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Air monitors
Fires
Air quality
Wind
World AQI Ranking
19:38, May 25
#
MAJOR CITY
US AQI
1
Dubai , United Arab Emirates
211
2
Riyadh , Saudi Arabia
169
3
Delhi , India
169
4
Johannesburg , South Africa
158
5
Lahore , Pakistan
157
6
Tehran , Iran
154
7
Hanoi , Vietnam
152
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
