Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Live cleanest major city ranking 
2023
World Air Quality Report
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 US | Followers | |
|---|---|---|---|---|
| 1 |  | Denver, USA | 4 | 1.5M followers |
| 2 | | Seattle, USA | 5 | 294.8K followers |
| 3 | | Portland, USA | 5 | 125.4K followers |
| 4 | | San Francisco, USA | 6 | 577.9K followers |
| 5 |  | Kabul, Afghanistan | 8 | 21.9K followers |
| 6 |  | Auckland, New Zealand | 9 | 66.7K followers |
| 7 |  | Sydney, Australia | 9 | 1.6M followers |
| 8 |  | Krasnoyarsk, Russia | 12 | 95.1K followers |
| 9 |  | Vancouver BC, Canada | 14 | 114K followers |
| 10 | | Toronto, Canada | 15 | 330.1K followers |
| 11 | | Washington, D.C., USA | 15 | 37.6K followers |
| 12 | | New York City, USA | 15 | 1.8M followers |
| 13 |  | Oslo, Norway | 17 | 32.2K followers |
| 14 |  | Ho Chi Minh City, Vietnam | 17 | 2.2M followers |
| 15 |  | Kyiv, Ukraine | 17 | 271.7K followers |
| 16 | | Melbourne, Australia | 17 | 292.1K followers |
| 17 | | Canberra, Australia | 18 | 271.4K followers |
| 18 |  | Bern, Switzerland | 21 | 84.2K followers |
| 19 |  | Athens, Greece | 21 | 25.4K followers |
| 20 |  | Kyoto, Japan | 21 | 79.8K followers |
| 21 | | Los Angeles, USA | 21 | 6M followers |
| 22 |  | Lyon, France | 22 | 485.7K followers |
| 23 | | Paris, France | 22 | 5.5M followers |
| 24 | | Nice, France | 23 | 452.3K followers |
| 25 |  | Vienna, Austria | 25 | 141.1K followers |
| 26 |  | Stockholm, Sweden | 26 | 34.7K followers |
| 27 |  | Munich, Germany | 26 | 337.9K followers |
| 28 |  | Amsterdam, Netherlands | 27 | 233.9K followers |
| 29 | | Detroit, USA | 27 | 24.3K followers |
| 30 |  | Dublin, Ireland | 27 | 20.2K followers |
| 31 | | Salt Lake City, USA | 27 | 45K followers |
| 32 |  | Birmingham, United Kingdom | 28 | 282.4K followers |
| 33 |  | Nairobi, Kenya | 28 | 13.6K followers |
| 34 |  | Kuching, Malaysia | 29 | 49K followers |
| 35 |  | Helsinki, Finland | 29 | 73.3K followers |
| 36 |  | Zagreb, Croatia | 29 | 14.4K followers |
| 37 |  | Ulaanbaatar, Mongolia | 29 | 51.2K followers |
| 38 |  | Bishkek, Kyrgyzstan | 30 | 38K followers |
| 39 | | London, United Kingdom | 30 | 231.4K followers |
| 40 |  | Bratislava, Slovakia | 31 | 37.8K followers |
| 41 |  | Santiago, Chile | 31 | 93.4K followers |
| 42 |  | Rome, Italy | 33 | 62.7K followers |
| 43 | | Osaka, Japan | 33 | 61.7K followers |
| 44 |  | Jakarta, Indonesia | 34 | 1.7M followers |
| 45 | | Montreal, Canada | 37 | 107.9K followers |
| 46 |  | Lisbon, Portugal | 39 | 20.9K followers |
| 47 | | Minneapolis, USA | 39 | 15.1K followers |
| 48 |  | Tehran, Iran | 41 | 1M followers |
| 49 |  | Singapore, Singapore | 41 | 857.5K followers |
| 50 | | Chicago, USA | 41 | 42.7K followers |
| 51 | | Tokyo, Japan | 41 | 1M followers |
| 52 |  | Pristina, Kosovo | 42 | 12.8K followers |
| 53 |  | Prague, Czech Republic | 43 | 105.6K followers |
| 54 |  | Belgrade, Serbia | 43 | 198.4K followers |
| 55 | | Moscow, Russia | 45 | 769.7K followers |
| 56 |  | Sofia, Bulgaria | 45 | 109.3K followers |
| 57 |  | Bogota, Colombia | 45 | 79.4K followers |
| 58 |  | Bucharest, Romania | 45 | 61.7K followers |
| 59 |  | Hong Kong, Hong Kong SAR | 45 | 668.9K followers |
| 60 | | Kobe, Japan | 45 | 27.5K followers |
| 61 | | Milano, Italy | 46 | 112.8K followers |
| 62 |  | Incheon, South Korea | 47 | 22.2K followers |
| 63 |  | Kaohsiung, Taiwan | 50 | 681.8K followers |
| 64 |  | Sarajevo, Bosnia Herzegovina | 52 | 48.6K followers |
| 65 |  | Algiers, Algeria | 54 | 37K followers |
| 66 |  | Brussels, Belgium | 54 | 139.2K followers |
| 67 | | Rotterdam, Netherlands | 54 | 120.6K followers |
| 68 |  | Shenzhen, China | 54 | 382.4K followers |
| 69 | | Chongqing, China | 54 | 168.6K followers |
| 70 | | Kuala Lumpur, Malaysia | 55 | 377.8K followers |
| 71 | | Houston, USA | 55 | 26.9K followers |
| 72 | | Taipei, Taiwan | 57 | 975.3K followers |
| 73 | | Berlin, Germany | 57 | 193.5K followers |
| 74 |  | Skopje, North Macedonia | 58 | 13.7K followers |
| 75 | | Shanghai, China | 59 | 2.1M followers |
| 76 |  | Lima, Peru | 59 | 34.6K followers |
| 77 |  | Astana, Kazakhstan | 60 | 25.5K followers |
| 78 |  | Riyadh, Saudi Arabia | 61 | 84K followers |
| 79 |  | Tashkent, Uzbekistan | 61 | 113.6K followers |
| 80 |  | Wroclaw, Poland | 62 | 253.1K followers |
| 81 |  | Kampala, Uganda | 63 | 9.3K followers |
| 82 | | Warsaw, Poland | 63 | 322.6K followers |
| 83 |  | Madrid, Spain | 63 | 325.8K followers |
| 84 | | Seoul, South Korea | 63 | 6.3M followers |
| 85 | | Batam, Indonesia | 65 | 1.3M followers |
| 86 |  | Budapest, Hungary | 65 | 21.8K followers |
| 87 |  | Istanbul, Turkey | 65 | 219.9K followers |
| 88 |  | Sao Paulo, Brazil | 65 | 79.8K followers |
| 89 |  | Phnom Penh, Cambodia | 69 | 394.3K followers |
| 90 | | Hangzhou, China | 72 | 317.2K followers |
| 91 | | Wuhan, China | 72 | 317.4K followers |
| 92 |  | Lahore, Pakistan | 72 | 380.8K followers |
| 93 |  | Cairo City, Egypt | 73 | 25.2K followers |
| 94 | | Krakow, Poland | 74 | 303.6K followers |
| 95 |  | Manama, Bahrain | 78 | 29.7K followers |
| 96 |  | Dubai, United Arab Emirates | 79 | 364.8K followers |
| 97 |  | Kuwait City, Kuwait | 82 | 63.5K followers |
| 98 |  | Mexico City, Mexico | 82 | 338.8K followers |
| 99 | | Busan, South Korea | 82 | 186.6K followers |
| 100 |  | Tel Aviv-Yafo, Israel | 83 | 80.3K followers |
| 101 | | Chengdu, China | 83 | 1.7M followers |
| 102 | | Jerusalem, Israel | 84 | 59.5K followers |
| 103 | | Karachi, Pakistan | 84 | 67.8K followers |
| 104 |  | Accra, Ghana | 86 | 6.3K followers |
| 105 |  | Bangkok, Thailand | 86 | 5.3M followers |
| 106 |  | Mumbai, India | 89 | 1.5M followers |
| 107 | | Medan, Indonesia | 90 | 1.3M followers |
| 108 |  | Doha, Qatar | 91 | 99.4K followers |
| 109 |  | Kinshasa, Democratic Republic of the Congo | 93 | 6.6K followers |
| 110 | | Guangzhou, China | 95 | 1.5M followers |
| 111 |  | Addis Ababa, Ethiopia | 101 | 15K followers |
| 112 |  | Yangon, Myanmar | 114 | 23.4K followers |
| 113 |  | Dhaka, Bangladesh | 130 | 224.5K followers |
| 114 | | Beijing, China | 132 | 6.9M followers |
| 115 | | Hanoi, Vietnam | 144 | 2.2M followers |
| 116 | | Chiang Mai, Thailand | 152 | 11.7M followers |
| 117 | | Kolkata, India | 156 | 1.4M followers |
| 118 | | Delhi, India | 156 | 2.7M followers |
| 119 |  | Baghdad, Iraq | 160 | 19.5K followers |
| 120 |  | Kathmandu, Nepal | 185 | 145.2K followers |
Stay Informed. Download #1 air quality app
Rated 4.8Air pollution forecast, pollution alerts and much more to help you plan your days and keep protected against air pollution
AQI US, Metric