Air Pollution in United States

Share: aqicn.org/country/united-states/
Current Air Quality
117
Unhealthy
for Sensitive Groups
on Thursday, Nov 12th 2026, 02:00 am
Past 24 hours Air Quality

Cities with the worst air quality

#AQICity
1
142
Montgomery
2
129
Ceres
3
123
Ripon
4
122
Hanford
5
119
McKeesport
6
116
Columbia
7
115
Lathrop
8
114
Delano
9
112
Shafter
10
112
Riverbank
11
112
Wyandotte
12
105
Kalispell
13
103
Tulare
14
99
Alsip
15
98
Elkhart
16
97
Fresno
17
94
Penn Hills
18
94
Chowchilla
19
90
Zionsville
20
88
West Mifflin
21
86
Holland
22
85
Belmont Cragin
23
85
Clovis
24
83
Chalmette
25
83
Ashburn
26
82
Decatur
27
82
Bayou Cane
28
80
North Lawndale
29
79
East Garfield Park
30
79
Four Corners
31
78
Albany Park
32
78
Mount Greenwood
33
78
West Elsdon
34
77
Near South Side
35
77
Lincoln Square
36
77
West Englewood
37
77
Greater Grand Crossing
38
76
Bridgeport
39
76
Chicago Loop
40
76
Klamath Falls
41
75
Lower West Side
42
75
Lewiston
43
75
Broad Ripple
44
75
Wilmington
45
75
Hyde Park
46
75
Dolton
47
74
South Holland
48
74
Chicago Heights
49
74
Chicago Lawn
50
74
West Lawn

Cities with the best air quality

#AQICity
1
1
Spring Valley
2
1
Grafton
3
2
Woodland
4
2
Albany
5
2
Newburgh
6
3
Santee
7
3
Douglas
8
3
Concord
9
4
San Gabriel
10
4
Universal City
11
4
Edinburg
12
4
Rockwall
13
4
University Park
14
5
League City
15
5
Damascus
16
5
Fairbanks
17
5
Bellingham
18
5
Grapevine
19
5
Hilo
20
5
Pasadena
21
5
Watertown
22
6
Ponca City
23
6
Everett
24
7
Cypress
25
7
Lubbock
26
7
Weatherford
27
7
Badger
28
7
Benbrook
29
7
Harlingen
30
7
Eagle River
31
7
Fairwood
32
7
Laguna Niguel
33
8
East Millcreek
34
8
Greenville
35
8
White Plains
36
8
Haltom City
37
8
Albany
38
8
Utica
39
8
Harker Heights
40
8
Seguin
41
8
Springfield
42
8
Bangor
43
8
Eastmont
44
9
San Leandro
45
9
White Settlement
46
9
Wisconsin Rapids
47
9
Windsor
48
9
Orange
49
9
Redmond
50
9
Green Bay
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
57
 🇱🇾 Great Socialist People’s Libyan Arab Jamahiriya 🇲🇷 Islamic Republic of Mauritania 🇨🇮 Ivory Coast
60
 🇰🇪 Kenya
50
 🇲🇦 Kingdom of Morocco
10
 🇱🇸 Lesotho
22
 🇱🇷 Liberia 🇲🇼 Malawi 🇲🇱 Mali 🇲🇺 Mauritius
9
 🇾🇹 Mayotte
39
 🇳🇦 Namibia 🇳🇬 Nigeria
68
 🇩🇿 People’s Democratic Republic of Algeria 🇦🇴 Republic of Angola 🇧🇯 Republic of Benin 🇧🇮 Republic of Burundi 🇨🇻 Republic of Cabo Verde 🇨🇲 Republic of Cameroon
72
 🇹🇩 Republic of Chad 🇩🇯 Republic of Djibouti 🇬🇳 Republic of Guinea 🇬🇼 Republic of Guinea-Bissau 🇲🇬 Republic of Madagascar 🇲🇿 Republic of Mozambique
53
 🇳🇪 Republic of Niger 🇷🇼 Republic of Rwanda
36
 🇸🇳 Republic of Senegal
40
 🇿🇦 Republic of South Africa
91
 🇸🇸 Republic of South Sudan 🇨🇬 Republic of the Congo 🇷🇪 Réunion
16
 🇸🇭 Saint Helena 🇸🇨 Seychelles 🇸🇱 Sierra Leone
71
 🇪🇷 State of Eritrea 🇸🇩 Sudan 🇸🇿 Swaziland 🇸🇹 São Tomé and Príncipe 🇹🇿 Tanzania
24
 🇬🇲 The Gambia
75
 🇹🇬 Togolese Republic 🇹🇳 Tunisian Republic 🇺🇬 Uganda
58
 🇪🇭 Western Sahara 🇿🇲 Zambia
57
 🇿🇼 Zimbabwe
46

Antarctica

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

Asia

🇧🇩 Bangladesh
144
 🇧🇹 Bhutan
64
 🇮🇴 British Indian Ocean Territory 🇧🇳 Brunei Darussalam 🇰🇭 Cambodia
21
 🇨🇳 China
189
 🇨🇽 Christmas Island 🇨🇨 Cocos [Keeling] Islands 🇳🇵 Federal Democratic Republic of Nepal
192
 🇬🇪 Georgian Soviet Socialist Republic
37
 🇯🇴 Hashemite Kingdom of Jordan
12
 🇭🇰 Hong Kong
65
 🇮🇳 India
426
 🇮🇷 Iran 🇦🇫 Islamic Republic of Afghanistan 🇵🇰 Islamic Republic of Pakistan
380
 🇯🇵 Japan
55
 🇧🇭 Kingdom of Bahrain 🇸🇦 Kingdom of Saudi Arabia 🇹🇭 Kingdom of Thailand
80
 🇰🇬 Kyrgyzstan 🇱🇦 Laos
37
 🇲🇴 Macao
95
 🇲🇾 Malaysia
68
 🇲🇳 Mongolia 🇲🇲 Myanmar [Burma]
55
 🇰🇵 North Korea 🇵🇸 Palestine
82
 🇵🇭 Philippines
69
 🇦🇲 Republic of Armenia
60
 🇦🇿 Republic of Azerbaijan
51
 🇮🇩 Republic of Indonesia
146
 🇮🇶 Republic of Iraq 🇰🇿 Republic of Kazakhstan
108
 🇰🇷 Republic of Korea
115
 🇱🇧 Republic of Lebanon
59
 🇲🇻 Republic of Maldives
57
 🇹🇯 Republic of Tajikistan
41
 🇺🇿 Republic of Uzbekistan
47
 🇸🇬 Singapore
65
 🇻🇳 Socialist Republic of Vietnam
59
 🇱🇰 Sri Lanka
50
 🇮🇱 State of Israel
63
 🇰🇼 State of Kuwait
35
 🇶🇦 State of Qatar
86
 🇴🇲 Sultanate of Oman
27
 🇸🇾 Syrian Arab Republic
132
 🇹🇼 Taiwan
64
 🇹🇷 Turkey
150
 🇹🇲 Turkmenistan
25
 🇦🇪 United Arab Emirates
345
 🇾🇪 Yemen

Europe

🇧🇦 Bosnia and Herzegovina
102
 🇨🇾 Cyprus
27
 🇨🇿 Czech Republic
82
 🇫🇴 Faroe Islands 🇫🇮 Finland
68
 🇫🇷 France
107
 🇩🇪 Germany
130
 🇬🇮 Gibraltar
21
 🇱🇺 Grand Duchy of Luxembourg
21
 🇬🇷 Greece
73
 🇬🇬 Guernsey 🇻🇦 Holy See (Vatican City State) 🇭🇺 Hungary
88
 🇮🇲 Isle of Man 🇮🇹 Italy
130
 🇯🇪 Jersey 🇧🇪 Kingdom of Belgium
125
 🇩🇰 Kingdom of Denmark
28
 🇳🇴 Kingdom of Norway
42
 🇸🇪 Kingdom of Sweden
51
 🇱🇻 Latvia
61
 🇲🇰 Macedonia
121
 🇲🇹 Malta
27
 🇲🇨 Monaco
52
 🇲🇪 Montenegro
76
 🇳🇱 Netherlands
112
 🇵🇱 Poland
138
 🇵🇹 Portuguese Republic
20
 🇦🇩 Principality of Andorra
20
 🇱🇮 Principality of Liechtenstein
27
 🇦🇱 Republic of Albania
32
 🇦🇹 Republic of Austria
66
 🇧🇾 Republic of Belarus
60
 🇧🇬 Republic of Bulgaria
145
 🇭🇷 Republic of Croatia
85
 🇪🇪 Republic of Estonia
50
 🇮🇸 Republic of Iceland
25
 🇮🇪 Republic of Ireland
60
 🇽🇰 Republic of Kosovo 🇱🇹 Republic of Lithuania
7
 🇲🇩 Republic of Moldova
239
 🇸🇮 Republic of Slovenia
44
 🇷🇴 Romania
116
 🇷🇺 Russia
69
 🇸🇲 San Marino 🇷🇸 Serbia
171
 🇸🇰 Slovak Republic
60
 🇪🇸 Spain
69
 🇸🇯 Svalbard and Jan Mayen 🇨🇭 Switzerland
37
 🇺🇦 Ukraine
60
 🇬🇧 United Kingdom
107
 🇦🇽 Åland Islands

North America

🇦🇮 Anguilla 🇦🇬 Antigua and Barbuda 🇦🇼 Aruba
16
 🇧🇧 Barbados 🇧🇿 Belize 🇧🇲 Bermuda 🇧🇶 Bonaire, Saint Eustatius, and Saba
6
 🇻🇬 British Virgin Islands 🇨🇦 Canada
52
 🇰🇾 Cayman Islands 🇨🇼 Curaçao 🇩🇲 Dominica 🇩🇴 Dominican Republic
16
 🇬🇱 Greenland 🇬🇩 Grenada 🇬🇵 Guadeloupe
26
 🇯🇲 Jamaica 🇲🇶 Martinique
17
 🇲🇽 Mexico
110
 🇲🇸 Montserrat 🇵🇷 Puerto Rico 🇨🇷 Republic of Costa Rica
25
 🇨🇺 Republic of Cuba 🇸🇻 Republic of El Salvador
27
 🇬🇹 Republic of Guatemala
16
 🇭🇹 Republic of Haiti 🇭🇳 Republic of Honduras
19
 🇳🇮 Republic of Nicaragua
27
 🇵🇦 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
131

Oceania

🇦🇸 American Samoa 🇦🇺 Australia
52
 🇨🇰 Cook Islands 🇹🇱 East Timor 🇫🇯 Fiji 🇵🇫 French Polynesia 🇬🇺 Guam 🇼🇸 Independent State of Samoa 🇰🇮 Kiribati 🇲🇭 Marshall Islands 🇫🇲 Micronesia 🇳🇨 New Caledonia
17
 🇳🇿 New Zealand
22
 🇳🇺 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
10
 🇧🇴 Bolivia, Plurinational State Of 🇧🇷 Brazil
51
 🇫🇰 Colony of the Falkland Islands 🇬🇫 French Guiana
27
 🇬🇾 Guyana 🇺🇾 Oriental Republic of Uruguay 🇨🇱 Republic of Chile
68
 🇨🇴 Republic of Colombia
58
 🇪🇨 Republic of Ecuador
68
 🇵🇾 Republic of Paraguay
17
 🇵🇪 Republic of Peru
60
 🇸🇷 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.