SmogRank / History / week of January 15, 2024

Most polluted cities, week of January 15, 2024

1,968 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	Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan	322.0
2	Lahore low-cost sensors Punjab, Pakistan	291.7
3	Delhi Delhi, India	216.1
4	Dhaka low-cost sensors Dhaka Division, Bangladesh	209.4
5	Islamabad low-cost sensors Islamabad, Pakistan	199.7
6	Kolkata West Bengal, India	194.3
7	N'Djamena N’Djaména, Chad	156.9
8	Abuja low-cost sensors FCT, Nigeria	123.7
9	Cairo Cairo, Egypt	123.3
10	Karachi low-cost sensors Sindh, Pakistan	108.2
11	Ulan Bator Ulaanbaatar, Mongolia	98.2
12	Kathmandu low-cost sensors Bagmati Province, Nepal	82.3
13	Salor Tashkent Region, Uzbekistan	78.5
14	Kampala low-cost sensors Central Region, Uganda	73.5
15	Banja Luka Srpska, Bosnia and Herzegovina	72.2
16	Pljevlja Pljevlja, Montenegro	68.8
17	Tetovo Tetovo, North Macedonia	67.6
18	Dushanbe Dushanbe, Tajikistan	67.1
19	Mumbai Maharashtra, India	64.8
20	Sarajevo Federation of B&H, Bosnia and Herzegovina	64.3
21	Hyderabad Telangana, India	59.6
22	Kigali Kigali, Rwanda	56.8
23	Działdowo Warmia-Masuria, Poland	53.6
24	Kavadarci Kavadarci, North Macedonia	53.0
25	Bangkok low-cost sensors Bangkok, Thailand	52.9
26	Beijing Beijing, China	52.6
27	Niš Central Serbia, Serbia	50.9
28	Yangon Yangon, Myanmar	48.0
29	Almaty low-cost sensors Almaty, Kazakhstan	47.3
30	Veles Veles, North Macedonia	45.3
31	Astana Astana, Kazakhstan	44.9
32	Shenyang Liaoning, China	44.3
33	Sevlievo low-cost sensors Gabrovo, Bulgaria	42.6
34	Chennai Tamil Nadu, India	42.4
35	Skarżysko-Kamienna Świętokrzyskie, Poland	40.9
36	Alessandria Piedmont, Italy	40.3
37	Dej Cluj County, Romania	39.7
37	Bishkek low-cost sensors Bishkek, Kyrgyzstan	39.7
39	Bitola Bitola, North Macedonia	39.1
40	Ban Khlong Prawet low-cost sensors Bangkok, Thailand	38.0
41	Ilinden Ilinden, North Macedonia	37.0
42	Zgierz Łódź Voivodeship, Poland	36.4
43	Augustów Podlasie, Poland	35.6
44	Hanoi Hanoi, Vietnam	35.5
45	Lima Lima Province, Peru	34.8
46	Capannori Tuscany, Italy	34.7
47	Lazarevac Central Serbia, Serbia	34.2
47	Náchod Hradec Králové Region, Czechia	34.2
49	Pančevo Vojvodina, Serbia	33.4
50	Guangzhou Guangdong, China	33.3
51	Thessaloníki Central Macedonia, Greece	33.2
52	Colombo Western Province, Sri Lanka	33.0
53	Skopje Grad Skopje, North Macedonia	32.5
53	Kłodzko Lower Silesia, Poland	32.5
53	Jastrzębie Zdrój Silesia, Poland	32.5
56	Opole Opole Voivodeship, Poland	32.4
57	Drammen Buskerud, Norway	32.2
58	Chiang Mai low-cost sensors Chiang Mai, Thailand	31.8
59	Pesaro The Marches, Italy	31.3
60	Miskolc Borsod-Abaúj-Zemplén, Hungary	31.0
61	Włocławek Kujawsko-Pomorskie, Poland	30.6
62	Callao Callao, Peru	30.5
63	Haskovo low-cost sensors Haskovo, Bulgaria	30.4
63	Ancona The Marches, Italy	30.4
65	Kutno Łódź Voivodeship, Poland	30.1
66	Děčín Ústí nad Labem Region, Czechia	30.0
67	Pruszków Mazovia, Poland	29.8
68	Dębica Subcarpathia, Poland	29.7
69	Kazincbarcika Borsod-Abaúj-Zemplén, Hungary	29.4
69	Spišská Nová Ves Košice Region, Slovakia	29.4
69	Santa Anita - Los Ficus Lima region, Peru	29.4
72	Nysa Opole Voivodeship, Poland	29.1
72	Boise Idaho, United States	29.1
74	Racibórz Silesia, Poland	28.8
75	Kościan Greater Poland, Poland	28.7
76	Athens Attica, Greece	28.6
77	Fredrikstad Østfold, Norway	28.5
78	Zemun Central Serbia, Serbia	28.4
78	Podgorica Podgorica, Montenegro	28.4
80	Belgrade Central Serbia, Serbia	28.0
80	Łask Łódź Voivodeship, Poland	28.0
82	Borgomanero Piedmont, Italy	27.1
82	Celaya Guanajuato, Mexico	27.1
84	Katowice Silesia, Poland	27.0
85	Volos Thessaly, Greece	26.9
86	Sremčica Central Serbia, Serbia	26.3
87	Legionowo Mazovia, Poland	26.1
88	Vranov nad Topľou Prešov Region, Slovakia	25.8
88	Kochani Kochani, North Macedonia	25.8
90	Lębork Pomerania, Poland	25.7
91	Olomouc Olomouc Region, Czechia	25.6
91	Porsgrunn Telemark, Norway	25.6
91	Hamar Innlandet, Norway	25.6
94	Kędzierzyn-Koźle Opole Voivodeship, Poland	25.4
95	Sainte-Geneviève-des-Bois Île-de-France, France	25.1
95	Falconara Marittima The Marches, Italy	25.1
97	Addis Ababa Addis Ababa, Ethiopia	25.0
97	Humenné Prešov Region, Slovakia	25.0
97	Łuków Lublin, Poland	25.0
97	Wan Chai Wan Chai, Hong Kong	25.0
101	Jelenia Góra Lower Silesia, Poland	24.8
102	Graz Styria, Austria	24.6
102	Radomsko Łódź Voivodeship, Poland	24.6
104	Calexico California, United States	24.4
105	Lublin Lublin, Poland	24.3
105	Kościerzyna Pomerania, Poland	24.3
107	Żyrardów Mazovia, Poland	24.2
108	Cluj-Napoca Cluj County, Romania	24.1
109	Şabāḩ as Sālim Mubārak al Kabīr, Kuwait	24.0
109	Lillestrøm Akershus, Norway	24.0
111	Baku Baki, Azerbaijan	23.8
111	Iaşi Iași County, Romania	23.8
111	Jesi The Marches, Italy	23.8
114	Nisko Subcarpathia, Poland	23.7
115	Poznań Greater Poland, Poland	23.6
115	Nampa Idaho, United States	23.6
117	Zamość Lublin, Poland	23.5
117	Radom Mazovia, Poland	23.5
119	Siedlce Mazovia, Poland	23.4
119	Przemyśl Subcarpathia, Poland	23.4
119	Kalisz Greater Poland, Poland	23.4
119	Ourense Galicia, Spain	23.4
123	Klagenfurt am Wörthersee Carinthia, Austria	23.3
124	Sarpsborg Østfold, Norway	23.2
124	Meridian Idaho, United States	23.2
126	Ruse Ruse, Bulgaria	23.1
126	Přerov Olomouc Region, Czechia	23.1
128	Pułtusk Mazovia, Poland	23.0
128	Speyer Rheinland-Pfalz, Germany	23.0
128	Calgary Alberta, Canada	23.0
131	Košice Košice Region, Slovakia	22.9
131	Jarosław Subcarpathia, Poland	22.9
133	Manlleu Catalonia, Spain	22.8
134	Montemurlo Tuscany, Italy	22.7
135	Mannheim Baden-Wurttemberg, Germany	22.6
135	Beroun Central Bohemia, Czechia	22.6
135	Silao de la Victoria Guanajuato, Mexico	22.6
138	Otwock Mazovia, Poland	22.5
138	Tuen Mun Tuen Mun, Hong Kong	22.5
138	Ludwigshafen am Rhein Rheinland-Pfalz, Germany	22.5
141	Romans-sur-Isère Auvergne-Rhône-Alpes, France	22.4
141	Givors Auvergne-Rhône-Alpes, France	22.4
141	Płock Mazovia, Poland	22.4
141	Łódź Łódź Voivodeship, Poland	22.4
145	Asprópyrgos Attica, Greece	22.3
145	Rouen Normandy, France	22.3
147	Worms Rheinland-Pfalz, Germany	22.2
147	Žilina Žilina Region, Slovakia	22.2
147	Toruń Kujawsko-Pomorskie, Poland	22.2
150	Amman Amman, Jordan	22.1
150	Mielec Subcarpathia, Poland	22.1
150	Airdrie Alberta, Canada	22.1
153	Starachowice Świętokrzyskie, Poland	22.0
153	Coulommiers Île-de-France, France	22.0
153	Czechowice-Dziedzice Silesia, Poland	22.0
156	Bohumín Moravian-Silesian Region, Czechia	21.9
157	Bydgoszcz Kujawsko-Pomorskie, Poland	21.8
157	Jurupa Valley California, United States	21.8
159	Prešov Prešov Region, Slovakia	21.7
159	Havířov Moravian-Silesian Region, Czechia	21.7
161	Wawer Mazovia, Poland	21.6
161	Warsaw Mazovia, Poland	21.6
161	Murcia Murcia, Spain	21.6
164	Obrenovac Central Serbia, Serbia	21.5
165	Bensheim Hesse, Germany	21.4
165	Kraków Lesser Poland, Poland	21.4
167	Olsztyn Warmia-Masuria, Poland	21.3
167	Grajewo Podlasie, Poland	21.3
167	Amiens Hauts-de-France, France	21.3
170	Limburg an der Lahn Hesse, Germany	21.2
170	Louviers Normandy, France	21.2
170	Lake Elsinore California, United States	21.2
173	Wolfsberg Carinthia, Austria	21.1
173	Melun Île-de-France, France	21.1
175	Sofia Sofia-Capital, Bulgaria	21.0
175	Konstancin-Jeziorna Mazovia, Poland	21.0
175	Białystok Podlasie, Poland	21.0
175	Hanau am Main Hesse, Germany	21.0
179	Thionville Grand Est, France	20.9
179	Monaco Municipality of Monaco, Monaco	20.9
181	Craiova Dolj, Romania	20.7
182	Lampertheim Hesse, Germany	20.5
182	Mulhouse Grand Est, France	20.5
182	Gorzów Wielkopolski Lubusz, Poland	20.5
185	Teplice Ústí nad Labem Region, Czechia	20.4
185	Litvínov Ústí nad Labem Region, Czechia	20.4
187	Pátra West Greece, Greece	20.3
187	Neuwied Rheinland-Pfalz, Germany	20.3
187	Riverside California, United States	20.3
190	Prievidza Trenčín Region, Slovakia	20.2
190	Tijuana Baja California, Mexico	20.2
190	Fontana California, United States	20.2
193	Avignon Provence-Alpes-Côte d'Azur, France	20.1
193	Bielsko-Biala Silesia, Poland	20.1
195	Traun Upper Austria, Austria	20.0
195	Ružomberok Žilina Region, Slovakia	20.0
195	Znojmo South Moravian, Czechia	20.0
195	Valašské Meziříčí Zlín, Czechia	20.0
199	Heilbronn Baden-Wurttemberg, Germany	19.8
199	Vitrolles Provence-Alpes-Côte d'Azur, France	19.8

Top 200 of 1,968 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