024)
- Methane (CH4) emissions from Waste 0.5485 Mt CO2e (2024)
Frequently asked questions
- What is average annual exposure to pm2.5 air pollution in Liberia?
- Average annual exposure to pm2.5 air pollution in Liberia was 17.92 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 Liberia?
- The highest recorded value was 23.57 micrograms per cubic meter in 2015.
- What is the lowest average annual exposure to pm2.5 air pollution recorded in Liberia?
- The lowest recorded value was 15.51 micrograms per cubic meter in 1995.
- How does Liberia rank for average annual exposure to pm2.5 air pollution?
- Liberia ranks 99th out of 200 countries with data for 2023.
- Is average annual exposure to pm2.5 air pollution rising or falling in Liberia?
- Over the last ten years it is up 3.5%. The long-run trend across the full record is rising.
- Where does this Liberia 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.