Air quality and pollution city ranking

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Unhealthy for Sensitive Groups101-150
Very Unhealthy201-300
Major city US AQIFollowers 
1Tehran, Iran Tehran, Iran 1121 1.0M
2Beijing, China Beijing, China 174 1.7M
3Chengdu, China Chengdu, China 160 1.7M
4Hanoi, Vietnam Hanoi, Vietnam 158 2.3M
5Incheon, South Korea Incheon, South Korea 152 6
6Dhaka, Bangladesh Dhaka, Bangladesh 152 235.7K
7Chiang Mai, Thailand Chiang Mai, Thailand 152 4.6M
8Delhi, India Delhi, India 137 1.5M
9Seoul, South Korea Seoul, South Korea 135 1.2M
10Istanbul, Turkey Istanbul, Turkey 127 110.5K
11Wuhan, China Wuhan, China 124 172.1K
12Lahore, Pakistan Lahore, Pakistan 119 406.3K
13Milano, Italy Milano, Italy 117 180.0K
14Bogota, Colombia Bogota, Colombia 115 96.4K
15Bishkek, Kyrgyzstan Bishkek, Kyrgyzstan 110 50.8K
16Yangon, Myanmar Yangon, Myanmar 107 35.2K
17Kathmandu, Nepal Kathmandu, Nepal 104 127.4K
18Kolkata, India Kolkata, India 100 1.4M
19Kuala Lumpur, Malaysia Kuala Lumpur, Malaysia 97 447.4K
20Shenyang, China Shenyang, China 95 91.0K
21Kyiv, Ukraine Kyiv, Ukraine 95 421.2K
22Hangzhou, China Hangzhou, China 94 194.3K
23Shanghai, China Shanghai, China 92 2.0M
24Krakow, Poland Krakow, Poland 89 437.2K
25Johannesburg, South Africa Johannesburg, South Africa 88 69.1K
26Taipei, Taiwan Taipei, Taiwan 87 1.1M
27Baghdad, Iraq Baghdad, Iraq 86 25.0K
28Detroit, USA Detroit, USA 83 15.2K
29Chongqing, China Chongqing, China 82 2.0K
30Mumbai, India Mumbai, India 81 1.5M
31Sarajevo, Bosnia Herzegovina Sarajevo, Bosnia Herzegovina 80 89.0K
32Astana, Kazakhstan Astana, Kazakhstan 77 10
33Poznan, Poland Poznan, Poland 76 31.1K
34Wroclaw, Poland Wroclaw, Poland 73 290.4K
35Krasnoyarsk, Russia Krasnoyarsk, Russia 73 113.4K
36Jakarta, Indonesia Jakarta, Indonesia 72 1.6M
37Dubai, United Arab Emirates Dubai, United Arab Emirates 70 183.5K
38Mexico City, Mexico Mexico City, Mexico 69 352.5K
39Guangzhou, China Guangzhou, China 68 1.5M
40New York City, USA New York City, USA 68 1.9M
41Lima, Peru Lima, Peru 67 34.5K
42Pristina, Kosovo Pristina, Kosovo 67 23.1K
43Karachi, Pakistan Karachi, Pakistan 66 85.1K
44Santiago, Chile Santiago, Chile 63 104.9K
45Bangkok, Thailand Bangkok, Thailand 63 3.9M
46Ho Chi Minh City, Vietnam Ho Chi Minh City, Vietnam 62 2.3M
47Berlin, Germany Berlin, Germany 59 3
48Sao Paulo, Brazil Sao Paulo, Brazil 59 76.7K
49Kaohsiung, Taiwan Kaohsiung, Taiwan 59 819.3K
50Singapore, Singapore Singapore, Singapore 58 435.7K
51Toronto, Canada Toronto, Canada 58 433.4K
52Kampala, Uganda Kampala, Uganda 57 9.9K
53Busan, South Korea Busan, South Korea 57 1.2M
54Amsterdam, Netherlands Amsterdam, Netherlands 56 131.5K
55Sofia, Bulgaria Sofia, Bulgaria 55 124.6K
56Belgrade, Serbia Belgrade, Serbia 55 326.1K
57Ulaanbaatar, Mongolia Ulaanbaatar, Mongolia 54 86.9K
58Accra, Ghana Accra, Ghana 53 5.4K
59Algiers, Algeria Algiers, Algeria 50 42.8K
60Shenzhen, China Shenzhen, China 50 124.6K
61Tokyo, Japan Tokyo, Japan 50 471.8K
62Tashkent, Uzbekistan Tashkent, Uzbekistan 47 4
63Doha, Qatar Doha, Qatar 45 111.9K
64Hong Kong, Hong Kong SAR Hong Kong, Hong Kong SAR 45 262.5K
65Munich, Germany Munich, Germany 43 277.4K
66Portland, USA Portland, USA 41 27.5K
67Nice, France Nice, France 39 507.5K
68Rotterdam, Netherlands Rotterdam, Netherlands 38 120.8K
69Zagreb, Croatia Zagreb, Croatia 37 4
70Kyoto, Japan Kyoto, Japan 35 22.8K
71Moscow, Russia Moscow, Russia 35 694.0K
72Bratislava, Slovakia Bratislava, Slovakia 34 46.0K
73Los Angeles, USA Los Angeles, USA 34 1.2M
74Warsaw, Poland Warsaw, Poland 33 498.6K
75Madrid, Spain Madrid, Spain 33 284.0K
76Prague, Czech Republic Prague, Czech Republic 32 118.8K
77Paris, France Paris, France 31 17
78Vienna, Austria Vienna, Austria 30 18.2K
79Lyon, France Lyon, France 29 543.9K
80Kuching, Malaysia Kuching, Malaysia 27 50.1K
81Riyadh, Saudi Arabia Riyadh, Saudi Arabia 27 88.6K
82Melbourne, Australia Melbourne, Australia 27 425.5K
83Bern, Switzerland Bern, Switzerland 25 78.9K
84Jerusalem, Israel Jerusalem, Israel 21 17.6K
85Brussels, Belgium Brussels, Belgium 20 141.7K
86Vancouver BC, Canada Vancouver BC, Canada 20 121.8K
87Nairobi, Kenya Nairobi, Kenya 19 14.6K
88Kuwait City, Kuwait Kuwait City, Kuwait 17 69.8K
89Budapest, Hungary Budapest, Hungary 17 167
90Oslo, Norway Oslo, Norway 16 19.6K
91Denver, USA Denver, USA 16 1.8M
92London, United Kingdom London, United Kingdom 13 221.2K
93Birmingham, United Kingdom Birmingham, United Kingdom 12 307.6K
94Rome, Italy Rome, Italy 12 119.6K
95San Francisco, USA San Francisco, USA 12 209.2K
96Canberra, Australia Canberra, Australia 9 288.0K
97Salt Lake City, USA Salt Lake City, USA 8 95.9K
98Tel Aviv-Yafo, Israel Tel Aviv-Yafo, Israel 4 53.5K
99Helsinki, Finland Helsinki, Finland 4 40.5K
100Sydney, Australia Sydney, Australia 4 1.2M
101Seattle, USA Seattle, USA 4 11

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