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Air monitors
Fires
Air quality
Wind
World AQI Ranking
23:44, May 25
#
MAJOR CITY
US AQI
1
Dhaka , Bangladesh
187
2
Delhi , India
180
3
Riyadh , Saudi Arabia
163
4
Dubai , United Arab Emirates
158
5
Tehran , Iran
143
6
Sofia , Bulgaria
140
7
Hanoi , Vietnam
137
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
