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Air quality in the world
Air quality index (AQI) and PM2.5 air pollution in the world
Live AQI City Ranking
World major city air quality ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Baghdad, Iraq | 222 |
| 2 |  Kinshasa, Democratic Republic of the Congo | 188 |
| 3 |  Hanoi, Vietnam | 154 |
| 4 |  Wuhan, China | 149 |
| 5 | Chongqing, China | 134 |
| 6 |  Jakarta, Indonesia | 132 |
| 7 |  Delhi, India | 131 |
| 8 | Shanghai, China | 122 |
| 9 |  Kuwait City, Kuwait | 121 |
| 10 |  Karachi, Pakistan | 107 |
(Local time)
SEE WORLD AQI RANKING
3D animated air pollution map
AIR QUALITY DATA CONTRIBUTORS
15266 Contributors
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OVERVIEW
What city has the best air quality?
What city has the worst air quality?
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The latest air quality news and resources.
2023 AQI Country ranking
What country has the worst air quality?
| # | country | Population | 2023 AVG. US AQI |
|---|---|---|---|
| 1 |  Bangladesh | 169,356,251 | 164 |
| 2 | Pakistan | 231,402,117 | 160 |
| 3 | India | 1,407,563,842 | 147 |
| 4 |  Tajikistan | 9,750,064 | 134 |
| 5 |  Burkina Faso | 22,100,683 | 128 |
| 6 | Iraq | 43,533,592 | 121 |
| 7 |  United Arab Emirates | 9,365,145 | 119 |
| 8 |  Nepal | 30,034,989 | 118 |
| 9 |  Egypt | 109,262,178 | 118 |
| 10 | Democratic Republic of the Congo | 95,894,118 | 114 |
Which is the cleanest country in the world?
| # | country | Population | 2023 AVG. US AQI |
|---|---|---|---|
| 1 |  French Polynesia | 304,032 | 13 |
| 2 |  Mauritius | 1,266,060 | 14 |
| 3 |  Iceland | 372,520 | 17 |
| 4 |  Grenada | 124,610 | 17 |
| 5 |  Bermuda | 63,867 | 17 |
| 6 |  New Zealand | 5,122,600 | 18 |
| 7 |  Australia | 25,688,079 | 19 |
| 8 |  Puerto Rico | 3,263,584 | 19 |
| 9 |  Estonia | 1,330,932 | 20 |
| 10 |  Finland | 5,541,017 | 20 |
World air quality data attribution
15266Contributors
- China National Environmental Monitoring Centre
1585 stations
- Korea Environment Corporation
382 stations
- Thailand Pollution Control Department
97 stations
- Air Gyeonggi-Do
116 stations
- Seoul Metropolitan Government
47 stations
Central Pollution Control Board455 stations
Ministry of Environment - Taiwan81 stations
Serbia National Network Air Quality Monitoring60 stations
Hanoi Environmental Monitoring Portal18 stations
Department of Environment of Malaysia65 stations
- DCCEEW New South Wales
101 stations
Delhi Pollution Control Committee17 stations
Northern Center for Environmental Monitoring6 stations
Indonesia Ministry of Environment and Forestry52 stations
California Air Resources Board (CARB)224 stations
Top 20 Government Contributors
GWF Air Detective Volunteer10 stations
Greenpeace Thailand1 station
Coalition for Clean Air (CCA)251 stations
Breathe London350 stations
Heinrich Böll Stiftung Southeast Asia1 station
United Nations in Lao PDR1 station
AirKaz30 stations
Bueng Phra Subdistrict1 station
The Royal Bangkok Sports Club2 stations
BONEVET2 stations
Anya ราชพฤกษ์-นครอินทร์1 station
Sarutpat Sutthitham1 station
Prueklada Rangsit (Niti)1 station
STOCK EXCHANGE OF THAILAND1 station
BGBK1 station
DKK1 station
Sai Mandir1 station
Južne vesti2 stations
Top 20 Non-profit Organization Contributors
Shrewsbury International School1 station
St. Stephen's International School1 station
- St. Andrews International School
1 station
St Andrews International School Bangkok2 stations
tpis1 station
International Community School Bangkok2 stations
- La Petite Ecole - International School
1 station
Roong Aroon School1 station
Sriwittayapaknam School1 station
D-PREP International School2 stations
ASB1 station
Wattana Wittaya Academy1 station
Chiang Mai International School2 stations
Bangkok Prep1 station
Top 20 Educational Contributors
Happy & Healthy Bike Lane4 stations
Sansiri4 stations
CM Mediclinic1 station
Lang Hong Goldsmith1 station
- Yip In Tsoi Group
1 station
Ricardo Energy & Environment137 stations
- Canisorn Tar
1 station
Assegaf Hamzah & Partners1 station
RespoKare Mask6 stations
Gonggam Sensors Co., Ltd.4 stations
- Baan Siriporn Resort
1 station
LUN Misto Air78 stations
THrobotics1 station
- Hyundai
1 station
Siam Hospital Supply Co., Ltd.2 stations
Phol Dhanya PCL1 station
NetSol Technologies1 station
TYK Glass Bangyai1 station
- SCG Headquarters
1 station
Bay Developments Ltd.1 station
Top 20 Corporate Contributors
- Prasert Sawasdiwipachai
1 station
Cat Motors1 station
- Supachot Wangchinda
1 station
- Nopputta
1 station
- SHCairvisual
1 station
- Sky Suites KLCC
2 stations
- Pornnipa Sirapongsapak
1 station
Space Eatery1 station
- KaoChao
2 stations
Na Bann Nok4 stations
Green Movement2 stations
Banana2 stations
- Raris
1 station
Nislena Co.,Ltd1 station
- patiora
1 station
Hen San1 station
Mr Lee2 stations
- Lệnh Hòa
1 station
Nithit1 station
Top 20 Individual Contributors
Anonymous contributor12467 stations
Anonymous Contributors
Top 100 Data sources
IQAir
PurpleAir- China National Environmental Monitoring Centre
AirNow- Korea Environment Corporation
European Environment Agency (EEA)- Thailand Pollution Control Department
- Air Gyeonggi-Do
- Shanghai Municipal Bureau of Ecology and Environment
- Seoul Metropolitan Government
Beijing Environmental Protection Monitoring Center- Central Pollution Control Board
Air and Noise Quality Management Division Bangkok- Ministry of Environment - Taiwan
- Serbia National Network Air Quality Monitoring
- Hanoi Environmental Monitoring Portal
Department of Ecology and Environment of Jiangsu Province- Department of Environment of Malaysia
DCCEEW New South Wales
- Delhi Pollution Control Committee
Atmospheric Environmental Regional Observation System (AEROS)- Northern Center for Environmental Monitoring
- Indonesia Ministry of Environment and Forestry
- California Air Resources Board (CARB)
Environment Protection Authority for Victoria State
Incheon Metropolitan City Institute of Health and Environment
ICA-Índice Nacional de Calidad del Aire
Shaanxi Provincial Environmental Monitoring Center 
U.S. Embassy in Jakarta
U.S. Embassy in Beijing
Department of Ecology and Environment of Liaoning Province
Chungnam Institute of Health and Environment
Environmental Protection Department of Shandong
U.S. Consulate in Shanghai
U.S. Embassy in Hanoi
Department of Ecology and Environment of Hebei Province
Development Research Center Of The State Council
ACT Government
Indonesian Meteorology, Climatology, and Geophysics Council 
Hebei Provincial Environmental Air Quality Release System 
National Air Quality Monitoring Network of Romania
Inspekcja Ochrony Środowiska
Provincial Inspectorate for Environmental Protection in Łódź
Enviromental Protection Department - The Governmment of the Hong Kong SAR
Busan Metropolitan City
Chongqing Ecology And Environment Bureau
India System of Air Quality and Weather Forecasting And Research (SAFAR)
Bay Area Air Quality Management District (BAAQMD)
Nanjing Environment Monitoring Center
Oregon Department of Environmental Quality
Singapore National Environment Agency
Department of Ecology and Environment of Henan Province- Ricardo Energy & Environment
Airparif - Association de surveillance de la qualité de lair en Île-de-France
Czech Hydrometeorological Institute
Clarity Movement Co.
AirGradient
Guangzhou Municipal Ecological Environment Bureau
Daejeon Metropolitan City
Netherlands National Institute for Public Health and the Environment
CiteAir - Air Quality Now Europe
Hunan Province Environmental Air Quality 
Department of Ecology and Environment of Anhui Province
Daegu Metropolitan City Institute of Health and Environment
SIM (Continuous Monitoring Center)
Wuhan Ecological Environment Bureau
Kanagawa Prefectural Government
Department for Environment Food & Rural Affairs - UK AIR
Ningbo Air Quality Real-Time Release Platform
Environmental Research Group - King's College London- Gonggam Sensors Co., Ltd.
Yunnan Province Air Quality Publishing System
Ministarstvo gospodarstva i održivog razvoja
Gyeongsangbuk Government Public Institute of Health and Environment
Department of Ecology and Environment of Shanxi Province
Generalitat de Catalunya
U.S. Embassy in New Delhi
Zhejiang Ecological Environment Department
Washington Department of Ecology
Hungarian Air Quality Network
Ministry of Environment & Climate Change Strategy - Government of B.C
Irceline - Belgian Interregional Environment Agency
Tokyo Metropolis
Atmo Auvergne-Rhône-Alpes
Spare the Air - Sacramento Region
Air Quality Portal of Macedonia
Fujian Province Environmental Air Quality
Community of Madrid Air Quality
Principality of Asturias
Croatian Meteorological and Hydrological Service- LUN Misto Air
Colorado Department of Public Health & Environment (CDPHE)
Heilongjiang Provincial Environmental Monitoring Center
Jeju Special Self-Governing Province
Metro Vancouver
Landesanstalt für Umwelt Messungen und Naturschutz Baden-Württemberg
Federal Hydrometherological Office of Bosnia-Herzegovina
Ulsan Institute of Health and Environment 
City of Montreal - Official Air Quality Monitoring Portal
National Center of Meteorology
What is the most polluted country/region in the world?
- Afghanistan
- Aland Islands
- Albania
- Algeria
- American Samoa
- Andorra
- Angola
- Anguilla
- Antarctica
- Antigua and Barbuda
- Argentina
- Armenia
- Australia
- Austria
- Azerbaijan
- Bahamas
- Bahrain
- Bangladesh
- Barbados
- Belarus
- Belgium
- Belize
- Benin
- Bermuda
- Bhutan
- Bolivia
- Bonaire, Saint Eustatius and Saba
- Bosnia Herzegovina
- Botswana
- Brazil
- Brunei
- Bulgaria
- Burkina Faso
- Burundi
- Cambodia
- Cameroon
- Canada
- Cape Verde
- Cayman Islands
- Central African Republic
- Chad
- Chile
- China
- Colombia
- Comoros
- Costa Rica
- Croatia
- Cuba
- Curacao
- Cyprus
- Czech Republic
- Democratic Republic of the Congo
- Denmark
- Djibouti
- Dominica
- Dominican Republic
- Ecuador
- Egypt
- El Salvador
- Equatorial Guinea
- Eritrea
- Estonia
- Ethiopia
- Faroe Islands
- Fiji
- Finland
- France
- French Polynesia
- Gabon
- Gambia
- Georgia
- Germany
- Ghana
- Greece
- Greenland
- Grenada
- Guam
- Guatemala
- Guernsey
- Guinea
- Guinea-Bissau
- Guyana
- Haiti
- Honduras
- Hong Kong SAR
- Hungary
- Iceland
- India
- Indonesia
- Iran
- Iraq
- Ireland
- Isle of Man
- Israel
- Italy
- Ivory Coast
- Jamaica
- Japan
- Jersey
- Jordan
- Kazakhstan
- Kenya
- Kosovo
- Kuwait
- Kyrgyzstan
- Laos
- Latvia
- Lebanon
- Lesotho
- Liberia
- Libya
- Liechtenstein
- Lithuania
- Luxembourg
- Macao SAR
- Madagascar
- Malawi
- Malaysia
- Maldives
- Mali
- Malta
- Mauritania
- Mauritius
- Mexico
- Moldova
- Monaco
- Mongolia
- Montenegro
- Montserrat
- Morocco
- Mozambique
- Myanmar
- Namibia
- Nepal
- Netherlands
- New Caledonia
- New Zealand
- Nicaragua
- Niger
- Nigeria
- North Macedonia
- Norway
- Oman
- Pakistan
- Palestine
- Panama
- Papua New Guinea
- Paraguay
- Peru
- Philippines
- Poland
- Portugal
- Puerto Rico
- Qatar
- Republic of the Congo
- Romania
- Russia
- Rwanda
- Saint Helena
- Saint Lucia
- Saint Vincent and the Grenadines
- San Marino
- Sao Tome and Principe
- Saudi Arabia
- Senegal
- Serbia
- Seychelles
- Sierra Leone
- Singapore
- Slovakia
- Slovenia
- Somalia
- South Africa
- South Korea
- South Sudan
- Spain
- Sri Lanka
- Sudan
- Suriname
- Svalbard and Jan Mayen
- Swaziland
- Sweden
- Switzerland
- Syria
- Taiwan
- Tajikistan
- Tanzania
- Thailand
- Timor Leste
- Togo
- Tonga
- Trinidad and Tobago
- Tunisia
- Turkey
- Turkmenistan
- U.S. Virgin Islands
- USA
- Uganda
- Ukraine
- United Arab Emirates
- United Kingdom
- Uruguay
- Uzbekistan
- Venezuela
- Vietnam
- Yemen
- Zambia
- Zimbabwe
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