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
Wauchope, Saskatchewan, Canada
on 2025-10-22 17:00:00
999
graph 0
Izmir (Bornova), Turkey
on 2025-10-22 22:00:00
999
graph 1
Anthoni Pillai Nagar, Gummidipoondi, India
on 2025-10-22 23:30:00
999
graph 2
Mongol Gazar, Ulaanbaatar (Монгол газар)
on 2025-10-22 23:00:00
851
graph 3
Anand Vihar, Delhi, Delhi, India
on 2025-10-22 23:30:00
506
graph 4
Weston Close
on 2025-10-23 00:23:58
500
graph 5
Senda Litoral
on 2025-10-23 00:24:41
500
graph 6
Joslyn Court
on 2025-10-23 00:24:16
500
graph 7
Баялинова улица
on 2025-10-23 00:22:15
500
graph 8
проспект Космонавтов
on 2025-10-23 00:24:00
500
graph 9

Best Air Quality Stations
COPA - Nuiqsut, Alaska
on 2025-10-22 22:00:00
0
graph 0
Rua Tarcisio Morosini
on 2025-10-23 00:23:50
0
graph 1
Albany
on 2025-10-23 00:00:00
2
graph 2
Radisson, Quebec
on 2025-10-22 23:00:00
3
graph 3
AUPP Liger Leadership Academy
on 2025-10-23 00:24:12
3
graph 4
Inuvik, NorthWestTerritories, Canada
on 2025-10-16 08:00:00
3
graph 5
Almirante Brown
on 2025-10-23 00:22:58
4
graph 6
Quadra 206, Águas Claras, DF
on 2025-10-22 22:02:24
4
graph 7
Galena Sensor, Alaska
on 2025-10-22 22:00:00
4
graph 8
Ngari Station, Ngari Sanai (阿里地区阿里监测站)
on 2025-10-22 23:00:00
5
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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