SmogRank / History / week of September 4, 2023

Most polluted cities, week of September 4, 2023

1,858 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 August 28, 2023week of September 11, 2023 →
#City µg/m³
1Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan
59.3
2Lahore low-cost sensors Punjab, Pakistan
56.8
3Şabāḩ as Sālim Mubārak al Kabīr, Kuwait
56.7
4Alexandria Alexandria, Egypt
56.6
5Beijing Beijing, China
55.6
6Regina Saskatchewan, Canada
52.9
7Swift Current Saskatchewan, Canada
50.7
8Kigali Kigali, Rwanda
49.1
9Jakarta Jakarta, Indonesia
46.9
10Edmonton Alberta, Canada
43.9
11Dhaka low-cost sensors Dhaka Division, Bangladesh
43.7
12Addis Ababa Addis Ababa, Ethiopia
43.4
13Prince Albert Saskatchewan, Canada
42.0
14Saskatoon Saskatchewan, Canada
41.3
15Calgary Alberta, Canada
39.9
16Dushanbe Dushanbe, Tajikistan
38.8
17Bismarck North Dakota, United States
38.0
18Hanoi Hanoi, Vietnam
37.7
19Mexicali Baja California, Mexico
36.2
20Nairobi Nairobi County, Kenya
35.5
21Medicine Hat Alberta, Canada
34.9
22Red Deer Alberta, Canada
34.7
23Victoria de Durango Durango, Mexico
34.2
24Canvey Island England, United Kingdom
33.4
25Topeka Kansas, United States
33.0
26Billings Montana, United States
32.8
27Lincoln Nebraska, United States
32.7
28Grand Island Nebraska, United States
31.9
29Rapid City South Dakota, United States
31.5
30Cuenca Castille-La Mancha, Spain
30.9
31Santa Anita - Los Ficus Lima region, Peru
30.5
32Xonacatlán México, Mexico
30.4
33Shakaskraal low-cost sensors KwaZulu-Natal, South Africa
29.2
34Wichita Kansas, United States
28.8
35Lima Lima Province, Peru
28.7
36Clacton-on-Sea England, United Kingdom
28.4
37Gillette Wyoming, United States
28.0
38West Fargo North Dakota, United States
27.8
39Coslada Madrid, Spain
27.4
40Derby Kansas, United States
27.2
41Shenyang Liaoning, China
27.1
41Dunkirk Hauts-de-France, France
27.1
43Great Falls Montana, United States
26.9
44Prince George British Columbia, Canada
26.6
45Airdrie Alberta, Canada
26.3
46Dębica Subcarpathia, Poland
26.2
47Jeddah Mecca Region, Saudi Arabia
26.1
48Grande Prairie Alberta, Canada
25.7
49Antananarivo Analamanga, Madagascar
25.6
50Dagenham England, United Kingdom
25.4
50Kansas City Kansas, United States
25.4
52Bexley England, United Kingdom
25.2
53Pristina Pristina, Kosovo
24.9
53Sarajevo Federation of B&H, Bosnia and Herzegovina
24.9
55Lethbridge Alberta, Canada
24.8
56Zapopan Jalisco, Mexico
24.6
56Lexington low-cost sensors Massachusetts, United States
24.6
58Olathe Kansas, United States
24.4
58Liberty Missouri, United States
24.4
60Nottingham England, United Kingdom
24.2
60Omaha Nebraska, United States
24.2
62Ashgabat Ashgabat, Turkmenistan
24.0
63Grays England, United Kingdom
23.9
64Watertown South Dakota, United States
23.8
65Fort McMurray Alberta, Canada
23.6
66Baku Baki, Azerbaijan
23.5
67Bamako Bamako, Mali
23.4
68Wan Chai Wan Chai, Hong Kong
23.3
68Aberdeen South Dakota, United States
23.3
70Speke England, United Kingdom
23.1
71Bellevue Nebraska, United States
23.0
71St. Albert Alberta, Canada
23.0
73London England, United Kingdom
22.9
74Tlaquepaque Jalisco, Mexico
22.8
75Brookings South Dakota, United States
22.5
75Sheridan Wyoming, United States
22.5
77Guangzhou Guangdong, China
22.4
77Brandon Manitoba, Canada
22.4
79N'Djamena N’Djaména, Chad
22.3
80Salor Tashkent Region, Uzbekistan
22.2
81Fort St. John British Columbia, Canada
22.1
82Kraków Lesser Poland, Poland
22.0
82Saint Joseph Missouri, United States
22.0
84Koksijde Flanders, Belgium
21.8
84Ponca City Oklahoma, United States
21.8
86Ulu Bedok Singapore
21.7
87Sioux Falls South Dakota, United States
21.6
87Sherwood Park Alberta, Canada
21.6
89Delhi Delhi, India
21.5
89Portland Maine, United States
21.5
91Chennai Tamil Nadu, India
21.3
92Karachi low-cost sensors Sindh, Pakistan
20.9
93Canterbury England, United Kingdom
20.8
93San Luis Potosí San Luis Potosí, Mexico
20.8
95Villa Poeta José Gálvez Barrenechea Lima region, Peru
20.6
96Jenks Oklahoma, United States
20.5
97Leeds England, United Kingdom
20.3
97Cholula Puebla, Mexico
20.3
99Jastrzębie Zdrój Silesia, Poland
20.2
99Ancona The Marches, Italy
20.2
99Gómez Palacio Durango, Mexico
20.2
102Mielec Subcarpathia, Poland
19.6
103Ang Mo Kio New Town Singapore
19.4
104San Salvador Tizatlalli México, Mexico
19.3
105Cardiff Wales, United Kingdom
19.2
105Toluca México, Mexico
19.2
107Gasteiz / Vitoria Basque Country, Spain
19.1
108Hyderabad Telangana, India
18.9
108Maldegem Flanders, Belgium
18.9
108Kadaň Ústí nad Labem Region, Czechia
18.9
111Manchester low-cost sensors England, United Kingdom
18.8
111Kingston upon Hull England, United Kingdom
18.8
111Katowice Silesia, Poland
18.8
114Plymouth England, United Kingdom
18.7
115Birmingham low-cost sensors England, United Kingdom
18.6
115Roeselare Flanders, Belgium
18.6
115Bilbao Basque Country, Spain
18.6
118Algiers Algiers, Algeria
18.5
119Laudio / Llodio Basque Country, Spain
18.4
119Kansas City Missouri, United States
18.4
121Warsaw Mazovia, Poland
18.3
121Celaya Guanajuato, Mexico
18.3
123Liverpool England, United Kingdom
18.2
123Móstoles Madrid, Spain
18.2
125Kalisz Greater Poland, Poland
18.1
125Durango Basque Country, Spain
18.1
127Stoke-on-Trent England, United Kingdom
18.0
127Sheffield England, United Kingdom
18.0
127Saltash England, United Kingdom
18.0
127Evergem Flanders, Belgium
18.0
131Racibórz Silesia, Poland
17.9
131Naples Campania, Italy
17.9
133Barnsley England, United Kingdom
17.8
133Birmingham Alabama, United States
17.8
135Ciudad Juárez Chihuahua, Mexico
17.7
136Beveren Flanders, Belgium
17.6
136Tulsa Oklahoma, United States
17.6
138Bydgoszcz Kujawsko-Pomorskie, Poland
17.5
139Rzeszów Subcarpathia, Poland
17.4
139Nisko Subcarpathia, Poland
17.4
139Łuków Lublin, Poland
17.4
139Zwijndrecht Flanders, Belgium
17.4
143Minamata Kumamoto, Japan
17.3
143Radomsko Łódź Voivodeship, Poland
17.3
143Naucalpan de Juárez México, Mexico
17.3
143Ankeny Iowa, United States
17.3
147Torrevieja Valencia, Spain
17.1
147Edmundston New Brunswick, Canada
17.1
147San Francisco De Borja Lima region, Peru
17.1
150Sliema Tas-Sliema, Malta
17.0
150Bremerhaven Bremen, Germany
17.0
150Roubaix Hauts-de-France, France
17.0
150Toruń Kujawsko-Pomorskie, Poland
17.0
150Łask Łódź Voivodeship, Poland
17.0
155Iyo Ehime, Japan
16.9
156Preston England, United Kingdom
16.7
156Hayes England, United Kingdom
16.7
156Izegem Flanders, Belgium
16.7
156Świnoujście West Pomerania, Poland
16.7
156Saguenay Quebec, Canada
16.7
161Bohumín Moravian-Silesian Region, Czechia
16.5
161Alessandria Piedmont, Italy
16.5
161Toms River New Jersey, United States
16.5
164Pruszków Mazovia, Poland
16.4
164Sham Shui Po Sham Shui Po District, Hong Kong
16.4
164Lille Hauts-de-France, France
16.4
164Brest Brittany, France
16.4
164Ostrava Moravian-Silesian Region, Czechia
16.4
164Cuernavaca Morelos, Mexico
16.4
170Santa Catarina Nuevo León, Mexico
16.3
170Raymore Missouri, United States
16.3
170Edmond Oklahoma, United States
16.3
173Starachowice Świętokrzyskie, Poland
16.2
173Kielce Świętokrzyskie, Poland
16.2
173York England, United Kingdom
16.2
173Antwerp Flanders, Belgium
16.2
173Havířov Moravian-Silesian Region, Czechia
16.2
173Jesi The Marches, Italy
16.2
173Augusta Maine, United States
16.2
173Sherbrooke Quebec, Canada
16.2
181Banja Luka Srpska, Bosnia and Herzegovina
16.1
181Des Moines Iowa, United States
16.1
183Legionowo Mazovia, Poland
16.0
183Kościan Greater Poland, Poland
16.0
183Bolzano Trentino-Alto Adige, Italy
16.0
183Tepeji del Río de Ocampo Hidalgo, Mexico
16.0
187Saint-Nazaire Pays de la Loire, France
15.9
187Poznań Greater Poland, Poland
15.9
187Morelia Michoacán, Mexico
15.9
190Radom Mazovia, Poland
15.8
190Tsuen Wan Tsuen Wan, Hong Kong
15.8
190Chesterfield England, United Kingdom
15.8
190Opole Opole Voivodeship, Poland
15.8
190Kędzierzyn-Koźle Opole Voivodeship, Poland
15.8
190Bangor Maine, United States
15.8
196Thessaloníki Central Macedonia, Greece
15.7
196Mong Kok Yau Tsim Mong District, Hong Kong
15.7
196Middlesbrough England, United Kingdom
15.7
196Alcalá de Henares Madrid, Spain
15.7
196Salamanca Guanajuato, Mexico
15.7

Top 200 of 1,858 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