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Air monitors
Fires
Air quality
Wind
World AQI Ranking
05:14, May 23
#
MAJOR CITY
US AQI
1
Incheon , South Korea
168
2
Seoul , South Korea
161
3
Lima , Peru
157
4
Riyadh , Saudi Arabia
156
5
Wuhan , China
154
6
Delhi , India
143
7
Tehran , Iran
114
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
