SmogRank / History / week of May 20, 2024

Most polluted cities, week of May 20, 2024

2,071 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	N'Djamena N’Djaména, Chad	149.2
2	Santa Anita - Los Ficus Lima region, Peru	86.1
3	Dhaka low-cost sensors Dhaka Division, Bangladesh	79.5
4	Lahore low-cost sensors Punjab, Pakistan	76.2
5	Delhi Delhi, India	65.0
6	Vereeniging low-cost sensors Gauteng, South Africa	62.5
7	Cairo Cairo, Egypt	61.5
8	Rabinal Baja Verapaz, Guatemala	52.0
9	Beijing Beijing, China	50.7
10	Baghdad Baghdad, Iraq	49.3
11	Guatemala City Guatemala, Guatemala	49.2
12	Belmopan Cayo District, Belize	48.7
13	Mission Texas, United States	45.7
14	Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan	43.8
15	Edinburg Texas, United States	39.7
16	Shakaskraal low-cost sensors KwaZulu-Natal, South Africa	39.1
17	Laredo Texas, United States	38.9
18	Kathmandu low-cost sensors Bagmati Province, Nepal	38.4
19	Baku Baki, Azerbaijan	36.4
20	Hanoi Hanoi, Vietnam	36.3
21	Live Oak Texas, United States	36.2
22	Şabāḩ as Sālim Mubārak al Kabīr, Kuwait	35.3
23	Corpus Christi Texas, United States	35.1
24	Islamabad low-cost sensors Islamabad, Pakistan	34.7
25	San Francisco De Borja Lima region, Peru	34.6
26	Addis Ababa Addis Ababa, Ethiopia	33.9
27	Brownsville Texas, United States	32.9
28	Lima Lima Province, Peru	31.9
29	Irapuato Guanajuato, Mexico	31.2
30	Celaya Guanajuato, Mexico	29.8
31	San Luis de la Paz Guanajuato, Mexico	29.7
32	Austin Texas, United States	29.3
33	Dushanbe Dushanbe, Tajikistan	28.8
34	Silao de la Victoria Guanajuato, Mexico	28.4
35	Jeddah Mecca Region, Saudi Arabia	27.5
36	León de los Aldama Guanajuato, Mexico	26.9
37	Chikugo Fukuoka, Japan	26.7
38	Karachi low-cost sensors Sindh, Pakistan	26.5
39	Saginaw Texas, United States	26.3
40	San Antonio Texas, United States	26.2
41	Maputo Maputo City, Mozambique	25.6
42	Abuja low-cost sensors FCT, Nigeria	25.5
43	San Marcos Texas, United States	25.2
44	Corsicana Texas, United States	24.8
44	Dallas Texas, United States	24.8
46	Aguascalientes Aguascalientes, Mexico	24.7
46	Conroe Texas, United States	24.7
48	Pátra West Greece, Greece	24.5
49	College Station Texas, United States	24.2
50	Callao Callao, Peru	23.9
51	Tanushimarumachi-toyoki Fukuoka, Japan	23.7
52	Beigang Taiwan, Taiwan	23.4
53	Tainan Taiwan, Taiwan	23.3
54	Ōmuta Fukuoka, Japan	22.9
54	Fort Worth Texas, United States	22.9
54	Mission Bend Texas, United States	22.9
57	Sarajevo Federation of B&H, Bosnia and Herzegovina	22.8
58	Honmachi Kumamoto, Japan	22.7
58	Villa Poeta José Gálvez Barrenechea Lima region, Peru	22.7
60	Taylor Texas, United States	22.6
61	Abasolo Guanajuato, Mexico	22.3
61	Missouri City Texas, United States	22.3
63	San Miguel de Allende Guanajuato, Mexico	22.2
64	Erlun Taiwan, Taiwan	22.1
64	Houston Texas, United States	22.1
66	Mumbai Maharashtra, India	21.9
67	Taibao Taiwan, Taiwan	21.8
68	Yuanlin Taiwan, Taiwan	21.7
69	Tamana Kumamoto, Japan	21.6
70	Hondomachi-hondo Kumamoto, Japan	21.5
71	Yongkang Taiwan, Taiwan	21.3
71	Shikokuchūō Ehime, Japan	21.3
73	Uto Kumamoto, Japan	21.0
73	Uekimachi-mōno Kumamoto, Japan	21.0
73	Jacobo Hunter Arequipa, Peru	21.0
73	Texarkana Texas, United States	21.0
77	Arao Kumamoto, Japan	20.8
78	Kikuchi Kumamoto, Japan	20.7
79	Pasadena Texas, United States	20.6
80	Ōyanomachi-noboritate Kumamoto, Japan	20.5
81	Fengshan Takao, Taiwan	20.4
81	Kurume Fukuoka, Japan	20.4
83	Yamaga Kumamoto, Japan	20.3
83	Ōmura Nagasaki, Japan	20.3
85	Maebaru-chūō Fukuoka, Japan	20.1
86	Kotō Kumamoto, Japan	20.0
87	Minamata Kumamoto, Japan	19.9
88	Richards Bay low-cost sensors KwaZulu-Natal, South Africa	19.8
88	Shanghai Shanghai, China	19.8
90	Kanzakimachi-kanzaki Saga, Japan	19.7
91	Nakatsu Oita, Japan	19.5
92	Togitsu Nagasaki, Japan	19.4
92	Ōzu Kumamoto, Japan	19.4
92	Saijō Ehime, Japan	19.4
92	Denton Texas, United States	19.4
96	Isahaya Nagasaki, Japan	19.3
96	Baytown Texas, United States	19.3
98	Obita Nagasaki, Japan	19.2
98	Kumamoto Kumamoto, Japan	19.2
100	Kampala low-cost sensors Central Region, Uganda	19.1
101	Ashgabat Ashgabat, Turkmenistan	19.0
101	Xinying Taiwan, Taiwan	19.0
103	Saga Saga, Japan	18.9
103	Niihama Ehime, Japan	18.9
103	Chocope La Libertad, Peru	18.9
103	Ukiha Fukuoka, Japan	18.9
107	Asprópyrgos Attica, Greece	18.8
107	Kashima Saga, Japan	18.8
109	Athens Attica, Greece	18.6
110	Chiayi City Taiwan, Taiwan	18.5
111	Fukuoka Fukuoka, Japan	18.4
111	Salamanca Guanajuato, Mexico	18.4
111	Higashigō Saga, Japan	18.4
114	Wan Chai Wan Chai, Hong Kong	18.3
114	Mildura Victoria, Australia	18.3
116	Erlin Taiwan, Taiwan	18.1
116	Yanagawa Fukuoka, Japan	18.1
118	Yame Fukuoka, Japan	18.0
119	Sasebo Nagasaki, Japan	17.9
119	Hita Oita, Japan	17.9
121	Ćuprija Central Serbia, Serbia	17.7
121	Chimbote Ancash, Peru	17.7
123	Mifune Kumamoto, Japan	17.5
124	Douliu Taiwan, Taiwan	17.4
125	Buzi Taiwan, Taiwan	17.3
125	Nagasaki Nagasaki, Japan	17.3
125	Imarichō-kō Saga, Japan	17.3
128	Vilnius Vilnius, Lithuania	17.2
129	Ureshinomachi-shimojuku Saga, Japan	17.1
129	Izumi Kagoshima, Japan	17.1
129	Wakasugi Fukuoka, Japan	17.1
129	Saikai Nagasaki, Japan	17.1
133	Antananarivo Analamanga, Madagascar	17.0
133	Kaohsiung Takao, Taiwan	17.0
135	Tosu Saga, Japan	16.9
135	Kurashiki Okayama, Japan	16.9
135	Matsuyama Ehime, Japan	16.9
135	Ogōri Fukuoka, Japan	16.9
139	Kitakyushu Fukuoka, Japan	16.8
140	Kasaoka Okayama, Japan	16.7
140	Hitoyoshi Kumamoto, Japan	16.7
140	Falconara Marittima The Marches, Italy	16.7
140	Ashburton Canterbury, New Zealand	16.7
140	Taku Saga, Japan	16.7
145	Algiers Algiers, Algeria	16.6
145	Ourense Galicia, Spain	16.6
145	Rangiora Canterbury, New Zealand	16.6
148	Tagawa Fukuoka, Japan	16.5
148	Ikedachō Tokushima, Japan	16.5
148	Iizuka Fukuoka, Japan	16.5
151	Zhushan Taiwan, Taiwan	16.4
152	Xizhou Taiwan, Taiwan	16.3
152	Sendai Kagoshima, Japan	16.3
152	San Pawl il-Baħar Saint Paul’s Bay, Malta	16.3
152	Toruń Kujawsko-Pomorskie, Poland	16.3
156	Taichung Taiwan, Taiwan	16.2
156	Wangaratta Victoria, Australia	16.2
158	Kure Hiroshima, Japan	16.0
158	Iyo Ehime, Japan	16.0
158	Żabbar Ħaż-Żabbar, Malta	16.0
158	La Porte Texas, United States	16.0
158	Koga Fukuoka, Japan	16.0
163	Kolkata West Bengal, India	15.9
163	Takeo Saga, Japan	15.9
163	Ōtake Hiroshima, Japan	15.9
163	Włocławek Kujawsko-Pomorskie, Poland	15.9
167	Nakama Fukuoka, Japan	15.8
168	Guangzhou Guangdong, China	15.7
169	Nōgata Fukuoka, Japan	15.6
169	Mosta Il-Mosta, Malta	15.6
171	Little Rock Arkansas, United States	15.5
171	Kasuga Fukuoka, Japan	15.5
171	Itoshima Fukuoka, Japan	15.5
174	Koga Fukuoka, Japan	15.4
174	Kanda Fukuoka, Japan	15.4
174	Port Arthur Texas, United States	15.4
177	Shimonoseki Yamaguchi, Japan	15.3
177	Miyakonojō Miyazaki, Japan	15.3
177	Iwakuni Yamaguchi, Japan	15.3
177	Valletta Valletta, Malta	15.3
177	McAlester Oklahoma, United States	15.3
182	Szczecin West Pomerania, Poland	15.2
183	Chaozhou Taiwan, Taiwan	15.1
183	Zentsujichó Kagawa, Japan	15.1
183	Zielona Góra Lubusz, Poland	15.1
183	Matsuura Nagasaki, Japan	15.1
187	Tsurusaki Oita, Japan	15.0
188	Olsztyn Warmia-Masuria, Poland	14.9
188	Takehara Hiroshima, Japan	14.9
188	Hiroshima Hiroshima, Japan	14.9
188	Fukuyama Hiroshima, Japan	14.9
188	Lochristi Flanders, Belgium	14.9
188	Gdynia Pomerania, Poland	14.9
194	Karatsu Saga, Japan	14.8
194	Gainesville Georgia, United States	14.8
194	Munakata Fukuoka, Japan	14.8
197	Kushikino Kagoshima, Japan	14.7
198	Fabriano The Marches, Italy	14.5
198	Lawrenceville Georgia, United States	14.5
200	Khalándrion Attica, Greece	14.4

Top 200 of 2,071 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