Average annual exposure to PM2.5 air pollution in Senegal
Senegal: Average annual exposure to PM2.5 air pollution was 41.65 micrograms per cubic meter in 2023. ▼ Falling
Latest (2023)
41.65 micrograms per cubic meter
Change on year
up 5.9%
World rank
21st
of 200 countries
All-time high
47.7 micrograms per cubic meter
in 2012
All-time low
36.13 micrograms per cubic meter
in 2013
Years of data
34
1990–2023
Average annual exposure to PM2.5 air pollution in Senegal, 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
The most recent figure for average annual exposure to pm2.5 air pollution in Senegal is 41.65 micrograms per cubic meter, measured in 2023.
Compared with earlier readings it is up 5.9% on the previous year and up 15.3% over ten years.
Over the whole period, average annual exposure to pm2.5 air pollution in Senegal peaked at 47.7 micrograms per cubic meter in 2012 and was at its lowest, 36.13 micrograms per cubic meter, in 2013.
That places Senegal 21st out of 200 countries with data for 2023, putting it in the top quarter.
The long-run direction has been consistently falling across the 34 years of available data.
Average annual exposure to PM2.5 air pollution in Senegal, year by year
| Year | micrograms per cubic meter | Change |
|---|---|---|
| 1990 | 45.39 micrograms per cubic meter | — |
| 1991 | 45.61 micrograms per cubic meter | +0.5% |
| 1992 | 45.8 micrograms per cubic meter | +0.4% |
| 1993 | 45.99 micrograms per cubic meter | +0.4% |
| 1994 | 46.18 micrograms per cubic meter | +0.4% |
| 1995 | 46.42 micrograms per cubic meter | +0.5% |
| 1996 | 46.56 micrograms per cubic meter | +0.3% |
| 1997 | 46.75 micrograms per cubic meter | +0.4% |
| 1998 | 46.94 micrograms per cubic meter | +0.4% |
| 1999 | 47.13 micrograms per cubic meter | +0.4% |
| 2000 | 47.29 micrograms per cubic meter | +0.3% |
| 2001 | 37.39 micrograms per cubic meter | -20.9% |
| 2002 | 43.67 micrograms per cubic meter | +16.8% |
| 2003 | 41.51 micrograms per cubic meter | -5.0% |
| 2004 | 44.61 micrograms per cubic meter | +7.5% |
| 2005 | 39.91 micrograms per cubic meter | -10.5% |
| 2006 | 40.19 micrograms per cubic meter | +0.7% |
| 2007 | 41.88 micrograms per cubic meter | +4.2% |
| 2008 | 42.07 micrograms per cubic meter | +0.5% |
| 2009 | 37.55 micrograms per cubic meter | -10.8% |
| 2010 | 40.6 micrograms per cubic meter | +8.1% |
| 2011 | 40.7 micrograms per cubic meter | +0.2% |
| 2012 | 47.7 micrograms per cubic meter | +17.2% |
| 2013 | 36.13 micrograms per cubic meter | -24.2% |
| 2014 | 38.81 micrograms per cubic meter | +7.4% |
| 2015 | 47.64 micrograms per cubic meter | +22.7% |
| 2016 | 41.94 micrograms per cubic meter | -12.0% |
| 2017 | 45.11 micrograms per cubic meter | +7.6% |
| 2018 | 41.01 micrograms per cubic meter | -9.1% |
| 2019 | 39.84 micrograms per cubic meter | -2.9% |
| 2020 | 40.66 micrograms per cubic meter | +2.0% |
| 2021 | 42.37 micrograms per cubic meter | +4.2% |
| 2022 | 39.33 micrograms per cubic meter | -7.2% |
| 2023 | 41.65 micrograms per cubic meter | +5.9% |
Senegal compared with similar countries
- Senegal's 41.65 micrograms per cubic meter is above the median for lower middle income countries, which is 25.98 micrograms per cubic meter, 1.6× the median. (47 countries reporting)
- Senegal's 41.65 micrograms per cubic meter is above the median for Sub-Saharan Africa, which is 27.49 micrograms per cubic meter, 1.5× the median. (48 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 46.28 micrograms per cubic meter | 45.39 micrograms per cubic meter | 47.13 micrograms per cubic meter | 10 |
| 2000s | 41.61 micrograms per cubic meter | 37.39 micrograms per cubic meter | 47.29 micrograms per cubic meter | 10 |
| 2010s | 41.95 micrograms per cubic meter | 36.13 micrograms per cubic meter | 47.7 micrograms per cubic meter | 10 |
| 2020s | 41 micrograms per cubic meter | 39.33 micrograms per cubic meter | 42.37 micrograms per cubic meter | 4 |
Countries ranked near Senegal
- 18 Chad 42.96 micrograms per cubic meter compare
- 19 Mongolia 42.69 micrograms per cubic meter compare
- 20 Equatorial Guinea 42.22 micrograms per cubic meter compare
- 22 Djibouti 40.3 micrograms per cubic meter compare
- 23 Iran 40.25 micrograms per cubic meter compare
- 24 Benin 39.66 micrograms per cubic meter compare
More environment data for Senegal
- Historical exposure to drought — Land soil moisture anomaly -1.15 Percentage change (2025)
- Historical exposure to drought — Cropland soil moisture anomaly -2.06 Percentage change (2025)
- Standard Deviation, annual growth rate 0 % change on previous year (2025)
- Standard Deviation 0.432 °C (2025)
- Temperature change 1.48 °C (2025)
- Total greenhouse gas emissions excluding LULUCF (Mt CO2e), annual 2.08 % 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 -0.1647 % change on previous year (2024)
- Methane (CH4) emissions from Agriculture (Mt CO2e), per unit of GDP 0 Mt CO2e per US$ of GDP (2024)
Frequently asked questions
- What is average annual exposure to pm2.5 air pollution in Senegal?
- Average annual exposure to pm2.5 air pollution in Senegal was 41.65 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 Senegal?
- The highest recorded value was 47.7 micrograms per cubic meter in 2012.
- What is the lowest average annual exposure to pm2.5 air pollution recorded in Senegal?
- The lowest recorded value was 36.13 micrograms per cubic meter in 2013.
- How does Senegal rank for average annual exposure to pm2.5 air pollution?
- Senegal ranks 21st out of 200 countries with data for 2023.
- Is average annual exposure to pm2.5 air pollution rising or falling in Senegal?
- Over the last ten years it is up 15.3%. The long-run trend across the full record is falling.
- Where does this Senegal 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.