SmogRank / History / week of May 27, 2024

Most polluted cities, week of May 27, 2024

2,011 cities ranked by their average PM2.5 over the 7 days. A city needs measurements on 70% of the days to be ranked.

#	City	µg/m³
1	Mumbai Maharashtra, India	199.1
2	N'Djamena N’Djaména, Chad	127.0
3	Santa Anita - Los Ficus Lima region, Peru	91.1
4	Vereeniging low-cost sensors Gauteng, South Africa	67.0
5	Delhi Delhi, India	63.9
6	Lahore low-cost sensors Punjab, Pakistan	60.4
7	Belmopan Cayo District, Belize	58.5
8	Jakarta Jakarta, Indonesia	54.2
9	Baghdad Baghdad, Iraq	51.9
10	Dhaka low-cost sensors Dhaka Division, Bangladesh	50.4
11	Baku Baki, Azerbaijan	47.5
12	Islamabad low-cost sensors Islamabad, Pakistan	45.9
13	Addis Ababa Addis Ababa, Ethiopia	43.6
14	Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan	42.1
15	Kathmandu low-cost sensors Bagmati Province, Nepal	40.7
16	Lima Lima Province, Peru	38.8
17	Hyderabad Telangana, India	38.3
18	Shakaskraal low-cost sensors KwaZulu-Natal, South Africa	38.0
19	Cairo Cairo, Egypt	37.4
20	San Francisco De Borja Lima region, Peru	36.0
21	Şabāḩ as Sālim Mubārak al Kabīr, Kuwait	35.2
22	Rabinal Baja Verapaz, Guatemala	34.9
23	Hanoi Hanoi, Vietnam	34.7
24	Kampala low-cost sensors Central Region, Uganda	34.3
25	Guatemala City Guatemala, Guatemala	34.1
26	Richards Bay low-cost sensors KwaZulu-Natal, South Africa	33.1
27	Maputo Maputo City, Mozambique	31.9
28	Mission Texas, United States	31.6
29	Beijing Beijing, China	30.3
29	San Luis de la Paz Guanajuato, Mexico	30.3
29	Celaya Guanajuato, Mexico	30.3
32	Irapuato Guanajuato, Mexico	28.7
33	Santiago de Querétaro Querétaro, Mexico	28.3
34	Edinburg Texas, United States	27.0
35	Kolkata West Bengal, India	26.1
36	Corpus Christi Texas, United States	25.8
37	San Miguel de Allende Guanajuato, Mexico	25.7
37	Brownsville Texas, United States	25.7
39	Laredo Texas, United States	25.0
39	Rangiora Canterbury, New Zealand	25.0
41	Silao de la Victoria Guanajuato, Mexico	24.9
42	León de los Aldama Guanajuato, Mexico	24.8
43	Ashgabat Ashgabat, Turkmenistan	24.2
44	Shanghai Shanghai, China	23.3
45	Jacobo Hunter Arequipa, Peru	23.2
46	Live Oak Texas, United States	23.0
47	Abuja low-cost sensors FCT, Nigeria	22.8
48	Callao Callao, Peru	22.4
49	Eagle Pass Texas, United States	22.1
50	Antananarivo Analamanga, Madagascar	21.7
51	Guanajuato Guanajuato, Mexico	21.4
52	Aguascalientes Aguascalientes, Mexico	20.3
53	Chiang Mai low-cost sensors Chiang Mai, Thailand	20.2
54	Sarajevo Federation of B&H, Bosnia and Herzegovina	20.0
55	Chimbote Ancash, Peru	18.8
56	Austin Texas, United States	18.7
56	La Crescenta-Montrose low-cost sensors California, United States	18.7
58	Vilnius Vilnius, Lithuania	18.6
58	Chocope La Libertad, Peru	18.6
60	Pori Satakunta, Finland	18.5
61	Houston Texas, United States	18.1
62	Jaén Andalusia, Spain	17.5
63	Missouri City Texas, United States	17.2
63	Pasadena Texas, United States	17.2
65	Villa Poeta José Gálvez Barrenechea Lima region, Peru	17.0
65	Mission Bend Texas, United States	17.0
67	Wan Chai Wan Chai, Hong Kong	16.9
67	San Antonio Texas, United States	16.9
69	Szczecin West Pomerania, Poland	16.8
69	Salamanca Guanajuato, Mexico	16.8
69	Abasolo Guanajuato, Mexico	16.8
72	Christchurch Canterbury, New Zealand	16.7
72	Sevilla Andalusia, Spain	16.7
74	Jyväskylä Central Finland, Finland	16.2
75	Conroe Texas, United States	16.1
76	Bailén Andalusia, Spain	16.0
77	Ćuprija Central Serbia, Serbia	15.7
77	Fontana California, United States	15.7
79	Burriana Valencia, Spain	15.5
79	Ourense Galicia, Spain	15.5
81	Accra low-cost sensors Greater Accra, Ghana	15.4
81	Santa Clarita California, United States	15.4
83	Helsinki Uusimaa, Finland	15.3
83	Grajewo Podlasie, Poland	15.3
83	Asunción low-cost sensors Asuncion, Paraguay	15.3
86	Los Angeles California, United States	15.2
87	Dushanbe Dushanbe, Tajikistan	15.1
88	Toruń Kujawsko-Pomorskie, Poland	14.9
89	Myyrmäki Uusimaa, Finland	14.8
89	Briton Ferry Wales, United Kingdom	14.8
91	Kuopio North Savo, Finland	14.7
91	Guangzhou Guangdong, China	14.7
91	Zielona Góra Lubusz, Poland	14.7
94	Umeå Västerbotten, Sweden	14.6
95	Augustów Podlasie, Poland	14.5
95	Tijuana Baja California, Mexico	14.5
97	Włocławek Kujawsko-Pomorskie, Poland	14.2
97	Gdynia Pomerania, Poland	14.2
97	Saginaw Texas, United States	14.2
100	Quezon City low-cost sensors National Capital Region, Philippines	14.1
100	Jastrzębie Zdrój Silesia, Poland	14.1
102	Granada Andalusia, Spain	14.0
102	Racibórz Silesia, Poland	14.0
102	Shikokuchūō Ehime, Japan	14.0
105	Jurupa Valley California, United States	13.9
106	Timaru Canterbury, New Zealand	13.8
106	College Station Texas, United States	13.8
108	Olsztyn Warmia-Masuria, Poland	13.7
108	Saijō Ehime, Japan	13.7
108	Beni Enzar Oriental, Morocco	13.7
108	Gdańsk Pomerania, Poland	13.7
108	La Porte Texas, United States	13.7
108	Burbank California, United States	13.7
114	Huelva Andalusia, Spain	13.6
115	Athens Attica, Greece	13.5
116	Gorzów Wielkopolski Lubusz, Poland	13.4
116	Berkeley California, United States	13.4
116	Ashburton Canterbury, New Zealand	13.4
119	Sydney low-cost sensors New South Wales, Australia	13.3
119	Bydgoszcz Kujawsko-Pomorskie, Poland	13.3
121	Kasaoka Okayama, Japan	13.2
121	Corsicana Texas, United States	13.2
123	Klaukkala Uusimaa, Finland	13.1
123	Legionowo Mazovia, Poland	13.1
123	Algiers Algiers, Algeria	13.1
123	Sundsvall Västernorrland, Sweden	13.1
127	Lorca Murcia, Spain	13.0
127	Valjevo Central Serbia, Serbia	13.0
127	Galveston Texas, United States	13.0
127	Agoura low-cost sensors California, United States	13.0
131	Yoshioka Miyagi, Japan	12.9
131	Poznań Greater Poland, Poland	12.9
131	Dallas Texas, United States	12.9
131	Glendora California, United States	12.9
131	Riverside California, United States	12.9
136	Niihama Ehime, Japan	12.8
136	Sopot Pomerania, Poland	12.8
136	Bend Oregon, United States	12.8
139	Lahti Paijat-Hame, Finland	12.7
139	Shulin Taipei, Taiwan	12.7
139	Fabriano The Marches, Italy	12.7
142	Cártama Andalusia, Spain	12.6
142	Świecie Kujawsko-Pomorskie, Poland	12.6
142	Kołobrzeg West Pomerania, Poland	12.6
142	Bielsko-Biala Silesia, Poland	12.6
142	Sulphur Louisiana, United States	12.6
147	Riga Riga, Latvia	12.5
147	Siedlce Mazovia, Poland	12.5
147	San Roque Andalusia, Spain	12.5
147	Kutno Łódź Voivodeship, Poland	12.5
147	Kalisz Greater Poland, Poland	12.5
147	Užice Central Serbia, Serbia	12.5
147	Bakersfield California, United States	12.5
147	Brawley California, United States	12.5
155	Nakatsu Oita, Japan	12.4
156	Miskolc Borsod-Abaúj-Zemplén, Hungary	12.3
156	Pruszków Mazovia, Poland	12.3
156	Murcia Murcia, Spain	12.3
156	Falconara Marittima The Marches, Italy	12.3
160	Ventspils Ventspils, Latvia	12.2
160	Vantaa Uusimaa, Finland	12.2
160	Ocala Florida, United States	12.2
163	Acharnés Attica, Greece	12.1
163	Kraljevo Central Serbia, Serbia	12.1
163	Wangaratta Victoria, Australia	12.1
163	Teltow Brandenburg, Germany	12.1
163	Radomsko Łódź Voivodeship, Poland	12.1
163	Bizen Okayama, Japan	12.1
169	Kaunas Kaunas, Lithuania	12.0
169	Łuków Lublin, Poland	12.0
169	Zhubei Taiwan, Taiwan	12.0
169	Molina de Segura Murcia, Spain	12.0
173	Prešov Prešov Region, Slovakia	11.9
173	Białystok Podlasie, Poland	11.9
173	Novi Pazar Central Serbia, Serbia	11.9
173	Ikedachō Tokushima, Japan	11.9
173	La Línea de la Concepción Andalusia, Spain	11.9
173	Fort Worth Texas, United States	11.9
173	Odessa Texas, United States	11.9
180	Jurong West Singapore	11.8
180	Berlin State of Berlin, Germany	11.8
180	Kościan Greater Poland, Poland	11.8
183	Lappeenranta South Karelia, Finland	11.7
183	Konstancin-Jeziorna Mazovia, Poland	11.7
183	Tumba Stockholm, Sweden	11.7
183	Chikugo Fukuoka, Japan	11.7
187	Skellefteå Västerbotten, Sweden	11.6
187	Neubrandenburg Mecklenburg-Vorpommern, Germany	11.6
187	Katowice Silesia, Poland	11.6
187	Lafayette Louisiana, United States	11.6
191	Otwock Mazovia, Poland	11.5
191	Działdowo Warmia-Masuria, Poland	11.5
191	Kan’onjichō Kagawa, Japan	11.5
191	Łask Łódź Voivodeship, Poland	11.5
191	Kędzierzyn-Koźle Opole Voivodeship, Poland	11.5
191	Baton Rouge Louisiana, United States	11.5
191	Hobbs New Mexico, United States	11.5
198	Rēzekne Rēzekne, Latvia	11.4
198	Ruse Ruse, Bulgaria	11.4
198	Tainan Taiwan, Taiwan	11.4

Top 200 of 2,011 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