World Air Pollution Statistics
Top 10 Best and Worst Air Quality in World

Share: aqicn.org/statistics/

The statistics below corresponds to the real-time readings
last updated on .

Worst Air Quality Stations
Chaussee Royale, Reunion, France
on 2025-11-15 07:00:00
999
graph 0
Gandhi Nagar_Ennore, Chennai, Chennai, India
on 2025-11-15 18:30:00
999
graph 1
Clavet, Saskatchewan, Canada
on 2025-11-15 20:00:00
999
graph 2
Wauchope, Saskatchewan, Canada
on 2025-11-15 13:00:00
999
graph 3
Kamadenu Nagar, Karur
on 2025-11-15 19:15:00
500
graph 4
Mogoșoaia
on 2025-11-15 21:03:14
500
graph 5
Jagamohanpur, Keonjhar
on 2025-11-15 19:15:00
500
graph 6
Via Aldesago
on 2025-11-15 20:59:29
500
graph 7
Liosia
on 2025-11-15 20:00:00
500
graph 8
รพ.ละแม จ.ชุมพร
on 2025-11-15 20:00:00
500
graph 9

Best Air Quality Stations
Rua Tarcisio Morosini
on 2025-11-15 21:07:21
0
graph 0
Tok Sensor, Alaska
on 2025-11-15 20:00:00
1
graph 1
General Galarza
on 2025-11-15 21:07:46
3
graph 2
Albany
on 2025-11-15 20:00:00
4
graph 3
COPA - Nuiqsut, Alaska
on 2025-11-15 20:00:00
5
graph 4
Radisson, Quebec
on 2025-11-15 20:00:00
6
graph 5
Васильковский шағынауданы, №17 орта мектеп-гимназиясының аумағы
on 2025-11-15 20:00:00
6
graph 6
Rua Professor Dias da Rocha
on 2025-11-15 21:06:43
6
graph 7
Sept-Îles, Quebec
on 2025-11-15 20:00:00
7
graph 8
Выборгское шоссе
on 2025-11-15 21:04:08
7
graph 9


Statistics for other regions

World Oceania Asia Middle East Latin America Europe North America South America Africa China Taiwan Hong Kong Macao South Korea Japan Russia Bangladesh Nepal India Thailand Laos Myanmar Malaysia Singapore Ulaanbaatar Mongolia Vietnam Brunei Philippines Indonesia Sri Lanka Kazakhstan Tajikistan Kyrgyzstan Uzbekistan Cambodia Canada New Zealand Australia USA Peru Trinidad and Tobago Chile Brazil Mexico Colombia Curaçao Ecuador Venezuela Bolivia Argentina El Salvador Puerto Rico Guatemala Costa Rica France Estonia Spain United Kingdom Switzerland Czech Republic Italy Slovakia Norway Austria Cyprus Poland Belgium Netherlands Denmark Lithuania Hungary Romania Ireland Croatia Slovenia Malta Germany Finland Gibraltar New Caledonia Sweden Bulgaria Serbia Bosnia and Herzegovina Kosovo North Macedonia Montenegro Iceland Portugal Greece Ukraine Georgia Israel Turkey Iran UAE Oman Bahrain Kuwait Jordan Iraq Saudi Arabia Pakistan Afghanistan Turkmenistan South Africa Ethiopia Kenya Uganda Algeria Mali


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Air Quality Rankings

About the Air Quality and Pollution Measurement:

About the Air Quality Levels

AQI Air Pollution Level Health Implications Cautionary Statement (for PM2.5)
0 - 50 Good Air quality is considered satisfactory, and air pollution poses little or no risk None
51 -100 Moderate Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution. Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150 Unhealthy for Sensitive Groups Members of sensitive groups may experience health effects. The general public is not likely to be affected. Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200 Unhealthy Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects Active children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300 Very Unhealthy Health warnings of emergency conditions. The entire population is more likely to be affected. Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+ Hazardous Health alert: everyone may experience more serious health effects Everyone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.


Usage Notice: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.



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