Exposure to outdoor air pollution in Ireland

Ireland: Exposure to outdoor air pollution was 7.4 µg/m³ in 2024. ▼ Falling

Latest (2024)
7.4 µg/m³
Change on year
up 1.4%
Rank
190th
of 241 regions
All-time high
10 µg/m³
in 2003
All-time low
6.9 µg/m³
in 2017
Years of data
27
1998–2024

Exposure to outdoor air pollution in Ireland, 1998–2024

02468101998201120241998: 9.1 µg/m³1999: 8.5 µg/m³2000: 8.8 µg/m³2001: 8.8 µg/m³2002: 8.7 µg/m³2003: 10 µg/m³2004: 7.4 µg/m³2005: 7.8 µg/m³2006: 7.9 µg/m³2007: 8.3 µg/m³2008: 8.1 µg/m³2009: 8.7 µg/m³2010: 8.9 µg/m³2011: 8.3 µg/m³2012: 7.4 µg/m³2013: 8.8 µg/m³2014: 7.8 µg/m³2015: 7.7 µg/m³2016: 7.6 µg/m³2017: 6.9 µg/m³2018: 7.5 µg/m³2019: 8.6 µg/m³2020: 7.3 µg/m³2021: 7.7 µg/m³2022: 7.5 µg/m³2023: 7.3 µg/m³2024: 7.4 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

Ireland recorded 7.4 µg/m³ for exposure to outdoor air pollution in 2024.

Compared with earlier readings it is up 1.4% on the previous year and down 5.1% over ten years.

Over the whole period, exposure to outdoor air pollution in Ireland peaked at 10 µg/m³ in 2003 and was at its lowest, 6.9 µg/m³, in 2017.

Ireland ranks 190th of 241 regions on this measure, in the bottom quarter.

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

Averages by decade

DecadeAverage LowestHighest Years
1990s 8.8 µg/m³ 8.5 µg/m³ 9.1 µg/m³ 2
2000s 8.45 µg/m³ 7.4 µg/m³ 10 µg/m³ 10
2010s 7.95 µg/m³ 6.9 µg/m³ 8.9 µg/m³ 10
2020s 7.44 µg/m³ 7.3 µg/m³ 7.7 µg/m³ 5

Countries ranked near Ireland

  1. 187 Antigua and Barbuda 7.8 µg/m³ compare
  2. 188 Montserrat 7.6 µg/m³ compare
  3. 189 United States 7.5 µg/m³ compare
  4. 190 Guernsey 7.4 µg/m³ compare
  5. 192 Puerto Rico 7.3 µg/m³ compare
  6. 193 Canada 7 µg/m³ compare
  7. 193 New Zealand 7 µg/m³ compare
  8. 193 Solomon Islands 7 µg/m³ compare

See the full ranking of 241 places →

More environment data for Ireland

All data for Ireland →

Frequently asked questions

What is exposure to outdoor air pollution in Ireland?
Exposure to outdoor air pollution in Ireland was 7.4 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 Ireland?
The highest recorded value was 10 µg/m³ in 2003.
What is the lowest exposure to outdoor air pollution recorded in Ireland?
The lowest recorded value was 6.9 µg/m³ in 2017.
How does Ireland rank for exposure to outdoor air pollution?
Ireland ranks 190th out of 241 regions with data for 2024.
Is exposure to outdoor air pollution rising or falling in Ireland?
Over the last ten years it is down 5.1%. The long-run trend across the full record is falling.
Where does this Ireland 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.