PM2.5 air pollution exposure in Costa Rica

People in Costa Rica were exposed to an average PM2.5 concentration of 17.7 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
Costa Rica, 2023 17.7 Micrograms per cubic metre
Change from 2022 −3.0% 2022: 18.2 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 100th of 200 See the full ranking

PM2.5 air pollution exposure in Costa Rica over time

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Costa Rica 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 Costa RicaWorld
2023 17.7 µg/m³ 32.9 µg/m³
2022 18.2 µg/m³ 32.7 µg/m³
2021 18.1 µg/m³ 33.2 µg/m³
2020 18.0 µg/m³ 32.5 µg/m³
2019 17.8 µg/m³ 33.4 µg/m³
2018 17.6 µg/m³ 34.7 µg/m³
2017 18.4 µg/m³ 35.0 µg/m³
2016 18.3 µg/m³ 35.5 µg/m³
2015 19.1 µg/m³ 36.5 µg/m³
2014 18.4 µg/m³ 35.9 µg/m³
2013 19.1 µg/m³ 36.0 µg/m³
2012 18.6 µg/m³ 36.0 µg/m³
2011 19.3 µg/m³ 37.4 µg/m³
2010 20.0 µg/m³ 36.0 µg/m³
2009 19.1 µg/m³ 36.1 µg/m³
2008 18.8 µg/m³ 36.3 µg/m³
2007 18.6 µg/m³ 36.0 µg/m³
2006 18.9 µg/m³ 35.9 µg/m³
2005 19.5 µg/m³ 36.4 µg/m³
2004 19.0 µg/m³ 36.4 µg/m³
2003 20.7 µg/m³ 36.7 µg/m³
2002 20.5 µg/m³ 36.8 µg/m³
2001 20.1 µg/m³ 36.2 µg/m³
2000 20.8 µg/m³ 36.8 µg/m³
1999 20.5 µg/m³ 36.4 µg/m³

A dash means no value was published for that period.

In short

  • That is a change of −3.0% from 18.2 µg/m³ in 2022.
  • Since 2013, when it was 19.1 µg/m³, the figure has changed by −7.1%.
  • Among the 200 countries with data for 2023, Costa Rica has the 100th 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 Costa Rica
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