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Air monitors
Fires
Air quality
Wind
World AQI Ranking
22:21, May 24
#
MAJOR CITY
US AQI
1
Dubai , United Arab Emirates
453
2
Tehran , Iran
199
3
Riyadh , Saudi Arabia
167
4
Dhaka , Bangladesh
157
5
Delhi , India
153
6
Chengdu , China
143
7
Busan , South Korea
141
SEE FULL RANKING
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous
,
Units
°C
°F
km/h
mp/h
US AQI
CN AQI
mbar
Hg
Most polluted cities among major cities in the world
