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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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
1 Montenegro
Pljevlja, Montenegro
40.1 89.7 86.4 40.8 28.4 14.8 11.5 11.9 11.6 10.6 21.2 52.3 93.1 34.5 -- -- -- -- --
2 Italy
Torchiarolo, Italy
38.1 14.1 83.6 59.6 10.3 13.9 11.9 128.7 13.5 -- -- 13.4 35.5 10.8 12.3 12.6 13.8 17.2 19.9
3 Bosnia Herzegovina
Tuzla, Bosnia Herzegovina
36.2 66.4 69 43.5 31.9 19.6 19.6 17.4 20.4 18.4 21 42.7 72.9 49.4 33.2 32.1 35.3 43.1 --
4 Bosnia Herzegovina
Zenica, Bosnia Herzegovina
36.1 57.8 55.4 32.7 26.7 22.4 19.3 21.3 22.8 20.4 23.8 42.8 83.3 48.6 76.8 27.7 34.8 -- --
5 Italy
Ceglie Messapica, Italy
35.6 82.6 19.8 103.3 8.6 47.8 8 16 16.8 -- -- 14.1 19.6 10.6 36.6 31.7 30.7 16.2 15.7
6 Montenegro
Bijelo Polje, Montenegro
34.5 72.3 71.5 37.9 31.9 14.8 9.9 11.7 11.8 11.1 22.7 47.4 64.6 39.6 -- -- -- -- --
7 North Macedonia
Strumica, North Macedonia
31.6 65.3 55.6 24.1 17.3 10.6 9.8 11.7 11 12.6 16.1 43.7 103.3 22.2 18.8 -- -- -- --
8 Serbia
Cacak, Serbia
31.1 58 55.5 33.4 22.9 16.2 14.8 13.9 14.9 13.8 18.1 36.5 77.7 35.7 41.5 30.3 -- -- --
9 North Macedonia
Tetovo, North Macedonia
30.9 65.1 48.5 26.6 18.7 16.2 14.4 13.7 15 16.6 24 36.7 76.4 26.7 26.6 24.5 -- -- --
10 Serbia
Vranje, Serbia
30.8 50 50.2 34.7 23.6 14.2 15.4 16 -- -- 24.1 26.4 53.6 32.5 -- -- -- -- --
11 Bosnia Herzegovina
Banja Luka, Bosnia Herzegovina
30.1 53.6 47.1 25 21.9 18.3 14.2 13.3 16 16.1 15.1 36.2 84.5 37.1 26.4 25 -- -- --
12 Bosnia Herzegovina
Doboj, Bosnia Herzegovina
29.9 49.9 57.6 29.3 21.9 19.7 21.2 20 22.9 21.3 17.8 16.9 50.5 40.8 -- -- -- -- --
13 Bosnia Herzegovina
Novi Grad, Bosnia Herzegovina
29.2 53.6 69.9 40.1 29.3 20.7 27.7 6 15.5 12.5 11.8 9.1 18.5 45.5 46.6 -- -- -- --
14 Bosnia Herzegovina
Bihac, Bosnia Herzegovina
29.1 42 49.1 43.2 38.6 36.8 19.2 14.7 16.7 17.9 16.7 20 32.9 29.5 33 -- -- -- --
15 Bosnia Herzegovina
Hanoi, Bosnia Herzegovina
29 75.7 38.6 34.6 14.7 11.6 11.8 13.6 16.3 11.7 14.2 34.9 71.8 -- -- -- -- -- --
16 Bosnia Herzegovina
Sokolac, Bosnia Herzegovina
28.8 42.9 76.8 33.6 26.5 17.5 17.1 16.8 18.6 18 18.5 19.6 47.3 37.2 31.9 -- -- -- --
17 Bosnia Herzegovina
Sarajevo, Bosnia Herzegovina
28.6 59.3 43.8 24.8 15.3 11.2 13.7 15.2 16.4 13.9 14.5 37.2 78.7 32.4 29.7 42.5 34.1 38.4 --
18 Bosnia Herzegovina
Ilijas, Bosnia Herzegovina
28.5 53.4 43.4 27.4 19.9 16.5 16.7 17.2 18.1 16 14.6 35.4 66.4 29.9 33.7 -- -- -- --
19 Serbia
Gornji Milanovac, Serbia
28.5 57.8 59.8 32 25.3 12.8 10.9 10.9 11.3 11.7 16.1 22.8 60.9 39.5 32.5 -- -- -- --
20 Serbia
Uzice, Serbia
28.1 64.1 38.5 31.6 12.4 17.9 15.9 14.3 15.1 15.9 20.9 29.6 57.5 40 32.1 31.7 -- -- --
21 Serbia
Valjevo, Serbia
28 52 50.6 35.8 30.3 17.8 15.9 14.4 15.3 14.6 16.9 29.6 52.3 31.8 34.7 41.5 37.9 -- --
22 Serbia
Nis, Serbia
26.7 46.7 56.7 29.8 22.7 13.5 12.8 12.6 12.8 12.8 14.6 27.4 59.4 31.9 29 32 32.4 -- --
23 Bosnia Herzegovina
Lukavica, Bosnia Herzegovina
26.5 60.8 45.6 30 19.2 13.9 14.4 16.5 16.3 12.5 11.4 26.4 52.2 34.6 34.1 -- -- -- --
24 North Macedonia
Gjorce Petro, North Macedonia
26.5 48.6 44.2 27.7 17.2 13.9 13.7 13 13 16 22.2 27.8 62.9 25.9 27 -- -- -- --
25 Serbia
Kosjeric, Serbia
26.4 44.6 44.4 32 22.9 14.6 12.6 11.9 12.2 12.8 17.7 31.8 61.3 28.6 35.5 36.7 28.8 -- --
26 Bosnia Herzegovina
Laktasi, Bosnia Herzegovina
26.2 44.8 43.9 25.6 20.2 18.1 14.1 12.2 15.3 16.4 15.5 27.3 70.3 34.6 42.8 -- -- -- --
27 Russia
Krasnoyarsk, Russia
26 29.7 90.3 23.1 11.2 11.3 13.8 24.5 22.7 25.6 22.6 25.1 16.5 51.7 49.8 14.7 17.7 23.1 16.4
28 North Macedonia
Gostivar, North Macedonia
25.8 64.4 41 21.3 17.4 12.2 9.9 13.2 12.8 15.4 17.4 28.1 51.7 26 21.7 -- -- -- --
29 Serbia
Veliki Crljeni, Serbia
25.1 40.8 46.1 28.4 24.9 16.2 16.5 17.3 16.4 15.7 16.8 21.1 44.8 -- -- -- -- -- --
30 Bosnia Herzegovina
Kozarska Dubica, Bosnia Herzegovina
25 46.4 34.1 28.9 19.7 16.6 -- 8.1 14.7 14.4 13.8 18 58.3 26.1 26.2 -- -- -- --
31 Italy
Padova, Italy
24.9 36.1 63.2 30.2 17.7 13 14.9 11.3 13.6 15.9 19.1 25 39.7 23.5 21.8 28.5 -- -- --
32 North Macedonia
Skopje, North Macedonia
24.6 44.7 47.2 25.6 16.1 12.8 10.5 11 13.2 14.3 21.4 24.9 54.5 26.6 27.7 30.6 32.4 -- --
33 Serbia
Lazarevac, Serbia
24.4 50.2 53.4 29.5 29.7 13.1 9.6 8.4 9.6 8.5 12.4 24.7 48 32.2 24.6 -- -- -- --
34 Bosnia Herzegovina
Gradiska, Bosnia Herzegovina
24.3 45.8 52.3 30.7 21.1 17 13.9 12.4 15.9 16.1 14.3 17.5 45.1 34.6 34.9 -- -- -- --
35 Bosnia Herzegovina
Vogosca, Bosnia Herzegovina
24.1 63.8 49.8 25.6 15.4 11.1 11.4 12.7 13.4 10.8 13.6 32.6 61.2 -- -- -- -- -- --
36 Romania
Santana de Mures, Romania
24 36.9 41.6 27.1 16.4 12.6 10.9 12.4 13.9 14.1 22.4 22.2 52.7 29.7 28.3 -- -- -- --
37 North Macedonia
Kičevo, North Macedonia
23.6 53.4 50.9 29.2 22.3 13.4 8.7 11.6 9.8 11.3 16.2 20.4 68 28.9 25 -- -- -- --
38 Serbia
Pirot, Serbia
23.5 33.3 48.2 30.4 24.5 15.6 16.3 12.1 10.9 12.3 15.7 24.5 52.3 51.7 -- -- -- -- --
39 North Macedonia
Kavadarci, North Macedonia
23.4 40.9 45.1 23.4 15.2 9.8 9.8 11.3 10.7 12.4 14.1 27.3 56.7 15.4 16.1 -- -- -- --
40 North Macedonia
Gevgelija, North Macedonia
23.3 43.6 43.1 31.6 20.3 15.5 12.7 12.9 11.8 10.6 -- -- -- -- -- -- -- -- --
41 Serbia
Zemun, Serbia
23.1 34.4 53.9 27.5 20.3 14.1 14 13.6 14.9 15.2 18.1 21.4 49.5 27.7 26.4 -- -- -- --
42 North Macedonia
Veles, North Macedonia
22.9 42.7 42.9 25 23.5 10.3 10.3 11.4 10.4 11 13.1 21.2 53.3 16.8 17.2 -- -- -- --
43 Bosnia Herzegovina
Jajce, Bosnia Herzegovina
22.5 40.6 40.6 25.2 20.7 15.6 13.7 12.9 16.3 15 11.4 19.9 43.8 33.5 29.7 -- -- -- --
44 Italy
Gossolengo, Italy
22.5 40.8 40.5 25.3 17 16 16.7 15.3 14.5 16.6 18.2 25.1 38.5 24 25.7 -- -- -- --
45 Serbia
Novi Beograd, Serbia
22.2 35.8 37.9 21.9 19.7 15.2 14.6 14.1 15.4 15.3 17.3 18.7 41.3 22.4 19 -- -- -- --
46 Italy
Santa Cristina e Bissone, Italy
22.1 32.4 35.8 25.4 17.8 15.6 16.6 14.2 14.7 18.9 17.7 24.1 33.6 -- -- -- -- -- --
47 Montenegro
Podgorica, Montenegro
22.1 46.6 43.8 22 10.5 8.4 10.2 11.8 11.7 10.9 12 20.3 54.1 11.8 7.5 -- -- -- --
48 Serbia
Vozdovac, Serbia
22 28.1 42.2 27.1 17.9 13.8 15.6 15.2 16.5 17.9 17.3 17.3 36.6 46.1 -- -- -- -- --
49 Croatia
Kutina, Croatia
21.9 31.7 44 23.6 15.4 13 10.2 8.2 11.6 14.3 15.7 27 46.8 19.9 -- -- -- -- --
50 Greece
Ilion, Greece
21.9 36.1 37.6 21.4 16.3 17.3 17.8 20.1 19.4 15.8 15.2 12.1 31.6 22 22.2 -- -- -- --

1-50 of 1902

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