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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
8
586.4K followers
2 Vancouver BC, Canada Vancouver BC, Canada
9
120.4K followers
3 Zagreb, Croatia Zagreb, Croatia
11
15K followers
4 Sydney, Australia Sydney, Australia
11
1.6M followers
5 Seattle, USA Seattle, USA
14
300.8K followers
6 Kabul, Afghanistan Kabul, Afghanistan
16
23K followers
7 Milano, Italy Milano, Italy
16
117.4K followers
8 Canberra, Australia Canberra, Australia
16
272.9K followers
9 Portland, USA Portland, USA
16
130.6K followers
10 Moscow, Russia Moscow, Russia
19
782.1K followers
11 Tehran, Iran Tehran, Iran
22
1M followers
12 Salt Lake City, USA Salt Lake City, USA
24
46.7K followers
13 Krakow, Poland Krakow, Poland
25
306.8K followers
14 Denver, USA Denver, USA
25
1.5M followers
15 Melbourne, Australia Melbourne, Australia
25
298.1K followers
16 Belgrade, Serbia Belgrade, Serbia
27
204.1K followers
17 New York City, USA New York City, USA
27
1.8M followers
18 Bangkok, Thailand Bangkok, Thailand
27
5.3M followers
19 Auckland, New Zealand Auckland, New Zealand
28
69.2K followers
20 Algiers, Algeria Algiers, Algeria
30
37.1K followers
21 Prague, Czech Republic Prague, Czech Republic
30
106.7K followers
22 Kuching, Malaysia Kuching, Malaysia
32
49.1K followers
23 Oslo, Norway Oslo, Norway
33
33.5K followers
24 Paris, France Paris, France
33
5.6M followers
25 Ho Chi Minh City, Vietnam Ho Chi Minh City, Vietnam
33
2.2M followers
26 Montreal, Canada Montreal, Canada
33
110.3K followers
27 Washington, D.C., USA Washington, D.C., USA
33
39.4K followers
28 Minneapolis, USA Minneapolis, USA
33
16.7K followers
29 Bern, Switzerland Bern, Switzerland
35
85.4K followers
30 Rome, Italy Rome, Italy
35
64.9K followers
31 Wroclaw, Poland Wroclaw, Poland
36
253.9K followers
32 Lisbon, Portugal Lisbon, Portugal
36
21.9K followers
33 Nice, France Nice, France
37
456K followers
34 Helsinki, Finland Helsinki, Finland
37
74.3K followers
35 Taipei, Taiwan Taipei, Taiwan
38
985.4K followers
36 Berlin, Germany Berlin, Germany
38
196.7K followers
37 Kyiv, Ukraine Kyiv, Ukraine
39
274.6K followers
38 Munich, Germany Munich, Germany
40
342.8K followers
39 Madrid, Spain Madrid, Spain
40
329.3K followers
40 Warsaw, Poland Warsaw, Poland
41
326.3K followers
41 Stockholm, Sweden Stockholm, Sweden
43
36.2K followers
42 Amsterdam, Netherlands Amsterdam, Netherlands
47
236.9K followers
43 Singapore, Singapore Singapore, Singapore
49
867.4K followers
44 Pristina, Kosovo Pristina, Kosovo
49
13.3K followers
45 Sarajevo, Bosnia Herzegovina Sarajevo, Bosnia Herzegovina
49
50.2K followers
46 Chicago, USA Chicago, USA
50
44.8K followers
47 Bucharest, Romania Bucharest, Romania
51
62.5K followers
48 Los Angeles, USA Los Angeles, USA
51
6.1M followers
49 Sofia, Bulgaria Sofia, Bulgaria
52
110.2K followers
50 Toronto, Canada Toronto, Canada
52
344.7K followers
51 Lyon, France Lyon, France
53
489.8K followers
52 Bratislava, Slovakia Bratislava, Slovakia
53
38.1K followers
53 Detroit, USA Detroit, USA
53
24.9K followers
54 Riyadh, Saudi Arabia Riyadh, Saudi Arabia
55
85.3K followers
55 Bogota, Colombia Bogota, Colombia
55
80.1K followers
56 Vienna, Austria Vienna, Austria
55
143.4K followers
57 Busan, South Korea Busan, South Korea
55
196.6K followers
58 Kobe, Japan Kobe, Japan
55
27.8K followers
59 Seoul, South Korea Seoul, South Korea
55
6.5M followers
60 Budapest, Hungary Budapest, Hungary
56
22.8K followers
61 London, United Kingdom London, United Kingdom
56
244.2K followers
62 Chiang Mai, Thailand Chiang Mai, Thailand
57
11.7M followers
63 Osaka, Japan Osaka, Japan
58
64.7K followers
64 Kyoto, Japan Kyoto, Japan
59
81.2K followers
65 Dublin, Ireland Dublin, Ireland
59
21K followers
66 Birmingham, United Kingdom Birmingham, United Kingdom
60
284.9K followers
67 Skopje, North Macedonia Skopje, North Macedonia
60
14.2K followers
68 Astana, Kazakhstan Astana, Kazakhstan
60
26.5K followers
69 Incheon, South Korea Incheon, South Korea
60
22.8K followers
70 Bishkek, Kyrgyzstan Bishkek, Kyrgyzstan
60
39.5K followers
71 Tokyo, Japan Tokyo, Japan
60
1M followers
72 Athens, Greece Athens, Greece
61
26.8K followers
73 Shanghai, China Shanghai, China
61
2.1M followers
74 Chongqing, China Chongqing, China
62
171.3K followers
75 Hanoi, Vietnam Hanoi, Vietnam
62
2.2M followers
76 Istanbul, Turkey Istanbul, Turkey
62
223.4K followers
77 Tashkent, Uzbekistan Tashkent, Uzbekistan
62
118.3K followers
78 Addis Ababa, Ethiopia Addis Ababa, Ethiopia
64
15.3K followers
79 Rotterdam, Netherlands Rotterdam, Netherlands
65
122K followers
80 Kampala, Uganda Kampala, Uganda
66
9.4K followers
81 Yangon, Myanmar Yangon, Myanmar
66
24.5K followers
82 Krasnoyarsk, Russia Krasnoyarsk, Russia
68
95.9K followers
83 Nairobi, Kenya Nairobi, Kenya
68
14K followers
84 Tel Aviv-Yafo, Israel Tel Aviv-Yafo, Israel
69
81.4K followers
85 Guangzhou, China Guangzhou, China
69
1.5M followers
86 Houston, USA Houston, USA
70
28.4K followers
87 Batam, Indonesia Batam, Indonesia
71
1.3M followers
88 Accra, Ghana Accra, Ghana
71
6.5K followers
89 Dubai, United Arab Emirates Dubai, United Arab Emirates
71
373.1K followers
90 Jerusalem, Israel Jerusalem, Israel
72
60.2K followers
91 Kuwait City, Kuwait Kuwait City, Kuwait
72
64K followers
92 Hong Kong, Hong Kong SAR Hong Kong, Hong Kong SAR
72
678.1K followers
93 Baghdad, Iraq Baghdad, Iraq
73
20.2K followers
94 Sao Paulo, Brazil Sao Paulo, Brazil
75
80.9K followers
95 Karachi, Pakistan Karachi, Pakistan
77
69K followers
96 Lima, Peru Lima, Peru
77
35K followers
97 Kolkata, India Kolkata, India
79
1.4M followers
98 Shenzhen, China Shenzhen, China
79
390.7K followers
99 Medan, Indonesia Medan, Indonesia
86
1.3M followers
100 Hangzhou, China Hangzhou, China
86
328.9K followers
101 Kaohsiung, Taiwan Kaohsiung, Taiwan
86
688K followers
102 Ulaanbaatar, Mongolia Ulaanbaatar, Mongolia
86
52K followers
103 Doha, Qatar Doha, Qatar
88
101K followers
104 Kuala Lumpur, Malaysia Kuala Lumpur, Malaysia
90
382.1K followers
105 Brussels, Belgium Brussels, Belgium
91
141.1K followers
106 Mumbai, India Mumbai, India
92
1.5M followers
107 Chengdu, China Chengdu, China
97
1.7M followers
108 Santiago, Chile Santiago, Chile
110
94.6K followers
109 Wuhan, China Wuhan, China
122
323.3K followers
110 Phnom Penh, Cambodia Phnom Penh, Cambodia
126
396.6K followers
111 Cairo City, Egypt Cairo City, Egypt
134
26.6K followers
112 Kinshasa, Democratic Republic of the Congo Kinshasa, Democratic Republic of the Congo
139
6.7K followers
113 Lahore, Pakistan Lahore, Pakistan
146
385.6K followers
114 Beijing, China Beijing, China
153
7M followers
115 Dhaka, Bangladesh Dhaka, Bangladesh
159
226.5K followers
116 Manama, Bahrain Manama, Bahrain
160
30.1K followers
117 Kathmandu, Nepal Kathmandu, Nepal
163
147.3K followers
118 Jakarta, Indonesia Jakarta, Indonesia
167
1.7M followers
119 Delhi, India Delhi, India
204
2.7M followers

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