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
| Rank | City | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|
| 3115 |  Kamnik Slovenia | 9.9 | 16.4 | -- | -- | -- | -- | -- | -- | -- |
| 3116 |  Wando South Korea | 9.9 | 11 | 11 | -- | -- | -- | -- | -- | -- |
| 3117 |  Girona Spain | 9.9 | 9.6 | -- | -- | -- | -- | -- | -- | -- |
| 3118 | Almoradi Spain | 9.9 | -- | -- | -- | -- | -- | -- | -- | -- |
| 3119 |  Pregassona Switzerland | 9.9 | 9.1 | 10.3 | 11.6 | 10.9 | -- | -- | -- | -- |
| 3120 |  Mueang Thailand | 9.9 | 21.7 | 14 | -- | -- | -- | -- | -- | -- |
| 3121 | Bang Krabao Thailand | 9.9 | 12.8 | 18.7 | 13 | -- | -- | -- | -- | -- |
| 3122 |  Kherson Ukraine | 9.9 | 13.2 | -- | -- | -- | -- | -- | -- | -- |
| 3123 | Pochaiv Ukraine | 9.9 | -- | -- | -- | -- | -- | -- | -- | -- |
| 3124 |  London United Kingdom | 9.9 | 7.8 | 8.4 | 9.6 | 9.8 | 9.6 | 11.4 | 12 | 12.7 |
| 3125 | Rainham United Kingdom | 9.9 | 7.4 | 7.8 | -- | -- | -- | -- | -- | -- |
| 3126 | Worthing United Kingdom | 9.9 | 10 | 8.3 | 9.7 | 8.6 | 8.3 | 10 | -- | -- |
| 3127 |  Springdale USA | 9.9 | 9.5 | 10.9 | 9.1 | 9.7 | 8.2 | 8.9 | 9.3 | 9.8 |
| 3128 | Calexico USA | 9.9 | 10.5 | 9.7 | 11 | 10.8 | 13.9 | 8.9 | 12.9 | 13.6 |
| 3129 | Forest Ranch USA | 9.9 | 6.8 | 6.1 | 5.3 | 20.8 | -- | -- | -- | -- |
| 3130 | Los Angeles USA | 9.9 | 10.1 | 9.5 | 10.5 | 13.7 | 14.6 | 12.7 | 14.4 | 16.1 |
| 3131 | West Carson USA | 9.9 | 9.8 | 11.4 | 11.9 | 17.9 | -- | -- | -- | -- |
| 3132 | Valdosta USA | 9.9 | 9.3 | 10.2 | 9.8 | 9.1 | -- | -- | -- | -- |
| 3133 | Rochester Hills USA | 9.9 | 8.2 | 8.7 | 7.6 | -- | -- | -- | -- | -- |
| 3134 | Warren USA | 9.9 | -- | -- | -- | -- | -- | -- | -- | -- |
| 3135 | Grove City USA | 9.9 | 9 | 14.3 | 13 | 13.5 | -- | -- | -- | -- |
| 3136 | Middletown USA | 9.9 | 8.3 | 12.1 | -- | -- | -- | -- | -- | -- |
| 3137 | Pemberville USA | 9.9 | 9.2 | 11 | -- | -- | -- | -- | -- | -- |
| 3138 | Monongahela USA | 9.9 | 9.9 | -- | -- | -- | -- | -- | -- | -- |
| 3139 |  Dornbirn Austria | 9.8 | 10.7 | 10.5 | 10.8 | 8.9 | -- | -- | -- | -- |
| 3140 |  Drumheller Canada | 9.8 | 17.7 | -- | -- | -- | -- | -- | -- | -- |
| 3141 | Wellington County Canada | 9.8 | 8.2 | 9.4 | 9.6 | 13.1 | -- | -- | -- | -- |
| 3142 |  Coquimbo Chile | 9.8 | 10.1 | 12.4 | 10.5 | 12.2 | 10.6 | 12 | 12.8 | 17.1 |
| 3143 |  Cali Colombia | 9.8 | 9.4 | -- | -- | -- | -- | -- | -- | -- |
| 3144 |  Cartignies France | 9.8 | 8.4 | 8.1 | 9.6 | 7.8 | -- | -- | -- | -- |
| 3145 | Neuilly-Saint-Front France | 9.8 | 8.1 | 7 | 9.6 | 9.4 | -- | -- | -- | -- |
| 3146 | Saint-Quentin France | 9.8 | 9.2 | 9.7 | 11.6 | 12.6 | 11.1 | 12.2 | 14.3 | 13.4 |
| 3147 | Achères France | 9.8 | 8.4 | 9.5 | 10.5 | -- | -- | -- | -- | -- |
| 3148 | Gonesse France | 9.8 | 7.8 | 9.8 | 10.8 | 11.1 | 9.5 | 11.1 | 12.4 | 12 |
| 3149 | La Penne-sur-Huveaune France | 9.8 | -- | -- | -- | -- | -- | -- | -- | -- |
| 3150 |  Memmingen Germany | 9.8 | -- | -- | -- | -- | -- | -- | -- | -- |
| 3151 | Raunheim Germany | 9.8 | 8.5 | 8 | 9 | 9.6 | 9.7 | 10.7 | 12.6 | -- |
| 3152 | Wetzlar Germany | 9.8 | 8.3 | 5.5 | 7.5 | 8.3 | -- | -- | -- | -- |
| 3153 | Duisburg Germany | 9.8 | 9.1 | 10.8 | 12.5 | 13.2 | 11.8 | 12.3 | 13.2 | 12.5 |
| 3154 |  Cholargos Greece | 9.8 | 9.8 | 11.2 | -- | -- | -- | -- | -- | -- |
| 3155 | Korydallos Greece | 9.8 | -- | -- | -- | -- | -- | -- | -- | -- |
| 3156 |  San Salvo Italy | 9.8 | 9.8 | -- | -- | -- | -- | -- | -- | -- |
| 3157 |  Nagoya Japan | 9.8 | 8.5 | 9.5 | 9.3 | 9.2 | 9.4 | 11.7 | 12.1 | 12.2 |
| 3158 | Kashiwa Japan | 9.8 | 8.5 | 9.3 | 8.7 | 9.1 | 9.6 | 11.3 | 12.5 | 12.2 |
| 3159 | Noda Japan | 9.8 | 8.6 | 9.9 | 9.1 | 9.1 | 9.9 | 11.6 | 13.8 | 14.9 |
| 3160 | Sanno Japan | 9.8 | 8.5 | 8.5 | -- | -- | -- | -- | -- | -- |
| 3161 | Fukui Japan | 9.8 | 8 | 8.7 | 8.3 | 7.7 | 7.3 | 9.5 | -- | -- |
| 3162 | Kanda Japan | 9.8 | 8.7 | 10.7 | 11.5 | 10.5 | 13.3 | 13.5 | 14.3 | 14.9 |
| 3163 | Yamabe Japan | 9.8 | 9.2 | -- | -- | -- | -- | -- | -- | -- |
| 3164 | Kakamigahara Japan | 9.8 | 6.9 | 7.4 | 7.4 | 7.8 | 8.3 | 9.5 | 10.1 | 9.3 |
