PM2.5 air pollution exposure in Chile

People in Chile were exposed to an average PM2.5 concentration of 23.1 µg/m³ in 2023.

Measure: Mean annual exposure to fine particulate matter (PM2.5) Unit: Micrograms per cubic metre Data: 1990 to 2023 Source: World Bank
Chile, 2023 23.1 Micrograms per cubic metre
Change from 2022 −20.8% 2022: 29.2 µg/m³
World, 2023 32.9 µg/m³ Official aggregate
Median of OECD (38 countries), 2023 9.7 µg/m³ Middle value of 38 countries
Position in 2023 67th of 200 See the full ranking

PM2.5 air pollution exposure in Chile over time

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Chile World ×

Micrograms per cubic metre. Source: World Bank, World Development Indicators. Gaps mean no published value; points are not joined across missing years.

Mean annual exposure to fine particulate matter (PM2.5) (micrograms per cubic metre), 1999 to 2023
Period ChileWorld
2023 23.1 µg/m³ 32.9 µg/m³
2022 29.2 µg/m³ 32.7 µg/m³
2021 22.1 µg/m³ 33.2 µg/m³
2020 20.0 µg/m³ 32.5 µg/m³
2019 20.8 µg/m³ 33.4 µg/m³
2018 20.6 µg/m³ 34.7 µg/m³
2017 21.7 µg/m³ 35.0 µg/m³
2016 22.5 µg/m³ 35.5 µg/m³
2015 22.6 µg/m³ 36.5 µg/m³
2014 21.8 µg/m³ 35.9 µg/m³
2013 21.4 µg/m³ 36.0 µg/m³
2012 21.6 µg/m³ 36.0 µg/m³
2011 23.9 µg/m³ 37.4 µg/m³
2010 21.6 µg/m³ 36.0 µg/m³
2009 21.7 µg/m³ 36.1 µg/m³
2008 21.8 µg/m³ 36.3 µg/m³
2007 21.7 µg/m³ 36.0 µg/m³
2006 22.8 µg/m³ 35.9 µg/m³
2005 25.6 µg/m³ 36.4 µg/m³
2004 26.0 µg/m³ 36.4 µg/m³
2003 27.1 µg/m³ 36.7 µg/m³
2002 27.1 µg/m³ 36.8 µg/m³
2001 27.4 µg/m³ 36.2 µg/m³
2000 27.4 µg/m³ 36.8 µg/m³
1999 27.0 µg/m³ 36.4 µg/m³

A dash means no value was published for that period.

In short

  • That is a change of −20.8% from 29.2 µg/m³ in 2022.
  • Since 2013, when it was 21.4 µg/m³, the figure has changed by +7.9%.
  • Among the 200 countries with data for 2023, Chile has the 67th highest value.
  • The figure for the world in 2023 was 32.9 µg/m³.

Source and dates

Original producer
Global Burden of Disease Study, Institute for Health Metrics and Evaluation
Distributed by
World Bank, World Development Indicators
Dataset or series code
EN.ATM.PM25.MC.M3 · dataset details · view at source
Observation period
1990 to 2023 for Chile
Provider update
8 October 2026
Retrieved
9 November 2026
Published here
9 November 2026
Licence
CC BY 4.0 (per series metadata)
Attribution
Source: World Bank, World Development Indicators, original data: Global Burden of Disease Study, Institute for Health Metrics and Evaluation