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Air monitors
Fires
Air quality
Wind
World AQI Ranking
12:22, May 17
#
MAJOR CITY
US AQI
1
Riyadh , Saudi Arabia
490
2
Delhi , India
168
3
Tehran , Iran
162
4
Mumbai , India
154
5
Dubai , United Arab Emirates
146
6
Ulaanbaatar , Mongolia
126
7
Hanoi , Vietnam
117
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
