SmogRank / History / week of September 23, 2024

Most polluted cities, week of September 23, 2024

1,545 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	Kampala low-cost sensors Central Region, Uganda	111.9
2	Salor Tashkent Region, Uzbekistan	96.2
3	Kinshasa low-cost sensors Kinshasa, Democratic Republic of the Congo	79.2
4	Lahore low-cost sensors Punjab, Pakistan	73.6
5	Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan	67.5
6	Addis Ababa Addis Ababa, Ethiopia	63.2
7	Dushanbe Dushanbe, Tajikistan	61.7
8	Santa Anita - Los Ficus Lima region, Peru	54.6
9	Ashgabat Ashgabat, Turkmenistan	49.1
10	Jakarta Jakarta, Indonesia	43.5
11	Dhaka low-cost sensors Dhaka Division, Bangladesh	43.0
12	Hanoi Hanoi, Vietnam	42.6
13	Delhi Delhi, India	42.4
14	Asunción low-cost sensors Asuncion, Paraguay	41.7
15	Beijing Beijing, China	41.3
16	Şabāḩ as Sālim Mubārak al Kabīr, Kuwait	39.8
17	Islamabad low-cost sensors Islamabad, Pakistan	39.3
18	Baghdad Baghdad, Iraq	38.4
19	Antananarivo Analamanga, Madagascar	36.3
20	Cairo Cairo, Egypt	34.4
21	Yanacancha Pasco, Peru	33.4
22	Maputo Maputo City, Mozambique	33.3
23	Jacobo Hunter Arequipa, Peru	30.1
24	N'Djamena N’Djaména, Chad	29.7
25	Vereeniging low-cost sensors Gauteng, South Africa	27.4
26	San Francisco De Borja Lima region, Peru	27.0
27	Guangzhou Guangdong, China	25.1
28	Bangkok low-cost sensors Bangkok, Thailand	24.9
29	Kathmandu low-cost sensors Bagmati Province, Nepal	24.7
30	Kraljevo Central Serbia, Serbia	24.2
31	Bogotá Bogota D.C., Colombia	23.5
32	São Paulo São Paulo, Brazil	23.2
33	Villa Poeta José Gálvez Barrenechea Lima region, Peru	22.4
34	Hyderabad Telangana, India	22.3
35	Astana Astana, Kazakhstan	21.9
36	Callao Callao, Peru	21.2
37	Wan Chai Wan Chai, Hong Kong	20.8
38	Algiers Algiers, Algeria	20.7
39	Chennai Tamil Nadu, India	20.5
40	Fontana California, United States	19.7
41	San Clemente Ica, Peru	18.8
42	Yauri Cuzco Department, Peru	18.7
43	Jurupa Valley California, United States	18.0
44	Shakaskraal low-cost sensors KwaZulu-Natal, South Africa	17.6
45	Debrecen low-cost sensors Hajdú-Bihar, Hungary	17.5
46	Chocope La Libertad, Peru	17.4
47	Miskolc Borsod-Abaúj-Zemplén, Hungary	17.3
47	Riverside California, United States	17.3
49	Fanling North District, Hong Kong	17.2
50	Smederevo Central Serbia, Serbia	16.8
51	Ćuprija Central Serbia, Serbia	16.3
52	Shanghai Shanghai, China	16.2
52	Rabinal Baja Verapaz, Guatemala	16.2
54	Guatemala City Guatemala, Guatemala	15.9
55	Niš Central Serbia, Serbia	15.7
56	Užice Central Serbia, Serbia	15.2
57	Novi Pazar Central Serbia, Serbia	15.1
57	Fengshan Takao, Taiwan	15.1
57	Jurong West Singapore	15.1
57	Los Angeles California, United States	15.1
61	Nyíregyháza Szabolcs-Szatmár-Bereg, Hungary	14.7
61	Anaheim California, United States	14.7
61	Fresno California, United States	14.7
61	Visalia California, United States	14.7
65	Tuen Mun Tuen Mun, Hong Kong	14.4
66	Ang Mo Kio New Town Singapore	14.3
67	Tin Shui Wai Yuen Long, Hong Kong	14.1
67	Chimbote Ancash, Peru	14.1
67	Inglewood low-cost sensors California, United States	14.1
70	Carson low-cost sensors California, United States	14.0
70	Glendora California, United States	14.0
72	Zemun Central Serbia, Serbia	13.8
73	Hanford California, United States	13.7
73	Porterville California, United States	13.7
75	Yongkang Taiwan, Taiwan	13.6
76	Novi Sad Vojvodina, Serbia	13.4
76	West Memphis Arkansas, United States	13.4
76	Burbank California, United States	13.4
79	Xinying Taiwan, Taiwan	13.3
79	Banja Luka Srpska, Bosnia and Herzegovina	13.3
79	Clovis California, United States	13.3
79	Santa Monica low-cost sensors California, United States	13.3
83	Yuanlin Taiwan, Taiwan	13.2
83	San Tung Chung Hang Islands, Hong Kong	13.2
83	Mong Kok Yau Tsim Mong District, Hong Kong	13.2
83	Tijuana Baja California, Mexico	13.2
83	Hawthorne low-cost sensors California, United States	13.2
88	Richards Bay low-cost sensors KwaZulu-Natal, South Africa	13.1
89	Grajewo Podlasie, Poland	13.0
89	Birmingham Alabama, United States	13.0
91	Tai Po Tai Po, Hong Kong	12.9
91	Gdynia Pomerania, Poland	12.9
93	Łuków Lublin, Poland	12.8
93	Honmachi Kumamoto, Japan	12.8
95	Obrenovac Central Serbia, Serbia	12.7
95	Minamata Kumamoto, Japan	12.7
95	Valjevo Central Serbia, Serbia	12.7
95	Corcoran California, United States	12.7
99	Lublin Lublin, Poland	12.6
99	Douliu Taiwan, Taiwan	12.6
99	Ulan Bator Ulaanbaatar, Mongolia	12.6
102	Erlun Taiwan, Taiwan	12.5
102	Gdańsk Pomerania, Poland	12.5
102	Futog Vojvodina, Serbia	12.5
105	Zhushan Taiwan, Taiwan	12.4
105	Ōtsuki Yamanashi, Japan	12.4
105	Agoura low-cost sensors California, United States	12.4
108	Kwai Chung Kwai Tsing District, Hong Kong	12.3
108	La Crescenta-Montrose low-cost sensors California, United States	12.3
110	Ulu Bedok Singapore	12.2
110	Torrance low-cost sensors California, United States	12.2
112	Otwock Mazovia, Poland	12.1
112	Gainesville Georgia, United States	12.1
112	Lawrenceville Georgia, United States	12.1
115	Pruszków Mazovia, Poland	12.0
115	Pirot Central Serbia, Serbia	12.0
115	Kolkata West Bengal, India	12.0
115	Tha Bo Nong Khai, Thailand	12.0
115	Tsuen Wan Tsuen Wan, Hong Kong	12.0
115	Katowice Silesia, Poland	12.0
115	Lomita low-cost sensors California, United States	12.0
115	Arden-Arcade California, United States	12.0
123	Woodlands Singapore	11.9
123	Sopot Pomerania, Poland	11.9
123	Conroe Texas, United States	11.9
123	Nogales Arizona, United States	11.9
127	Yerevan low-cost sensors Yerevan, Armenia	11.8
127	Rapid City South Dakota, United States	11.8
129	Mumbai Maharashtra, India	11.7
130	Radom Mazovia, Poland	11.6
130	Kaohsiung Takao, Taiwan	11.6
130	Saiki Oita, Japan	11.6
130	Bielsko-Biala Silesia, Poland	11.6
130	Yuma Arizona, United States	11.6
135	Starachowice Świętokrzyskie, Poland	11.5
135	Lazarevac Central Serbia, Serbia	11.5
135	Kalisz Greater Poland, Poland	11.5
135	Santa Clarita California, United States	11.5
139	Puli Taiwan, Taiwan	11.4
139	Accra low-cost sensors Greater Accra, Ghana	11.4
139	El Cajon California, United States	11.4
142	Pančevo Vojvodina, Serbia	11.3
142	Sham Shui Po Sham Shui Po District, Hong Kong	11.3
142	Toki Gifu, Japan	11.3
142	Szczecin West Pomerania, Poland	11.3
142	Lafayette Louisiana, United States	11.3
142	Bizen Okayama, Japan	11.3
148	Konstancin-Jeziorna Mazovia, Poland	11.2
148	Belgrade Central Serbia, Serbia	11.2
148	Bydgoszcz Kujawsko-Pomorskie, Poland	11.2
151	Zamość Lublin, Poland	11.1
151	Nisko Subcarpathia, Poland	11.1
151	Tainan Taiwan, Taiwan	11.1
151	Lagos low-cost sensors Lagos, Nigeria	11.1
151	Bakersfield California, United States	11.1
156	Lake Elsinore California, United States	11.0
156	Richmond California, United States	11.0
158	Olsztyn Warmia-Masuria, Poland	10.9
158	Kielce Świętokrzyskie, Poland	10.9
158	Bor Central Serbia, Serbia	10.9
158	Tamana Kumamoto, Japan	10.9
158	Ōmuta Fukuoka, Japan	10.9
158	Kasaoka Okayama, Japan	10.9
158	Włocławek Kujawsko-Pomorskie, Poland	10.9
158	Łask Łódź Voivodeship, Poland	10.9
166	Augustów Podlasie, Poland	10.8
166	Beigang Taiwan, Taiwan	10.8
166	Jastrzębie Zdrój Silesia, Poland	10.8
166	Sarajevo Federation of B&H, Bosnia and Herzegovina	10.8
166	Houston Texas, United States	10.8
171	Botevgrad low-cost sensors Sofia, Bulgaria	10.7
171	Uto Kumamoto, Japan	10.7
171	Ōyanomachi-noboritate Kumamoto, Japan	10.7
171	Queenstown Estate low-cost sensors Singapore	10.7
171	Radomsko Łódź Voivodeship, Poland	10.7
171	Racibórz Silesia, Poland	10.7
171	Elbląg Warmia-Masuria, Poland	10.7
171	Compton California, United States	10.7
171	Arao Kumamoto, Japan	10.7
171	Ayase Kanagawa, Japan	10.7
181	Legionowo Mazovia, Poland	10.6
181	Nantou Taiwan, Taiwan	10.6
181	Zgierz Łódź Voivodeship, Poland	10.6
181	Pasadena Texas, United States	10.6
181	Chula Vista California, United States	10.6
181	Manteca California, United States	10.6
187	Przemyśl Subcarpathia, Poland	10.5
187	Colombo Western Province, Sri Lanka	10.5
187	Chaozhou Taiwan, Taiwan	10.5
187	Sau Mau Ping Kwun Tong District, Hong Kong	10.5
187	Ōzu Kumamoto, Japan	10.5
187	Saijō Ehime, Japan	10.5
193	Warsaw Mazovia, Poland	10.4
193	Poznań Greater Poland, Poland	10.4
193	Owariasahi Aichi, Japan	10.4
196	Kutno Łódź Voivodeship, Poland	10.3
196	Saint Andrews South Carolina, United States	10.3
196	Rochester Minnesota, United States	10.3
199	Chiryū Aichi, Japan	10.2
199	Kraków Lesser Poland, Poland	10.2

Top 200 of 1,545 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