SmogRank / History / week of July 20, 2026

Most polluted cities, week of July 20, 2026

2,252 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	Kinshasa low-cost sensors Kinshasa, Democratic Republic of the Congo	96.0
2	Kampala low-cost sensors Central Region, Uganda	92.6
3	Lilongwe low-cost sensors Central Region, Malawi	65.8
4	Dushanbe Dushanbe, Tajikistan	64.8
5	Rājgīr Bihar, India	64.3
6	Vereeniging low-cost sensors Gauteng, South Africa	61.6
7	Dera Māndi Delhi, India	56.8
8	Karnāl Haryana, India	56.3
9	Dhaulpur Rajasthan, India	53.1
10	Nampa Idaho, United States	50.2
11	Faisalabad low-cost sensors Punjab, Pakistan	49.5
12	Beitbridge low-cost sensors Matabeleland South Province, Zimbabwe	49.2
13	Bahadurgarh Haryana, India	48.9
14	Gummidipundi Tamil Nadu, India	48.7
15	Sonīpat Haryana, India	47.2
16	Red Deer Alberta, Canada	47.1
17	Antananarivo Analamanga, Madagascar	47.0
18	Quetta low-cost sensors Balochistan, Pakistan	46.8
19	Karonga low-cost sensors Northern Region, Malawi	45.9
20	Kamloops British Columbia, Canada	44.3
21	Bānswāra Rajasthan, India	44.2
22	Multan low-cost sensors Punjab, Pakistan	44.0
23	Faridabad Haryana, India	43.5
24	Dhāruhera Haryana, India	43.4
25	Lahore low-cost sensors Punjab, Pakistan	43.1
25	Calgary Alberta, Canada	43.1
27	Gurugram Haryana, India	42.8
27	Palembang low-cost sensors South Sumatra, Indonesia	42.8
29	Ashaiman low-cost sensors Greater Accra, Ghana	42.6
30	Blantyre low-cost sensors Southern Region, Malawi	42.2
31	Nalbāri Assam, India	40.6
32	Pendleton Oregon, United States	40.3
33	Chittoor Andhra Pradesh, India	39.9
34	Airdrie Alberta, Canada	39.5
35	Edmonton Alberta, Canada	38.9
36	Chāpra Bihar, India	38.7
36	Boise Idaho, United States	38.7
38	Fort McMurray Alberta, Canada	37.9
39	Yamuna Nagar Haryana, India	37.7
40	Dubai low-cost sensors Dubai, United Arab Emirates	37.6
40	Byasanagar Odisha, India	37.6
42	Anantapur Andhra Pradesh, India	37.5
43	Zomba low-cost sensors Southern Region, Malawi	36.7
44	Grande Prairie Alberta, Canada	36.6
45	Sherwood Park Alberta, Canada	36.5
46	Redmond Oregon, United States	36.4
47	Nagaon Assam, India	35.5
48	Gujranwala low-cost sensors Punjab, Pakistan	35.2
48	Walla Walla Washington, United States	35.2
50	Bordeaux New Aquitaine, France	34.5
51	Vijayawada Andhra Pradesh, India	34.4
52	Jharia Jharkhand, India	34.2
53	Mzuzu low-cost sensors Northern Region, Malawi	33.9
53	Bahawalpur low-cost sensors Punjab, Pakistan	33.9
55	Bhiwadi Rajasthan, India	33.4
56	Rourkela Odisha, India	33.2
57	Noida Uttar Pradesh, India	32.8
58	Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan	32.6
58	Tirupati Andhra Pradesh, India	32.6
60	St. Albert Alberta, Canada	32.4
61	Dhaka low-cost sensors Dhaka Division, Bangladesh	32.1
61	Kadapa Andhra Pradesh, India	32.1
63	Swift Current Saskatchewan, Canada	31.9
64	Bhiwāni Haryana, India	31.8
65	Lagos low-cost sensors Lagos, Nigeria	31.6
66	Jīnd Haryana, India	31.2
67	Tongaat low-cost sensors KwaZulu-Natal, South Africa	30.5
68	Tuxtla Chiapas, Mexico	30.1
69	Muzaffarnagar Uttar Pradesh, India	30.0
69	Fort St. John British Columbia, Canada	30.0
69	Wadgaon Kolhati Maharashtra, India	30.0
72	Vernon British Columbia, Canada	29.5
73	Kelowna British Columbia, Canada	28.9
74	Moses Lake Washington, United States	28.7
75	Karachi low-cost sensors Sindh, Pakistan	28.4
75	Delhi Delhi, India	28.4
77	Yellowknife low-cost sensors Northwest Territories, Canada	28.3
78	Medicine Hat Alberta, Canada	28.2
79	San Luis Potosí San Luis Potosí, Mexico	28.1
80	Limoges New Aquitaine, France	28.0
81	Thānesar Haryana, India	27.8
82	Rasapūdipalem Andhra Pradesh, India	27.6
83	Ghāziābād Uttar Pradesh, India	27.3
84	Changchun low-cost sensors Jilin, China	27.1
84	Lewiston Idaho, United States	27.1
86	Singrauli Madhya Pradesh, India	26.9
87	Najafgarh Delhi, India	26.8
88	Kaithal Haryana, India	26.4
89	Ambāla Haryana, India	26.3
89	Lormont New Aquitaine, France	26.3
91	Shakaskraal low-cost sensors KwaZulu-Natal, South Africa	26.1
91	Arāria Bihar, India	26.1
93	Nobeoka Miyazaki, Japan	26.0
94	Istanbul low-cost sensors Istanbul, Turkey	25.9
94	Hyderabad low-cost sensors Sindh, Pakistan	25.9
94	Bend Oregon, United States	25.9
94	Prince Albert Saskatchewan, Canada	25.9
98	Ciudad General Escobedo Nuevo León, Mexico	25.4
98	Joda Odisha, India	25.4
100	Sialkot low-cost sensors Punjab, Pakistan	25.3
101	Lethbridge Alberta, Canada	25.1
101	Hyūga Miyazaki, Japan	25.1
103	Jammu low-cost sensors Jammu and Kashmir, India	25.0
104	Agartala Tripura, India	24.9
104	Kobayashi Miyazaki, Japan	24.9
106	Narela Delhi, India	24.8
107	Kanpur Uttar Pradesh, India	24.7
107	Aioi Hyōgo, Japan	24.7
109	Aya Nagar Delhi, India	24.6
110	Tonk Rajasthan, India	24.3
110	Quezon City low-cost sensors National Capital Region, Philippines	24.3
112	Takanabe Miyazaki, Japan	24.2
112	Susaki Kochi, Japan	24.2
112	Kariya Hyōgo, Japan	24.2
115	Kalyān Maharashtra, India	24.1
115	Winnipeg low-cost sensors Manitoba, Canada	24.1
117	Shido Kagawa, Japan	24.0
117	Baddi Himachal Pradesh, India	24.0
119	Chennai Tamil Nadu, India	23.9
120	Patna Bihar, India	23.8
120	Lucknow Uttar Pradesh, India	23.8
120	Kamojimachō-jōgejima Tokushima, Japan	23.8
120	Ikedachō Tokushima, Japan	23.8
120	Périgueux New Aquitaine, France	23.8
120	Pullman Washington, United States	23.8
126	Valletta Valletta, Malta	23.7
126	Spokane Washington, United States	23.7
126	Tatsuno Hyōgo, Japan	23.7
129	Mie Oita, Japan	23.6
129	Parque Industrial Ciudad Mitras Nuevo León, Mexico	23.6
131	Jounieh low-cost sensors Mount Lebanon, Lebanon	23.5
131	Gwalior Madhya Pradesh, India	23.5
131	Dādri Uttar Pradesh, India	23.5
131	Ikaruga Hyōgo, Japan	23.5
131	Bizen Okayama, Japan	23.5
131	Mima Tokushima, Japan	23.5
137	Cranbrook British Columbia, Canada	23.4
138	Iloilo low-cost sensors Western Visayas, Philippines	23.1
138	Quthbullapur Telangana, India	23.1
140	Iwade Wakayama, Japan	23.0
140	Santa Catarina Nuevo León, Mexico	23.0
140	Twin Falls Idaho, United States	23.0
143	Shingū Wakayama, Japan	22.7
143	Higashinozoe Hyōgo, Japan	22.7
143	Calexico California, United States	22.7
146	Aki Kochi, Japan	22.6
146	Mérida Yucatán, Mexico	22.6
148	Ono Hyōgo, Japan	22.4
148	Kochi Kochi, Japan	22.4
148	Fukuroi Shizuoka, Japan	22.4
148	Yoshinogawa Tokushima, Japan	22.4
152	Kainan Wakayama, Japan	22.3
153	Kakogawachō-honmachi Hyōgo, Japan	22.2
153	Anan Tokushima, Japan	22.2
155	Sumoto Hyōgo, Japan	22.1
156	Rangiora Canterbury, New Zealand	21.8
157	Minato Wakayama, Japan	21.7
158	Angul Odisha, India	21.6
158	Nishiwaki Hyōgo, Japan	21.6
160	Baku Baki, Azerbaijan	21.5
160	Jhunjhunūn Rajasthan, India	21.5
162	Prince George British Columbia, Canada	21.4
163	Beirut low-cost sensors Beirut, Lebanon	21.3
163	Richards Bay low-cost sensors KwaZulu-Natal, South Africa	21.3
163	Tokushima Tokushima, Japan	21.3
163	Tamano Okayama, Japan	21.3
167	Bareilly Uttar Pradesh, India	21.2
167	Shintomi Miyazaki, Japan	21.2
169	Narutochō-mitsuishi Tokushima, Japan	21.1
170	Boisar Maharashtra, India	21.0
170	Perrysburg Ohio, United States	21.0
170	Minami-Alps Yamanashi, Japan	21.0
173	Beppu Oita, Japan	20.9
173	Hiragi Kagawa, Japan	20.9
175	Dūngarpur Rajasthan, India	20.8
175	Great Falls Montana, United States	20.8
177	Saskatoon Saskatchewan, Canada	20.7
178	Ahmedabad Gujarat, India	20.6
178	Agra Uttar Pradesh, India	20.6
178	Akashi Hyōgo, Japan	20.6
178	Zentsujichó Kagawa, Japan	20.6
178	Okayama Okayama, Japan	20.6
178	Himeji Hyōgo, Japan	20.6
178	Moscow Idaho, United States	20.6
178	Bismarck North Dakota, United States	20.6
178	Spokane Valley Washington, United States	20.6
187	Dausa Rajasthan, India	20.5
187	Hashimoto Wakayama, Japan	20.5
187	Monroe low-cost sensors Washington, United States	20.5
190	Montluçon Auvergne-Rhône-Alpes, France	20.4
191	Hājīpur Bihar, India	20.3
191	Ankleshwar Gujarat, India	20.3
191	Gotemba Shizuoka, Japan	20.3
191	Monterrey Nuevo León, Mexico	20.3
191	Laredo Texas, United States	20.3
196	Ōita Oita, Japan	20.2
196	Miyazaki Miyazaki, Japan	20.2
196	Ciudad Nezahualcoyotl México, Mexico	20.2
196	Shreveport Louisiana, United States	20.2
196	Tri-Cities Washington, United States	20.2

Top 200 of 2,252 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