Coyhaique, located to the east of the Andes mountain range, was the most polluted city in Chile in 2023, based on fine air particulate matter concentration (PM2.5). Throughout the year, the city had an average particulate matter concentration of 33.2 micrograms per cubic meter. Coyhaique also ranked as the most polluted city in Latin America that year. The World Health Organization's air quality standards recommend a maximum annual average concentration of 10 μg/m³. Chile's capital Santiago reported an average PM2.5 concentration of 21.3 μg/m³ that year.
Average PM2.5 concentration in the most polluted cities in Chile in 2023
(in micrograms per cubic meter of air)
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IQAir. (March 19, 2024). Average PM2.5 concentration in the most polluted cities in Chile in 2023 (in micrograms per cubic meter of air) [Graph]. In Statista. Retrieved December 30, 2024, from https://www.statista.com/statistics/1119448/chile-air-pollution-city/
IQAir. "Average PM2.5 concentration in the most polluted cities in Chile in 2023 (in micrograms per cubic meter of air)." Chart. March 19, 2024. Statista. Accessed December 30, 2024. https://www.statista.com/statistics/1119448/chile-air-pollution-city/
IQAir. (2024). Average PM2.5 concentration in the most polluted cities in Chile in 2023 (in micrograms per cubic meter of air). Statista. Statista Inc.. Accessed: December 30, 2024. https://www.statista.com/statistics/1119448/chile-air-pollution-city/
IQAir. "Average Pm2.5 Concentration in The Most Polluted Cities in Chile in 2023 (in Micrograms per Cubic Meter of Air)." Statista, Statista Inc., 19 Mar 2024, https://www.statista.com/statistics/1119448/chile-air-pollution-city/
IQAir, Average PM2.5 concentration in the most polluted cities in Chile in 2023 (in micrograms per cubic meter of air) Statista, https://www.statista.com/statistics/1119448/chile-air-pollution-city/ (last visited December 30, 2024)
Average PM2.5 concentration in the most polluted cities in Chile in 2023 (in micrograms per cubic meter of air) [Graph], IQAir, March 19, 2024. [Online]. Available: https://www.statista.com/statistics/1119448/chile-air-pollution-city/
