2017-2025

World's most polluted cities

The most polluted cities according to data aggregated from over 80,000 data points.

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2025

World Air Quality Report

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2025

World Air Quality Report

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PM2.5 legend
0-5Meets WHO guideline
5.1-10Exceeds by 1 to 2 times
10.1-15Exceeds by 2 to 3 times
15.1-25Exceeds by 3 to 5 times
25.1-35Exceeds by 5 to 7 times
35.1-50Exceeds by 7 to 10 times
>50.1Exceeds by over 10 times
RankCity202520242023202220212020201920182017
303
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Murska Sobota

Slovenia

15.2
18.9
16.9
20.1
20.3
--
--
--
--
304
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Eminoenue

Turkey

15.2
15.3
17.3
--
--
--
--
--
--
305
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Donaustadt

Austria

15.1
8.3
--
--
--
--
--
--
--
306
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Korinthos

Greece

15.1
18.6
--
--
--
--
--
--
--
307
flag

Modena

Italy

15.1
16.6
20.3
24.8
23.2
24.3
23.4
25.2
22.1
308
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Noale

Italy

15.1
16.5
12.8
20.6
22.2
--
--
--
--
309
flag

Zyrardow

Poland

15.1
15.4
15.1
17
20.2
16.7
17.8
26.6
23.8
310
flag

Ponik

Poland

15.1
14
13.4
15
17.8
15.2
12.8
17.7
17.2
311
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Jarosław

Poland

15.1
15.5
13.2
--
--
--
--
--
--
312
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Topola

Serbia

15.1
23.4
--
--
--
--
--
--
--
313
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Kapakli

Turkey

15.1
26.7
21.7
17.8
--
--
--
--
--
314
flag

Ostrava

Czech Republic

15
15.9
14.6
18.7
19.6
16.8
20.9
30.1
27.8
315
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Vratimov

Czech Republic

15
--
--
--
--
--
--
--
--
316
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Moravska Trebova

Czech Republic

15
14.3
12.9
15.8
17
16.2
18.9
23
18.9
317
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Wilcze

Poland

15
14
17.5
--
--
--
--
--
--
318
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Gajówka Modrzewina

Poland

15
29.2
11.1
12.5
12.2
--
--
--
--
319
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Lucenec

Slovakia

15
17.1
15.5
--
--
--
--
--
--
320
flag

Martin

Slovakia

15
15
14.7
17.3
20.6
15.7
16.1
18
22.1
321
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Giudecca

Italy

14.9
14.5
--
--
--
--
--
--
--
322
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Ohrid

North Macedonia

14.9
16.8
12.2
--
--
--
--
--
--
323
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Barajevo

Serbia

14.9
16.4
14.3
--
--
--
--
--
--
324
flag

Žarnovica

Slovakia

14.9
19.5
16.5
19.6
19.3
--
--
--
--
325
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Crna na Koroskem

Slovenia

14.9
18.1
--
--
--
--
--
--
--
326
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Celje

Slovenia

14.9
18.2
16.3
17.1
18.4
--
--
--
--
327
flag

Wantage

United Kingdom

14.9
7.6
--
--
--
--
--
--
--
328
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Bihac

Bosnia Herzegovina

14.8
24.6
29.1
29.5
33
--
--
--
--
329
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Český Těšín

Czech Republic

14.8
15.5
15.3
--
--
--
--
--
--
330
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Lagkadas

Greece

14.8
18.2
--
--
--
--
--
--
--
331
flag

Poznań

Poland

14.8
13.2
13.4
16.8
19.2
15.6
20.4
22
21.9
332
flag

Bucharest

Romania

14.8
15.7
15.8
17.1
14.9
15.5
18.4
20.3
--
333
flag

Sibiu

Romania

14.8
13.5
14.1
12.4
9.7
--
--
--
--
334
flag

Silivri

Turkey

14.8
13.1
15.8
13.1
--
--
--
--
--
335
flag

Modrany

Czech Republic

14.7
--
--
--
--
--
--
--
--
336
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Štětí

Czech Republic

14.7
12.9
11.7
15
13
--
16.3
--
--
337
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Athens

Greece

14.7
11
16.7
19.2
19.2
17.7
22.3
--
--
338
flag

Kilkis

Greece

14.7
13.8
--
--
--
--
--
--
--
339
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Falconara Marittima

Italy

14.7
16.5
13.7
13.1
12.2
15.4
14.9
--
--
340
flag

Otopeni

Romania

14.7
13.6
15.6
19
25.8
--
--
--
--
341
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Mollet del Valles

Spain

14.7
12.6
--
--
--
--
--
--
--
342
flag

Pino Torinese

Italy

14.6
13.9
16.5
16.9
--
--
--
--
--
343
flag

Capannori

Italy

14.6
20.1
14.9
--
--
--
--
--
--
344
flag

Dongen

Netherlands

14.6
17.3
--
--
--
--
--
--
--
345
flag

Gorzow Wielkopolski

Poland

14.6
13.9
12.6
13.4
16.3
12.7
--
--
--
346
flag

Przemyśl

Poland

14.6
16.6
12.8
10.8
14.6
18
20.9
23.1
25.7
347
flag

Buftea

Romania

14.6
14
16.7
20.6
--
--
--
--
--
348
flag

Norilsk

Russia

14.6
6.6
12.8
8.7
--
--
--
--
--
349
flag

Lazarevac

Serbia

14.6
17.6
24.4
32.2
24.6
--
--
--
--
350
flag

Sisli

Turkey

14.6
13.7
14.7
--
--
--
--
--
--
351
flag

Frosinone

Italy

14.5
19.6
--
--
--
--
--
--
--
352
flag

Czarnow

Poland

14.5
15.3
11.4
--
--
--
--
--
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