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World AQI Ranking

#MAJOR CITYUS AQI
1
Iran
Tehran , Iran
1121
2
China
Beijing , China
169
3
China
Chengdu , China
160
4
India
Delhi , India
160
5
Vietnam
Hanoi , Vietnam
159
6
South Korea
Incheon , South Korea
154
7
Thailand
Chiang Mai , Thailand
153
SEE FULL RANKING
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous
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