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Most polluted cities Cleanest cities

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2023

World Air Quality Report

NEWSROOM
AQI US legend

0-50

Good

51-100

Moderate

101-150

Unhealthy for sensitive groups

151-200

Unhealthy

201-300

Very unhealthy

301+

Hazardous

Rank Major city, country/region AQI USFollowers
1 San Francisco, USA San Francisco, USA
7
586.4K followers
2 Vancouver BC, Canada Vancouver BC, Canada
10
120.4K followers
3 Sydney, Australia Sydney, Australia
14
1.6M followers
4 Portland, USA Portland, USA
15
130.6K followers
5 Seattle, USA Seattle, USA
15
300.8K followers
6 Tehran, Iran Tehran, Iran
16
1M followers
7 Kabul, Afghanistan Kabul, Afghanistan
16
23K followers
8 Moscow, Russia Moscow, Russia
16
782.1K followers
9 Zagreb, Croatia Zagreb, Croatia
16
15K followers
10 Milano, Italy Milano, Italy
16
117.4K followers
11 Canberra, Australia Canberra, Australia
16
272.9K followers
12 Salt Lake City, USA Salt Lake City, USA
22
46.7K followers
13 Denver, USA Denver, USA
25
1.5M followers
14 Krakow, Poland Krakow, Poland
26
306.8K followers
15 Istanbul, Turkey Istanbul, Turkey
27
223.4K followers
16 Belgrade, Serbia Belgrade, Serbia
27
204.1K followers
17 New York City, USA New York City, USA
28
1.8M followers
18 Nice, France Nice, France
30
456K followers
19 Taipei, Taiwan Taipei, Taiwan
30
985.4K followers
20 Prague, Czech Republic Prague, Czech Republic
31
106.7K followers
21 Washington, D.C., USA Washington, D.C., USA
31
39.4K followers
22 Kuching, Malaysia Kuching, Malaysia
33
49.1K followers
23 Paris, France Paris, France
33
5.6M followers
24 Kyiv, Ukraine Kyiv, Ukraine
33
274.6K followers
25 Lisbon, Portugal Lisbon, Portugal
34
21.9K followers
26 Melbourne, Australia Melbourne, Australia
34
298.1K followers
27 Minneapolis, USA Minneapolis, USA
34
16.7K followers
28 Kampala, Uganda Kampala, Uganda
35
9.4K followers
29 Algiers, Algeria Algiers, Algeria
36
37.1K followers
30 Helsinki, Finland Helsinki, Finland
36
74.3K followers
31 Rome, Italy Rome, Italy
36
64.9K followers
32 Berlin, Germany Berlin, Germany
36
196.7K followers
33 Bern, Switzerland Bern, Switzerland
37
85.4K followers
34 Lyon, France Lyon, France
37
489.8K followers
35 Montreal, Canada Montreal, Canada
38
110.3K followers
36 Bangkok, Thailand Bangkok, Thailand
38
5.3M followers
37 Wroclaw, Poland Wroclaw, Poland
39
253.9K followers
38 Munich, Germany Munich, Germany
39
342.8K followers
39 Madrid, Spain Madrid, Spain
39
329.3K followers
40 Warsaw, Poland Warsaw, Poland
40
326.3K followers
41 Tashkent, Uzbekistan Tashkent, Uzbekistan
41
118.2K followers
42 Stockholm, Sweden Stockholm, Sweden
42
36.2K followers
43 Auckland, New Zealand Auckland, New Zealand
44
69.2K followers
44 Pristina, Kosovo Pristina, Kosovo
44
13.3K followers
45 Ho Chi Minh City, Vietnam Ho Chi Minh City, Vietnam
44
2.2M followers
46 Toronto, Canada Toronto, Canada
48
344.6K followers
47 Los Angeles, USA Los Angeles, USA
48
6.1M followers
48 Bratislava, Slovakia Bratislava, Slovakia
49
38.1K followers
49 Amsterdam, Netherlands Amsterdam, Netherlands
49
236.9K followers
50 Seoul, South Korea Seoul, South Korea
49
6.5M followers
51 Oslo, Norway Oslo, Norway
51
33.5K followers
52 Bucharest, Romania Bucharest, Romania
51
62.5K followers
53 Sofia, Bulgaria Sofia, Bulgaria
52
110.2K followers
54 Singapore, Singapore Singapore, Singapore
54
867.4K followers
55 Busan, South Korea Busan, South Korea
55
196.6K followers
56 Kobe, Japan Kobe, Japan
55
27.8K followers
57 Chicago, USA Chicago, USA
55
44.8K followers
58 London, United Kingdom London, United Kingdom
55
244.2K followers
59 Chiang Mai, Thailand Chiang Mai, Thailand
55
11.7M followers
60 Vienna, Austria Vienna, Austria
56
143.4K followers
61 Birmingham, United Kingdom Birmingham, United Kingdom
57
284.9K followers
62 Skopje, North Macedonia Skopje, North Macedonia
57
14.2K followers
63 Budapest, Hungary Budapest, Hungary
57
22.8K followers
64 Sarajevo, Bosnia Herzegovina Sarajevo, Bosnia Herzegovina
57
50.2K followers
65 Osaka, Japan Osaka, Japan
58
64.7K followers
66 Incheon, South Korea Incheon, South Korea
58
22.8K followers
67 Tokyo, Japan Tokyo, Japan
58
1M followers
68 Dublin, Ireland Dublin, Ireland
59
21K followers
69 Astana, Kazakhstan Astana, Kazakhstan
60
26.5K followers
70 Detroit, USA Detroit, USA
60
24.9K followers
71 Shanghai, China Shanghai, China
60
2.1M followers
72 Kyoto, Japan Kyoto, Japan
60
81.2K followers
73 Athens, Greece Athens, Greece
61
26.8K followers
74 Riyadh, Saudi Arabia Riyadh, Saudi Arabia
62
85.3K followers
75 Nairobi, Kenya Nairobi, Kenya
64
14K followers
76 Bishkek, Kyrgyzstan Bishkek, Kyrgyzstan
64
39.5K followers
77 Yangon, Myanmar Yangon, Myanmar
66
24.5K followers
78 Addis Ababa, Ethiopia Addis Ababa, Ethiopia
66
15.3K followers
79 Bogota, Colombia Bogota, Colombia
66
80.1K followers
80 Hanoi, Vietnam Hanoi, Vietnam
68
2.2M followers
81 Houston, USA Houston, USA
68
28.4K followers
82 Baghdad, Iraq Baghdad, Iraq
69
20.2K followers
83 Rotterdam, Netherlands Rotterdam, Netherlands
69
122K followers
84 Accra, Ghana Accra, Ghana
69
6.5K followers
85 Chongqing, China Chongqing, China
69
171.3K followers
86 Guangzhou, China Guangzhou, China
69
1.5M followers
87 Dubai, United Arab Emirates Dubai, United Arab Emirates
69
373K followers
88 Batam, Indonesia Batam, Indonesia
72
1.3M followers
89 Hong Kong, Hong Kong SAR Hong Kong, Hong Kong SAR
73
678.1K followers
90 Shenzhen, China Shenzhen, China
75
390.7K followers
91 Ulaanbaatar, Mongolia Ulaanbaatar, Mongolia
76
52K followers
92 Krasnoyarsk, Russia Krasnoyarsk, Russia
77
95.9K followers
93 Karachi, Pakistan Karachi, Pakistan
78
69K followers
94 Tel Aviv-Yafo, Israel Tel Aviv-Yafo, Israel
78
81.4K followers
95 Kuwait City, Kuwait Kuwait City, Kuwait
79
64K followers
96 Kaohsiung, Taiwan Kaohsiung, Taiwan
82
688K followers
97 Sao Paulo, Brazil Sao Paulo, Brazil
82
80.9K followers
98 Jerusalem, Israel Jerusalem, Israel
83
60.2K followers
99 Lima, Peru Lima, Peru
84
35K followers
100 Medan, Indonesia Medan, Indonesia
86
1.3M followers
101 Hangzhou, China Hangzhou, China
87
328.9K followers
102 Mumbai, India Mumbai, India
88
1.5M followers
103 Kuala Lumpur, Malaysia Kuala Lumpur, Malaysia
90
382.1K followers
104 Kolkata, India Kolkata, India
93
1.4M followers
105 Brussels, Belgium Brussels, Belgium
95
141.1K followers
106 Doha, Qatar Doha, Qatar
98
101K followers
107 Chengdu, China Chengdu, China
102
1.7M followers
108 Lahore, Pakistan Lahore, Pakistan
106
385.6K followers
109 Phnom Penh, Cambodia Phnom Penh, Cambodia
115
396.6K followers
110 Wuhan, China Wuhan, China
117
323.3K followers
111 Santiago, Chile Santiago, Chile
118
94.6K followers
112 Kinshasa, Democratic Republic of the Congo Kinshasa, Democratic Republic of the Congo
122
6.7K followers
113 Cairo City, Egypt Cairo City, Egypt
135
26.6K followers
114 Manama, Bahrain Manama, Bahrain
146
30.1K followers
115 Dhaka, Bangladesh Dhaka, Bangladesh
157
226.5K followers
116 Beijing, China Beijing, China
160
7M followers
117 Kathmandu, Nepal Kathmandu, Nepal
164
147.3K followers
118 Jakarta, Indonesia Jakarta, Indonesia
166
1.7M followers
119 Delhi, India Delhi, India
186
2.7M followers

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