Login
Air monitors
Fires
Air quality
Wind
World AQI Ranking
04:56, May 25
#
MAJOR CITY
US AQI
1
Dubai , United Arab Emirates
592
2
Riyadh , Saudi Arabia
265
3
Tehran , Iran
235
4
Krasnoyarsk , Russia
177
5
Delhi , India
159
6
Lima , Peru
150
7
Hanoi , Vietnam
148
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
