2017-2023

World's most polluted cities

Most polluted city ranking based on annual average PM2.5 concentration (μg/m³)

2023

World Air Quality Report

NEWSROOM
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Gurugram, India x
Paris, France x
PM2.5 legend

0-5

Meets WHO guideline

5.1-10

Exceeds by 1 to 2 times

10.1-15

Exceeds by 2 to 3 times

15.1-25

Exceeds by 3 to 5 times

25.1-35

Exceeds by 5 to 7 times

35.1-50

Exceeds by 7 to 10 times

>50.1

Exceeds by over 10 times

Rank
City
2023 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2022 2021 2020 2019 2018 2017
17 India
Gurugram, India
84 125.9 73.7 64.3 74.2 75.3 56.1 39.8 48.2 54.7 89.1 177.5 129.3 70 83.4 75.3 93.1 135.8 145.6
3299 France
Paris, France
10.3 11.3 17.8 10.4 10.4 11 12.9 7.2 6.7 9.5 9.8 7.5 9.8 12.7 13.7 12.2 14.7 15.6 15.4

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