Most Polluted Cities
Real-time air quality data from cities around the world
Real-time air pollution rankings for 100 cities worldwide. See which cities have the highest pollution levels and worst air quality.
Kano
Nigeria
AQI
Dhaka
Bangladesh
AQI
Surabaya
Indonesia
AQI
Surabaya
Indonesia
AQI
Kaohsiung
Taiwan
AQI
Mumbai
India
AQI
Faisalabad
Pakistan
AQI
Tehran
Iran
AQI
Tehran
Iran
AQI
Delhi
India
AQI
Lahore
Pakistan
AQI
Chengdu
China
AQI
Dubai
United Arab Emirates
AQI
Johannesburg
South Africa
AQI
Moscow
Russia
AQI
Moscow
Russia
AQI
Chattogram
Bangladesh
AQI
Jakarta
Indonesia
AQI
Baghdad
Iraq
AQI
Maroua
Cameroon
AQI
Karachi
Pakistan
AQI
Almaty
Kazakhstan
AQI
Mashhad
Iran
AQI
Tashkent
Uzbekistan
AQI
Omdurman
Sudan
AQI
Khartoum
Sudan
AQI
Bangkok
Thailand
AQI
Singapore
Singapore
AQI
Hanoi
Vietnam
AQI
Taichung
Taiwan
AQI
Yokohama
Japan
AQI
Tokyo
Japan
AQI
Santiago
Chile
AQI
Ibadan
Nigeria
AQI
Cairo
Egypt
AQI
Lagos
Nigeria
AQI
Dakar
Senegal
AQI
Kyiv
Ukraine
AQI
Addis Ababa
Ethiopia
AQI
Casablanca
Morocco
AQI
Casablanca
Morocco
AQI
Bengaluru
India
AQI
Giza
Egypt
AQI
Osaka
Japan
AQI
Sydney
Australia
AQI
Sydney
Australia
AQI
Athens
Greece
AQI
İzmir
Turkey
AQI
Luanda
Angola
AQI
Luanda
Angola
AQI
Yangon
Myanmar
AQI
Kabul
Afghanistan
AQI
Durban
South Africa
AQI
Saint Petersburg
Russia
AQI
Lima
Peru
AQI
Melbourne
Australia
AQI
São Paulo
Brazil
AQI
Los Angeles
United States
AQI
Dong Nai
Vietnam
AQI
Ho Chi Minh City
Vietnam
AQI
Pyongyang
North Korea
AQI
Cape Town
South Africa
AQI
Incheon
South Korea
AQI
Seoul
South Korea
AQI
Shanghai
China
AQI
Ankara
Turkey
AQI
Medellín
Colombia
AQI
Medellín
Colombia
AQI
Nairobi
Kenya
AQI
Accra
Ghana
AQI
Dar es Salaam
Tanzania
AQI
Busan
South Korea
AQI
Rome
Italy
AQI
Brasília
Brazil
AQI
Alexandria
Egypt
AQI
Quezon City
Philippines
AQI
Caracas
Venezuela
AQI
Caracas
Venezuela
AQI
Amman
Jordan
AQI
Rio de Janeiro
Brazil
AQI
Istanbul
Turkey
AQI
Guayaquil
Ecuador
AQI
Guayaquil
Ecuador
AQI
Bogota
Colombia
AQI
Algiers
Algeria
AQI
Quito
Ecuador
AQI
Toronto
Canada
AQI
Toronto
Canada
AQI
London
United Kingdom
AQI
Mexico City
Mexico
AQI
Mexico City
Mexico
AQI
New York
United States
AQI
Beijing
China
AQI
Chicago
United States
AQI
Madrid
Spain
AQI
New Taipei
Taiwan
AQI
Berlin
Germany
AQI
Abidjan
Ivory Coast
AQI
Guatemala City
Guatemala
AQI
Buenos Aires
Argentina
AQI
Understanding Air Quality Index
Good
Air quality is satisfactory, and air pollution poses little or no risk.
Moderate
Air quality is acceptable. However, there may be a risk for some people.
Unhealthy for Sensitive Groups
Members of sensitive groups may experience health effects.
Unhealthy
Everyone may begin to experience health effects.
Very Unhealthy
Health alert: everyone may experience more serious health effects.
Hazardous
Health warnings of emergency conditions. The entire population is likely to be affected.
The Air Quality Index (AQI) is a scale from 0 to 500 that measures air pollution levels. Poor air quality can cause respiratory issues, cardiovascular problems, and other health concerns.
Source: US EPA Air Quality Index
Last updated: Oct 17, 2026 6:54 PM