Air Pollution in United States

Share: aqicn.org/country/united-states/
Current Air Quality
132
Unhealthy
for Sensitive Groups
on Wednesday, Nov 11th 2026, 22:00 pm
Past 24 hours Air Quality
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very Unhealthy
Hazardous

Air Quality Forecast

Air quality historical data


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Known Countries in the World

Africa

🇧🇼 Botswana 🇧🇫 Burkina Faso 🇨🇫 Central African Republic 🇨🇩 Congo, The Democratic Republic Of 🇪🇬 Egypt 🇬🇶 Equatorial Guinea 🇪🇹 Federal Democratic Republic of Ethiopia 🇰🇲 Federal Islamic Republic of the Comoros 🇸🇴 Federal Republic of Somalia 🇬🇦 Gabonese Republic 🇬🇭 Ghana
54
🇱🇾 Great Socialist People’s Libyan Arab Jamahiriya 🇲🇷 Islamic Republic of Mauritania 🇨🇮 Ivory Coast
65
🇰🇪 Kenya
60
🇲🇦 Kingdom of Morocco
10
🇱🇸 Lesotho
26
🇱🇷 Liberia 🇲🇼 Malawi 🇲🇱 Mali 🇲🇺 Mauritius
15
🇾🇹 Mayotte
39
🇳🇦 Namibia 🇳🇬 Nigeria
65
🇩🇿 People’s Democratic Republic of Algeria 🇦🇴 Republic of Angola 🇧🇯 Republic of Benin 🇧🇮 Republic of Burundi 🇨🇻 Republic of Cabo Verde 🇨🇲 Republic of Cameroon
61
🇹🇩 Republic of Chad 🇩🇯 Republic of Djibouti 🇬🇳 Republic of Guinea 🇬🇼 Republic of Guinea-Bissau 🇲🇬 Republic of Madagascar 🇲🇿 Republic of Mozambique
95
🇳🇪 Republic of Niger 🇷🇼 Republic of Rwanda
27
🇸🇳 Republic of Senegal
26
🇿🇦 Republic of South Africa
56
🇸🇸 Republic of South Sudan 🇨🇬 Republic of the Congo 🇷🇪 Réunion
19
🇸🇭 Saint Helena 🇸🇨 Seychelles 🇸🇱 Sierra Leone
68
🇪🇷 State of Eritrea 🇸🇩 Sudan 🇸🇿 Swaziland 🇸🇹 São Tomé and Príncipe 🇹🇿 Tanzania
35
🇬🇲 The Gambia 🇹🇬 Togolese Republic 🇹🇳 Tunisian Republic 🇺🇬 Uganda
62
🇪🇭 Western Sahara 🇿🇲 Zambia
78
🇿🇼 Zimbabwe

Antarctica

🇦🇶 Antarctica 🇧🇻 Bouvet Island 🇹🇫 French Southern Territories 🇭🇲 Heard Island and McDonald Islands 🇬🇸 South Georgia and the South Sandwich Islands

Asia

🇧🇩 Bangladesh
140
🇧🇹 Bhutan
64
🇮🇴 British Indian Ocean Territory 🇧🇳 Brunei Darussalam 🇰🇭 Cambodia
18
🇨🇳 China
190
🇨🇽 Christmas Island 🇨🇨 Cocos [Keeling] Islands 🇳🇵 Federal Democratic Republic of Nepal
172
🇬🇪 Georgian Soviet Socialist Republic
36
🇯🇴 Hashemite Kingdom of Jordan
13
🇭🇰 Hong Kong
69
🇮🇳 India
195
🇮🇷 Iran 🇦🇫 Islamic Republic of Afghanistan 🇵🇰 Islamic Republic of Pakistan
393
🇯🇵 Japan
58
🇧🇭 Kingdom of Bahrain 🇸🇦 Kingdom of Saudi Arabia 🇹🇭 Kingdom of Thailand
95
🇰🇬 Kyrgyzstan
48
🇱🇦 Laos
46
🇲🇴 Macao
97
🇲🇾 Malaysia
67
🇲🇳 Mongolia 🇲🇲 Myanmar [Burma]
67
🇰🇵 North Korea 🇵🇸 Palestine
89
🇵🇭 Philippines
62
🇦🇲 Republic of Armenia
49
🇦🇿 Republic of Azerbaijan
34
🇮🇩 Republic of Indonesia
150
🇮🇶 Republic of Iraq 🇰🇿 Republic of Kazakhstan
104
🇰🇷 Republic of Korea
120
🇱🇧 Republic of Lebanon
7
🇲🇻 Republic of Maldives
19
🇹🇯 Republic of Tajikistan
36
🇺🇿 Republic of Uzbekistan
52
🇸🇬 Singapore
66
🇻🇳 Socialist Republic of Vietnam
69
🇱🇰 Sri Lanka
39
🇮🇱 State of Israel
62
🇰🇼 State of Kuwait
36
🇶🇦 State of Qatar
20
🇴🇲 Sultanate of Oman
27
🇸🇾 Syrian Arab Republic
21
🇹🇼 Taiwan
64
🇹🇷 Turkey
154
🇹🇲 Turkmenistan
30
🇦🇪 United Arab Emirates
417
🇾🇪 Yemen

Europe

🇧🇦 Bosnia and Herzegovina
83
🇨🇾 Cyprus
31
🇨🇿 Czech Republic
77
🇫🇴 Faroe Islands 🇫🇮 Finland
63
🇫🇷 France
61
🇩🇪 Germany
109
🇬🇮 Gibraltar
29
🇱🇺 Grand Duchy of Luxembourg
29
🇬🇷 Greece
67
🇬🇬 Guernsey 🇻🇦 Holy See (Vatican City State) 🇭🇺 Hungary
80
🇮🇲 Isle of Man 🇮🇹 Italy
128
🇯🇪 Jersey 🇧🇪 Kingdom of Belgium
110
🇩🇰 Kingdom of Denmark
19
🇳🇴 Kingdom of Norway
32
🇸🇪 Kingdom of Sweden
48
🇱🇻 Latvia
57
🇲🇰 Macedonia
65
🇲🇹 Malta
31
🇲🇨 Monaco
60
🇲🇪 Montenegro
63
🇳🇱 Netherlands
99
🇵🇱 Poland
115
🇵🇹 Portuguese Republic
27
🇦🇩 Principality of Andorra
22
🇱🇮 Principality of Liechtenstein
27
🇦🇱 Republic of Albania
33
🇦🇹 Republic of Austria
67
🇧🇾 Republic of Belarus
59
🇧🇬 Republic of Bulgaria
79
🇭🇷 Republic of Croatia
90
🇪🇪 Republic of Estonia
43
🇮🇸 Republic of Iceland
26
🇮🇪 Republic of Ireland
59
🇽🇰 Republic of Kosovo 🇱🇹 Republic of Lithuania
9
🇲🇩 Republic of Moldova
51
🇸🇮 Republic of Slovenia
35
🇷🇴 Romania
103
🇷🇺 Russia
90
🇸🇲 San Marino 🇷🇸 Serbia
136
🇸🇰 Slovak Republic
53
🇪🇸 Spain
80
🇸🇯 Svalbard and Jan Mayen 🇨🇭 Switzerland
34
🇺🇦 Ukraine
54
🇬🇧 United Kingdom
98
🇦🇽 Åland Islands

North America

🇦🇮 Anguilla 🇦🇬 Antigua and Barbuda 🇦🇼 Aruba
9
🇧🇧 Barbados 🇧🇿 Belize 🇧🇲 Bermuda 🇧🇶 Bonaire, Saint Eustatius, and Saba
9
🇻🇬 British Virgin Islands 🇨🇦 Canada
47
🇰🇾 Cayman Islands 🇨🇼 Curaçao 🇩🇲 Dominica 🇩🇴 Dominican Republic
6
🇬🇱 Greenland 🇬🇩 Grenada 🇬🇵 Guadeloupe
21
🇯🇲 Jamaica 🇲🇶 Martinique
15
🇲🇽 Mexico
104
🇲🇸 Montserrat 🇵🇷 Puerto Rico 🇨🇷 Republic of Costa Rica
24
🇨🇺 Republic of Cuba 🇸🇻 Republic of El Salvador
33
🇬🇹 Republic of Guatemala
14
🇭🇹 Republic of Haiti 🇭🇳 Republic of Honduras
40
🇳🇮 Republic of Nicaragua
24
🇵🇦 Republic of Panama 🇧🇱 Saint Barthélemy 🇰🇳 Saint Kitts and Nevis 🇱🇨 Saint Lucia 🇲🇫 Saint Martin 🇵🇲 Saint Pierre and Miquelon 🇻🇨 Saint Vincent and the Grenadines 🇸🇽 Sint Maarten 🇧🇸 The Bahamas 🇹🇹 Trinidad and Tobago
19
🇹🇨 Turks and Caicos Islands 🇻🇮 U.S. Virgin Islands 🇺🇸 United States
134

Oceania

🇦🇸 American Samoa 🇦🇺 Australia
54
🇨🇰 Cook Islands 🇹🇱 East Timor 🇫🇯 Fiji 🇵🇫 French Polynesia 🇬🇺 Guam 🇼🇸 Independent State of Samoa 🇰🇮 Kiribati 🇲🇭 Marshall Islands 🇫🇲 Micronesia 🇳🇨 New Caledonia
15
🇳🇿 New Zealand
29
🇳🇺 Niue 🇳🇫 Norfolk Island 🇲🇵 Northern Mariana Islands 🇵🇼 Palau 🇵🇬 Papua New Guinea 🇵🇳 Pitcairn Islands 🇳🇷 Republic of Nauru 🇻🇺 Republic of Vanuatu 🇸🇧 Solomon Islands 🇹🇰 Tokelau 🇹🇴 Tonga 🇹🇻 Tuvalu 🇺🇲 U.S. Minor Outlying Islands 🇼🇫 Wallis and Futuna

South America

🇦🇷 Argentine Republic
13
🇧🇴 Bolivia, Plurinational State Of 🇧🇷 Brazil
46
🇫🇰 Colony of the Falkland Islands 🇬🇫 French Guiana
21
🇬🇾 Guyana 🇺🇾 Oriental Republic of Uruguay 🇨🇱 Republic of Chile
72
🇨🇴 Republic of Colombia
60
🇪🇨 Republic of Ecuador
54
🇵🇾 Republic of Paraguay
9
🇵🇪 Republic of Peru
58
🇸🇷 Republic of Suriname 🇻🇪 Venezuela

About the Air Quality and Pollution Measurement:

About the Air Quality Levels

AQIAir Pollution LevelHealth ImplicationsCautionary Statement (for PM2.5)
0 - 50GoodAir quality is considered satisfactory, and air pollution poses little or no riskNone
51 -100ModerateAir quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150Unhealthy for Sensitive GroupsMembers of sensitive groups may experience health effects. The general public is not likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200UnhealthyEveryone may begin to experience health effects; members of sensitive groups may experience more serious health effectsActive children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300Very UnhealthyHealth warnings of emergency conditions. The entire population is more likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+HazardousHealth alert: everyone may experience more serious health effectsEveryone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.


Usage Notice: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.