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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 Sydney, Australia Sydney, Australia
10
1.6M followers
2 Bern, Switzerland Bern, Switzerland
14
85.4K followers
3 San Francisco, USA San Francisco, USA
15
586.3K followers
4 Lyon, France Lyon, France
16
489.7K followers
5 Moscow, Russia Moscow, Russia
16
781.8K followers
6 Portland, USA Portland, USA
17
130.5K followers
7 Prague, Czech Republic Prague, Czech Republic
19
106.7K followers
8 Washington, D.C., USA Washington, D.C., USA
19
39.4K followers
9 Seattle, USA Seattle, USA
19
300.7K followers
10 Auckland, New Zealand Auckland, New Zealand
20
69.1K followers
11 Lisbon, Portugal Lisbon, Portugal
21
21.9K followers
12 Vancouver BC, Canada Vancouver BC, Canada
21
120.3K followers
13 Melbourne, Australia Melbourne, Australia
21
298K followers
14 Munich, Germany Munich, Germany
23
342.7K followers
15 Canberra, Australia Canberra, Australia
23
272.9K followers
16 Salt Lake City, USA Salt Lake City, USA
23
46.7K followers
17 Madrid, Spain Madrid, Spain
24
329.2K followers
18 Nice, France Nice, France
25
455.9K followers
19 Yangon, Myanmar Yangon, Myanmar
27
24.5K followers
20 Krasnoyarsk, Russia Krasnoyarsk, Russia
27
95.9K followers
21 Toronto, Canada Toronto, Canada
27
344.5K followers
22 Helsinki, Finland Helsinki, Finland
28
74.3K followers
23 Denver, USA Denver, USA
29
1.5M followers
24 Zagreb, Croatia Zagreb, Croatia
30
15K followers
25 Astana, Kazakhstan Astana, Kazakhstan
33
26.4K followers
26 Rome, Italy Rome, Italy
33
64.9K followers
27 Minneapolis, USA Minneapolis, USA
34
16.7K followers
28 Los Angeles, USA Los Angeles, USA
35
6.1M followers
29 Milano, Italy Milano, Italy
37
117.3K followers
30 Kuching, Malaysia Kuching, Malaysia
38
49.1K followers
31 Warsaw, Poland Warsaw, Poland
38
326.2K followers
32 Paris, France Paris, France
38
5.6M followers
33 Istanbul, Turkey Istanbul, Turkey
38
223.3K followers
34 New York City, USA New York City, USA
38
1.8M followers
35 Montreal, Canada Montreal, Canada
40
110.3K followers
36 Bratislava, Slovakia Bratislava, Slovakia
44
38.1K followers
37 Sarajevo, Bosnia Herzegovina Sarajevo, Bosnia Herzegovina
44
50.1K followers
38 Bangkok, Thailand Bangkok, Thailand
44
5.3M followers
39 Berlin, Germany Berlin, Germany
45
196.7K followers
40 Oslo, Norway Oslo, Norway
47
33.5K followers
41 Kyiv, Ukraine Kyiv, Ukraine
48
274.6K followers
42 Kabul, Afghanistan Kabul, Afghanistan
49
23K followers
43 Bogota, Colombia Bogota, Colombia
49
80.1K followers
44 Budapest, Hungary Budapest, Hungary
49
22.8K followers
45 Tashkent, Uzbekistan Tashkent, Uzbekistan
49
118.1K followers
46 Busan, South Korea Busan, South Korea
49
196.5K followers
47 Bucharest, Romania Bucharest, Romania
51
62.4K followers
48 Stockholm, Sweden Stockholm, Sweden
53
36.2K followers
49 Sofia, Bulgaria Sofia, Bulgaria
53
110.2K followers
50 London, United Kingdom London, United Kingdom
54
243.9K followers
51 Krakow, Poland Krakow, Poland
55
306.7K followers
52 Bishkek, Kyrgyzstan Bishkek, Kyrgyzstan
55
39.5K followers
53 Jerusalem, Israel Jerusalem, Israel
56
60.2K followers
54 Incheon, South Korea Incheon, South Korea
56
22.8K followers
55 Tehran, Iran Tehran, Iran
58
1M followers
56 Singapore, Singapore Singapore, Singapore
58
867.2K followers
57 Pristina, Kosovo Pristina, Kosovo
58
13.3K followers
58 Vienna, Austria Vienna, Austria
58
143.3K followers
59 Kyoto, Japan Kyoto, Japan
58
81.2K followers
60 Belgrade, Serbia Belgrade, Serbia
58
204K followers
61 Birmingham, United Kingdom Birmingham, United Kingdom
59
284.8K followers
62 Kolkata, India Kolkata, India
59
1.4M followers
63 Taipei, Taiwan Taipei, Taiwan
60
985.1K followers
64 Detroit, USA Detroit, USA
60
24.9K followers
65 Hong Kong, Hong Kong SAR Hong Kong, Hong Kong SAR
60
677.8K followers
66 Ulaanbaatar, Mongolia Ulaanbaatar, Mongolia
60
51.9K followers
67 Tokyo, Japan Tokyo, Japan
60
1M followers
68 Algiers, Algeria Algiers, Algeria
61
37.1K followers
69 Wroclaw, Poland Wroclaw, Poland
62
253.9K followers
70 Shanghai, China Shanghai, China
62
2.1M followers
71 Osaka, Japan Osaka, Japan
62
64.6K followers
72 Seoul, South Korea Seoul, South Korea
62
6.5M followers
73 Chiang Mai, Thailand Chiang Mai, Thailand
62
11.7M followers
74 Phnom Penh, Cambodia Phnom Penh, Cambodia
63
396.5K followers
75 Medan, Indonesia Medan, Indonesia
64
1.3M followers
76 Skopje, North Macedonia Skopje, North Macedonia
64
14.2K followers
77 Kobe, Japan Kobe, Japan
64
27.8K followers
78 Houston, USA Houston, USA
64
28.4K followers
79 Chicago, USA Chicago, USA
64
44.8K followers
80 Athens, Greece Athens, Greece
66
26.7K followers
81 Guangzhou, China Guangzhou, China
67
1.5M followers
82 Lima, Peru Lima, Peru
67
35K followers
83 Dublin, Ireland Dublin, Ireland
67
21K followers
84 Amsterdam, Netherlands Amsterdam, Netherlands
69
236.9K followers
85 Accra, Ghana Accra, Ghana
69
6.5K followers
86 Nairobi, Kenya Nairobi, Kenya
69
14K followers
87 Tel Aviv-Yafo, Israel Tel Aviv-Yafo, Israel
71
81.4K followers
88 Rotterdam, Netherlands Rotterdam, Netherlands
72
122K followers
89 Riyadh, Saudi Arabia Riyadh, Saudi Arabia
73
85.3K followers
90 Shenzhen, China Shenzhen, China
73
390.5K followers
91 Kuala Lumpur, Malaysia Kuala Lumpur, Malaysia
77
382K followers
92 Batam, Indonesia Batam, Indonesia
78
1.3M followers
93 Doha, Qatar Doha, Qatar
79
100.9K followers
94 Hanoi, Vietnam Hanoi, Vietnam
79
2.2M followers
95 Dubai, United Arab Emirates Dubai, United Arab Emirates
79
372.9K followers
96 Mumbai, India Mumbai, India
83
1.5M followers
97 Kaohsiung, Taiwan Kaohsiung, Taiwan
84
687.9K followers
98 Addis Ababa, Ethiopia Addis Ababa, Ethiopia
85
15.3K followers
99 Chongqing, China Chongqing, China
85
171.2K followers
100 Karachi, Pakistan Karachi, Pakistan
86
68.9K followers
101 Ho Chi Minh City, Vietnam Ho Chi Minh City, Vietnam
89
2.2M followers
102 Brussels, Belgium Brussels, Belgium
91
141.1K followers
103 Dhaka, Bangladesh Dhaka, Bangladesh
91
226.5K followers
104 Manama, Bahrain Manama, Bahrain
92
30.1K followers
105 Kampala, Uganda Kampala, Uganda
92
9.4K followers
106 Hangzhou, China Hangzhou, China
98
328.7K followers
107 Beijing, China Beijing, China
99
7M followers
108 Santiago, Chile Santiago, Chile
102
94.6K followers
109 Wuhan, China Wuhan, China
117
323.2K followers
110 Sao Paulo, Brazil Sao Paulo, Brazil
117
80.8K followers
111 Cairo City, Egypt Cairo City, Egypt
127
26.6K followers
112 Lahore, Pakistan Lahore, Pakistan
131
385.5K followers
113 Chengdu, China Chengdu, China
154
1.7M followers
114 Jakarta, Indonesia Jakarta, Indonesia
160
1.7M followers
115 Kathmandu, Nepal Kathmandu, Nepal
165
147.3K followers
116 Baghdad, Iraq Baghdad, Iraq
168
20.2K followers
117 Kinshasa, Democratic Republic of the Congo Kinshasa, Democratic Republic of the Congo
182
6.7K followers
118 Kuwait City, Kuwait Kuwait City, Kuwait
208
64K followers
119 Delhi, India Delhi, India
217
2.7M followers

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