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Air monitors
Fires
Air quality
Wind
World AQI Ranking
05:45, May 29
#
MAJOR CITY
US AQI
1
Delhi , India
186
2
Santiago , Chile
172
3
Dhaka , Bangladesh
163
4
Lahore , Pakistan
137
5
Johannesburg , South Africa
115
6
Kathmandu , Nepal
99
7
Chengdu , China
99
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
