Exposure to outdoor air pollution in Eswatini

Eswatini: Exposure to outdoor air pollution was 20 µg/m³ in 2024. ▬ Flat

Latest (2024)
20 µg/m³
Change on year
up 6.4%
World rank
89th
of 241 countries
All-time high
22 µg/m³
in 1998
All-time low
14.9 µg/m³
in 2003
Years of data
27
1998–2024

Exposure to outdoor air pollution in Eswatini, 1998–2024

051015201998201120241998: 22 µg/m³1999: 18.5 µg/m³2000: 15.8 µg/m³2001: 17 µg/m³2002: 15.7 µg/m³2003: 14.9 µg/m³2004: 16.3 µg/m³2005: 18.2 µg/m³2006: 15.6 µg/m³2007: 17.8 µg/m³2008: 18.4 µg/m³2009: 16.1 µg/m³2010: 18.1 µg/m³2011: 15.9 µg/m³2012: 17.9 µg/m³2013: 18.6 µg/m³2014: 18.4 µg/m³2015: 18.7 µg/m³2016: 15.2 µg/m³2017: 16.5 µg/m³2018: 18 µg/m³2019: 17.7 µg/m³2020: 16 µg/m³2021: 17.2 µg/m³2022: 19.2 µg/m³2023: 18.8 µg/m³2024: 20 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

The most recent figure for exposure to outdoor air pollution in Eswatini is 20 µg/m³, measured in 2024.

Compared with earlier readings it is up 6.4% on the previous year and up 8.7% over ten years.

Over the whole period, exposure to outdoor air pollution in Eswatini peaked at 22 µg/m³ in 1998 and was at its lowest, 14.9 µg/m³, in 2003.

Eswatini ranks 89th of 241 countries on this measure, in the middle of the range.

Averages by decade

DecadeAverage LowestHighest Years
1990s 20.25 µg/m³ 18.5 µg/m³ 22 µg/m³ 2
2000s 16.58 µg/m³ 14.9 µg/m³ 18.4 µg/m³ 10
2010s 17.5 µg/m³ 15.2 µg/m³ 18.7 µg/m³ 10
2020s 18.24 µg/m³ 16 µg/m³ 20 µg/m³ 5

Countries ranked near Eswatini

  1. 88 Zimbabwe 20.1 µg/m³ compare
  2. 90 Macao 19.7 µg/m³ compare
  3. 91 Western Sahara 19.5 µg/m³ compare
  4. 92 Cambodia 19 µg/m³ compare

See the full ranking of 241 places →

More environment data for Eswatini

All data for Eswatini →

Frequently asked questions

What is exposure to outdoor air pollution in Eswatini?
Exposure to outdoor air pollution in Eswatini was 20 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 Eswatini?
The highest recorded value was 22 µg/m³ in 1998.
What is the lowest exposure to outdoor air pollution recorded in Eswatini?
The lowest recorded value was 14.9 µg/m³ in 2003.
How does Eswatini rank for exposure to outdoor air pollution?
Eswatini ranks 89th out of 241 countries with data for 2024.
Is exposure to outdoor air pollution rising or falling in Eswatini?
Over the last ten years it is up 8.7%. The long-run trend across the full record is flat.
Where does this Eswatini 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.