Exposure to outdoor air pollution in Senegal

Senegal: Exposure to outdoor air pollution was 36.5 µg/m³ in 2024. ▼ Falling

Latest (2024)
36.5 µg/m³
Change on year
up 5.5%
World rank
25th
of 241 countries
All-time high
44.1 µg/m³
in 1998
All-time low
33.9 µg/m³
in 2006
Years of data
27
1998–2024

Exposure to outdoor air pollution in Senegal, 1998–2024

0102030401998201120241998: 44.1 µg/m³1999: 39.2 µg/m³2000: 40.5 µg/m³2001: 36.9 µg/m³2002: 36.9 µg/m³2003: 36.4 µg/m³2004: 36.4 µg/m³2005: 36.4 µg/m³2006: 33.9 µg/m³2007: 37.7 µg/m³2008: 38.4 µg/m³2009: 34.6 µg/m³2010: 35.4 µg/m³2011: 37.3 µg/m³2012: 37.9 µg/m³2013: 33.9 µg/m³2014: 35.3 µg/m³2015: 38.7 µg/m³2016: 37.4 µg/m³2017: 39.2 µg/m³2018: 37.1 µg/m³2019: 37 µg/m³2020: 37.2 µg/m³2021: 38.1 µg/m³2022: 35.9 µg/m³2023: 34.6 µg/m³2024: 36.5 µg/m³

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

Senegal recorded 36.5 µg/m³ for exposure to outdoor air pollution in 2024.

Compared with earlier readings it is up 5.5% on the previous year and up 3.4% over ten years.

Over the whole period, exposure to outdoor air pollution in Senegal peaked at 44.1 µg/m³ in 1998 and was at its lowest, 33.9 µg/m³, in 2006.

That places Senegal 25th out of 241 countries with data for 2024, putting it in the top 10%.

The long-run direction has been consistently falling across the 27 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1990s 41.65 µg/m³ 39.2 µg/m³ 44.1 µg/m³ 2
2000s 36.81 µg/m³ 33.9 µg/m³ 40.5 µg/m³ 10
2010s 36.92 µg/m³ 33.9 µg/m³ 39.2 µg/m³ 10
2020s 36.46 µg/m³ 34.6 µg/m³ 38.1 µg/m³ 5

Countries ranked near Senegal

  1. 22 Mongolia 38.2 µg/m³ compare
  2. 23 Iran 37.7 µg/m³ compare
  3. 24 Uganda 37.3 µg/m³ compare
  4. 26 Gambia 35.7 µg/m³ compare
  5. 27 Equatorial Guinea 35.4 µg/m³ compare
  6. 28 Benin 35.3 µg/m³ compare

See the full ranking of 241 places →

More environment data for Senegal

All data for Senegal →

Frequently asked questions

What is exposure to outdoor air pollution in Senegal?
Exposure to outdoor air pollution in Senegal was 36.5 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 Senegal?
The highest recorded value was 44.1 µg/m³ in 1998.
What is the lowest exposure to outdoor air pollution recorded in Senegal?
The lowest recorded value was 33.9 µg/m³ in 2006.
How does Senegal rank for exposure to outdoor air pollution?
Senegal ranks 25th out of 241 countries with data for 2024.
Is exposure to outdoor air pollution rising or falling in Senegal?
Over the last ten years it is up 3.4%. The long-run trend across the full record is falling.
Where does this Senegal 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

Indicator
Exposure to outdoor air pollution
Unit
µg/m³
Source
SatPM, Atmospheric Composition Analysis Group, Washington University in St. Louis (2026) – with minor processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
241 places, 6,507 data points, 1998–2024
Last refreshed

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.