SmogRank / History / week of May 29, 2023

Most polluted cities, week of May 29, 2023

1,247 cities ranked by their average PM2.5 over the 7 days. A city needs measurements on 70% of the days to be ranked.

← week of May 22, 2023week of June 5, 2023 →
#City µg/m³
1Baghdad Baghdad, Iraq
86.6
2Dhaka low-cost sensors Dhaka Division, Bangladesh
83.8
3Rouyn-Noranda Quebec, Canada
68.3
4Manama Manama, Bahrain
60.8
5Kolkata West Bengal, India
52.0
6Lahore low-cost sensors Punjab, Pakistan
51.6
7Jakarta Jakarta, Indonesia
47.1
8Hyderabad Telangana, India
45.4
9Fort McMurray Alberta, Canada
41.9
10Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan
40.7
11Beijing Beijing, China
38.4
12Delhi Delhi, India
37.3
13Hanoi Hanoi, Vietnam
36.3
14Kigali Kigali, Rwanda
35.0
15Celaya Guanajuato, Mexico
34.6
16Guangzhou Guangdong, China
34.4
17Dushanbe Dushanbe, Tajikistan
32.1
18Chennai Tamil Nadu, India
31.8
19Kathmandu low-cost sensors Bagmati Province, Nepal
30.2
20Salamanca Guanajuato, Mexico
27.4
21Prince Albert Saskatchewan, Canada
26.2
22Rabinal Baja Verapaz, Guatemala
26.1
22Guatemala City Guatemala, Guatemala
26.1
24Jeddah Mecca Region, Saudi Arabia
25.3
24Hacienda Santa Fe Jalisco, Mexico
25.3
26Pristina Pristina, Kosovo
24.6
27Ashgabat Ashgabat, Turkmenistan
24.3
28Greater Sudbury Ontario, Canada
23.9
29Islamabad low-cost sensors Islamabad, Pakistan
23.8
30Texarkana Texas, United States
23.1
31Salor Tashkent Region, Uzbekistan
22.7
32Appleton Wisconsin, United States
22.6
33Baku Baki, Azerbaijan
21.9
33Ecatepec de Morelos México, Mexico
21.9
35Silao de la Victoria Guanajuato, Mexico
21.2
36Mexico City Mexico City, Mexico
21.1
37Lincoln Park Michigan, United States
20.8
38Shenyang Liaoning, China
20.7
38Belmopan Cayo District, Belize
20.7
40Durango Basque Country, Spain
20.4
41Bilbao Basque Country, Spain
20.2
41Rose Hill Virginia, United States
20.2
43Guanajuato Guanajuato, Mexico
19.9
43Milwaukee Wisconsin, United States
19.9
45Laudio / Llodio Basque Country, Spain
19.4
46Bensalem Pennsylvania, United States
19.3
47Springdale Arkansas, United States
19.1
47Edmonton Alberta, Canada
19.1
49Antananarivo Analamanga, Madagascar
18.9
50Addis Ababa Addis Ababa, Ethiopia
18.8
50San Luis de la Paz Guanajuato, Mexico
18.8
50Springfield Virginia, United States
18.8
53Peterborough Ontario, Canada
18.5
54Waukesha Wisconsin, United States
17.8
55Newark Delaware, United States
17.6
56Philadelphia Pennsylvania, United States
17.5
57Karachi low-cost sensors Sindh, Pakistan
17.3
57West Mifflin Pennsylvania, United States
17.3
59Oviedo Asturias, Spain
17.2
60Athens Attica, Greece
17.1
60Vigo Galicia, Spain
17.1
60Washington District of Columbia, United States
17.1
60South Milwaukee Wisconsin, United States
17.1
64Little Rock Arkansas, United States
17.0
64Chester Pennsylvania, United States
17.0
64Warren Ohio, United States
17.0
64Kitchener Ontario, Canada
17.0
64Saskatoon Saskatchewan, Canada
17.0
69St. Louis Missouri, United States
16.8
69Hernando Mississippi, United States
16.8
69Eau Claire Wisconsin, United States
16.8
72Amman Amman, Jordan
16.7
72Irapuato Guanajuato, Mexico
16.7
72Buffalo New York, United States
16.7
75Pennsauken New Jersey, United States
16.5
75Hobbs New Mexico, United States
16.5
75Barrie Ontario, Canada
16.5
78A Coruña Galicia, Spain
16.4
79Lancaster Pennsylvania, United States
16.3
80Gijón Asturias, Spain
16.2
80Bridgeport Connecticut, United States
16.2
82Port Huron Michigan, United States
16.1
83Shreveport Louisiana, United States
16.0
83Grand Rapids Michigan, United States
16.0
83Kalamazoo Michigan, United States
16.0
83Saguenay Quebec, Canada
16.0
87Wilmington Delaware, United States
15.9
87York Pennsylvania, United States
15.9
87London Ontario, Canada
15.9
90Abasolo Guanajuato, Mexico
15.8
90Hamilton Ontario, Canada
15.8
92Narón Galicia, Spain
15.7
92Flint Michigan, United States
15.7
92Redford Michigan, United States
15.7
92Cleveland Ohio, United States
15.7
92Paradise California, United States
15.7
92Prince George British Columbia, Canada
15.7
98Pleasantville New Jersey, United States
15.6
98Jenison Michigan, United States
15.6
98Indio California, United States
15.6
101Ciudad Juárez Chihuahua, Mexico
15.4
101Detroit Michigan, United States
15.4
103Trnava Trnava Region, Slovakia
15.3
103Jackson Mississippi, United States
15.3
105Gasteiz / Vitoria Basque Country, Spain
15.2
105Sulphur Louisiana, United States
15.2
105Bay City Michigan, United States
15.2
105Youngstown Ohio, United States
15.2
105Norristown Pennsylvania, United States
15.2
105Madison Wisconsin, United States
15.2
111Český Těšín Moravian-Silesian Region, Czechia
15.1
111Lansing Michigan, United States
15.1
111McKeesport Pennsylvania, United States
15.1
114Hattiesburg Mississippi, United States
15.0
114Ypsilanti Michigan, United States
15.0
114Pittsburgh Pennsylvania, United States
15.0
117Yangon Yangon, Myanmar
14.9
117Saint-Brieuc Brittany, France
14.9
117Havířov Moravian-Silesian Region, Czechia
14.9
117Indianapolis Indiana, United States
14.9
117Elkton Maryland, United States
14.9
122Alessandria Piedmont, Italy
14.8
122East Saint Louis Illinois, United States
14.8
122Akron Ohio, United States
14.8
125Conakry Conakry, Guinea
14.7
125Frýdek-Místek Moravian-Silesian Region, Czechia
14.7
125Gulfport Mississippi, United States
14.7
125Naperville Illinois, United States
14.7
129Calumet City Illinois, United States
14.6
129Steubenville Ohio, United States
14.6
129Brantford Ontario, Canada
14.6
129North Bay Ontario, Canada
14.6
133Donostia / San Sebastián Basque Country, Spain
14.5
133Bermeo Basque Country, Spain
14.5
133Scaggsville Maryland, United States
14.5
133Moore Oklahoma, United States
14.5
133Dearborn Michigan, United States
14.5
133Rochester Minnesota, United States
14.5
139Humenné Prešov Region, Slovakia
14.4
139Moline Illinois, United States
14.4
139Rockford Illinois, United States
14.4
139Trenton New Jersey, United States
14.4
139Canton Ohio, United States
14.4
139Harrisburg Pennsylvania, United States
14.4
139St. Thomas Ontario, Canada
14.4
146Avilés Asturias, Spain
14.3
147Béthune Hauts-de-France, France
14.2
147Dover Delaware, United States
14.2
147Jeffersonville Indiana, United States
14.2
147Erie Pennsylvania, United States
14.2
151Acharnés Attica, Greece
14.1
151Clinton Iowa, United States
14.1
153Prešov Prešov Region, Slovakia
14.0
153Birmingham Alabama, United States
14.0
153Ferry Pass Florida, United States
14.0
153Decatur Illinois, United States
14.0
153Chicago Illinois, United States
14.0
153Lebanon Pennsylvania, United States
14.0
159Iowa City Iowa, United States
13.8
159Joliet Illinois, United States
13.8
159Hammond Indiana, United States
13.8
162Granite City Illinois, United States
13.7
162Springfield Illinois, United States
13.7
162Wilkinsburg Pennsylvania, United States
13.7
162St. Catharines Ontario, Canada
13.7
166Asprópyrgos Attica, Greece
13.6
166Kuala Lumpur low-cost sensors Kuala Lumpur, Malaysia
13.6
166Sliema Tas-Sliema, Malta
13.6
166Ferrol Galicia, Spain
13.6
166South Laurel Maryland, United States
13.6
166Middletown Ohio, United States
13.6
166McAlester Oklahoma, United States
13.6
166Des Plaines Illinois, United States
13.6
166Taylor Michigan, United States
13.6
166Cheektowaga New York, United States
13.6
166Kenmore New York, United States
13.6
166Allentown Pennsylvania, United States
13.6
166Sarnia Ontario, Canada
13.6
179Nitra Nitra Region, Slovakia
13.5
179Martin Žilina Region, Slovakia
13.5
179Bloomington Illinois, United States
13.5
179Zion Illinois, United States
13.5
179Belleville Ontario, Canada
13.5
184Košice Košice Region, Slovakia
13.4
184Senica Trnava Region, Slovakia
13.4
184West Memphis Arkansas, United States
13.4
184Conroe Texas, United States
13.4
184Bethlehem Pennsylvania, United States
13.4
184Carlisle Pennsylvania, United States
13.4
184State College Pennsylvania, United States
13.4
191Ulu Bedok Singapore
13.3
191Mosta Il-Mosta, Malta
13.3
191Davenport Iowa, United States
13.3
191Cary Illinois, United States
13.3
191Burnsville Minnesota, United States
13.3
191Richmond California, United States
13.3
197Thionville Grand Est, France
13.2
197Caen Normandy, France
13.2
197Montgomery Alabama, United States
13.2
197South Vineland New Jersey, United States
13.2

Top 200 of 1,247 shown.

Good 0–9.0Moderate 9.1+Unhealthy for sensitive groups 35.5+Unhealthy 55.5+Very unhealthy 125.5+Hazardous 225.5+No data