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Air monitors
Fires
Air quality
Wind
World AQI Ranking
01:34, Jul 6
#
MAJOR CITY
US AQI
1
Karachi , Pakistan
163
2
Lahore , Pakistan
160
3
Tehran , Iran
140
4
Santiago , Chile
139
5
Lima , Peru
134
6
Delhi , India
133
7
Johannesburg , South Africa
125
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
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Most polluted cities among major cities in the world
