2017-2025
World's most polluted cities
The most polluted cities according to data aggregated from over 80,000 data points.
2025
World Air Quality Report
2025
World Air Quality Report
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
| Rank | City | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
| 302 |  Tirupati India | 35.6 | 29.6 | 33.3 | 31.9 | 28.8 | 24.4 | 26.4 | 31.3 | 34.5 |
| 303 |  Sanmenxia China | 35.5 | 36.9 | 41.7 | 45.4 | 42.7 | 47.5 | 56.1 | 57.5 | 60.7 |
| 304 | Loudi China | 35.5 | 34 | 38.7 | 34 | 34.8 | 32.1 | 38.2 | 30.6 | 38.6 |
| 305 |  Zakher United Arab Emirates | 35.5 | 29.6 | 31.6 | 48.5 | 36.2 | -- | -- | -- | -- |
| 306 |  Samarqand Uzbekistan | 35.5 | 42.7 | 15.8 | -- | -- | -- | -- | -- | -- |
| 307 | Ezhou China | 35.4 | 34.8 | 38.3 | 34.3 | 37.4 | 37.8 | 42.5 | 44.9 | 56.4 |
| 308 |  Serpong Indonesia | 35.4 | 42.4 | 55.2 | 34 | -- | -- | -- | -- | -- |
| 309 | Huaian China | 35.3 | 37.4 | -- | -- | -- | -- | -- | -- | -- |
| 310 | Yichang China | 35.2 | 36.7 | 39 | 38 | 40 | 40.8 | 52.5 | 52.1 | 57.4 |
| 311 |  Thanh Pho Thai Binh Vietnam | 35.2 | -- | -- | -- | -- | -- | -- | -- | -- |
| 312 | Hanzhong China | 35.1 | 32 | 33.5 | 27.5 | 28.1 | 28.7 | 39.2 | 45.1 | 50 |
| 313 | Zibo China | 35.1 | 40.4 | 43.3 | 42.7 | 49.2 | 53.9 | 57.7 | 55.9 | 63.1 |
| 314 | Virar India | 35.1 | 43.5 | 44.2 | -- | -- | -- | -- | -- | -- |
| 315 | Brajrajnagar India | 35.1 | 30.1 | -- | -- | -- | -- | -- | -- | -- |
| 316 | Navoiy Uzbekistan | 35.1 | -- | -- | -- | -- | -- | -- | -- | -- |
| 317 | Leshan China | 35 | 37.5 | 41 | 40.1 | 38.6 | 35.8 | 42 | 45.7 | 55.4 |
| 318 | Karauli India | 35 | 50.6 | 32.3 | -- | -- | -- | -- | -- | -- |
| 319 |  Burunday Kazakhstan | 35 | 23.7 | 23.7 | -- | -- | -- | -- | -- | -- |
| 320 |  Haripur Pakistan | 35 | 58.6 | 64.7 | -- | -- | -- | -- | -- | -- |
| 321 | Taiyuan China | 34.9 | 37.9 | 42.2 | 43.9 | 46.3 | 52.1 | 53.4 | 55.9 | 63.7 |
| 322 | Yibin China | 34.8 | 38.1 | 44.1 | 41.7 | 43.3 | 38.8 | 45.9 | 49.3 | 55.4 |
| 323 | Prayagraj India | 34.8 | 29.6 | 40.1 | 43.8 | -- | -- | -- | -- | -- |
| 324 | Shaoyang China | 34.7 | 35.1 | 38.5 | 32.5 | 36.9 | 37.3 | 42.1 | 44 | 51.6 |
| 325 | Arrah India | 34.7 | 51.7 | 83.6 | 57.9 | -- | -- | -- | -- | -- |
| 326 |  Seyid Sadiq Iraq | 34.7 | 24.6 | -- | -- | -- | -- | -- | -- | -- |
| 327 | Tieling China | 34.6 | 33.3 | 35.1 | 30.6 | 33.8 | 38.4 | 40 | 38.2 | 48.4 |
| 328 | Tongchuan China | 34.6 | 37.6 | 37.5 | 36.3 | 34 | 38.6 | 44.6 | 46.3 | 50.5 |
| 329 | Neijiang China | 34.6 | 36.8 | 40.4 | 31.7 | 35.9 | 34.1 | 35.2 | 36.8 | 47.6 |
| 330 | Bandung Indonesia | 34.6 | 40 | 39.6 | 26.1 | 33.4 | 33.2 | -- | -- | -- |
| 331 | Hengyang China | 34.5 | 35.3 | 38.1 | 31.5 | 35.9 | 35.3 | 42.1 | 41.3 | 47.8 |
| 332 | Zhenjiang China | 34.5 | 34.5 | 38 | 35.1 | 37.7 | 37.7 | 45 | 53.2 | 53.9 |
| 333 | Jilin China | 34.5 | 31.8 | 30.2 | 26.7 | 29.2 | 35.9 | 34.4 | 32.4 | 46.6 |
| 335 | Talghar Kazakhstan | 34.3 | 32.7 | 28.1 | -- | -- | -- | -- | -- | -- |
| 336 | Tangshan China | 34.2 | 35.3 | 38.8 | 33.1 | 43.2 | 46.8 | 52.6 | 63.5 | 84.7 |
| 337 | Huludao China | 34.2 | 31.2 | 34.5 | 32.2 | 36.8 | 41.7 | 45.5 | 41 | 44.6 |
| 338 | Jinzhou China | 34.2 | 33.5 | 38.3 | 36.2 | 41.6 | 46.9 | 45.3 | 44.4 | 46.8 |
| 339 | Binzhou China | 34.2 | 38.9 | 43.4 | 38.9 | 42.6 | 49 | 53.6 | 55.8 | 66.8 |
| 340 | Mumbai India | 34.2 | 33.7 | 43.8 | 46.7 | 46.4 | 41.3 | 45.3 | 58.6 | 54.2 |
| 341 | Alwar India | 34.2 | 41.1 | 41.5 | 41.9 | 42.9 | 41.1 | 46.4 | 52.8 | -- |
| 342 | Rajsamand India | 34.2 | 36.2 | 37.7 | -- | -- | -- | -- | -- | -- |
| 343 | Boisar India | 34.1 | 49.4 | 49.9 | -- | -- | -- | -- | -- | -- |
| 344 | Jakarta Indonesia | 34.1 | 41.7 | 43.8 | 36.2 | 39.2 | 39.6 | 49.4 | 45.3 | 29.7 |
| 345 | Luan China | 34 | 34.3 | 33.1 | 33.6 | 32.6 | 37 | 41.9 | 44.9 | 46.7 |
| 346 |  Dhahran Saudi Arabia | 34 | 32.7 | 46.5 | 62.8 | 33 | 36.6 | -- | -- | -- |
| 347 | Yangzhou China | 33.9 | 32.4 | 35.5 | 32.1 | 34.2 | 35.6 | 43 | 48.2 | 54.1 |
| 348 | Yinchuan China | 33.9 | 38 | 34 | 31.1 | 29.9 | 34.5 | 31 | 39.3 | 46.3 |
| 349 |  Doha Qatar | 33.9 | 31.3 | 37.6 | 41.8 | 38.2 | 44.3 | -- | -- | -- |
| 350 | Chengdu China | 33.8 | 32 | 39 | 38.3 | 40.3 | 40.5 | 42.4 | 48.8 | 55.4 |
| 351 | Yongzhou China | 33.7 | 35.6 | 35.4 | 32.1 | 32.9 | 32.9 | 38.4 | 46.1 | 43.7 |
| 352 | Nayagarh India | 33.7 | 46.4 | -- | -- | -- | -- | -- | -- | -- |
