SmogRank / History / week of August 17, 2026

Most polluted cities, week of August 17, 2026

2,344 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	91.7
2	Palembang low-cost sensors South Sumatra, Indonesia	87.2
3	Sasarām Bihar, India	85.0
4	Dera Māndi Delhi, India	70.5
5	Kampala low-cost sensors Central Region, Uganda	67.2
6	Gummidipundi Tamil Nadu, India	61.7
7	Faridabad Haryana, India	57.1
8	Chāpra Bihar, India	55.9
9	Karonga low-cost sensors Northern Region, Malawi	54.2
10	Bhāgalpur Bihar, India	52.7
11	Lilongwe low-cost sensors Central Region, Malawi	52.5
12	Gadag-Betageri Karnataka, India	52.2
13	Gurugram Haryana, India	50.4
13	Bhiwadi Rajasthan, India	50.4
15	Ubud low-cost sensors Bali, Indonesia	49.3
16	Dushanbe Dushanbe, Tajikistan	46.8
17	Siwān Bihar, India	46.3
18	Dhāruhera Haryana, India	45.9
19	Chittoor Andhra Pradesh, India	43.9
20	Noida Uttar Pradesh, India	43.8
21	Kalyān Maharashtra, India	43.6
22	Chittorgarh Rajasthan, India	43.4
23	Vereeniging low-cost sensors Gauteng, South Africa	42.7
24	Jalandhar Punjab, India	42.5
25	Gujranwala low-cost sensors Punjab, Pakistan	40.9
26	Yamuna Nagar Haryana, India	40.6
27	Beitbridge low-cost sensors Matabeleland South Province, Zimbabwe	40.2
27	Dhaka low-cost sensors Dhaka Division, Bangladesh	40.2
29	Nalbāri Assam, India	39.5
30	Kaithal Haryana, India	39.4
31	Faisalabad low-cost sensors Punjab, Pakistan	38.6
31	Kuala Lumpur low-cost sensors Kuala Lumpur, Malaysia	38.6
33	Mzuzu low-cost sensors Northern Region, Malawi	38.5
34	Blantyre low-cost sensors Southern Region, Malawi	38.2
35	Anantapur Andhra Pradesh, India	38.1
36	Lahore low-cost sensors Punjab, Pakistan	36.8
37	Jīnd Haryana, India	36.7
38	Jharia Jharkhand, India	36.3
39	Ashaiman low-cost sensors Greater Accra, Ghana	35.9
40	Muzaffarnagar Uttar Pradesh, India	35.4
41	Dubai low-cost sensors Dubai, United Arab Emirates	35.3
42	Jammu low-cost sensors Jammu and Kashmir, India	34.8
43	Thānesar Haryana, India	34.6
44	Tonk Rajasthan, India	34.3
44	Sīkar Rajasthan, India	34.3
44	Begusarai Bihar, India	34.3
47	Barbil Odisha, India	34.1
48	Vijayawada Andhra Pradesh, India	33.7
48	Ajmer Rajasthan, India	33.7
50	Narela Delhi, India	33.4
51	Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan	33.1
52	Multan low-cost sensors Punjab, Pakistan	32.9
52	Dādri Uttar Pradesh, India	32.9
54	Ahmedabad Gujarat, India	32.6
55	Lagos low-cost sensors Lagos, Nigeria	32.5
56	Iloilo low-cost sensors Western Visayas, Philippines	32.4
57	Delhi Delhi, India	31.6
58	Tirupati Andhra Pradesh, India	31.2
59	Ambāla Haryana, India	31.0
60	Greater Noida Uttar Pradesh, India	30.8
61	Bhilwara Rajasthan, India	30.7
62	Morādābād Uttar Pradesh, India	30.6
63	Jaipur Rajasthan, India	30.4
64	Quezon City low-cost sensors National Capital Region, Philippines	30.3
65	Zomba low-cost sensors Southern Region, Malawi	30.0
66	Wadgaon Kolhati Maharashtra, India	29.9
67	Pratāpgarh Rajasthan, India	29.8
67	Meerut Uttar Pradesh, India	29.8
69	Jounieh low-cost sensors Mount Lebanon, Lebanon	29.7
69	Rasapūdipalem Andhra Pradesh, India	29.7
69	Butwāl low-cost sensors Lumbini Province, Nepal	29.7
72	Calexico California, United States	29.5
73	Bhiwāni Haryana, India	29.2
73	Wenatchee Washington, United States	29.2
75	Istanbul low-cost sensors Istanbul, Turkey	29.0
75	Rawalpindi low-cost sensors Punjab, Pakistan	29.0
77	Karnāl Haryana, India	28.9
78	Walla Walla Washington, United States	28.7
79	Mérida Yucatán, Mexico	28.6
80	Kamloops British Columbia, Canada	28.3
80	Hacienda Santa Fe Jalisco, Mexico	28.3
82	Redmond Oregon, United States	28.2
83	Hājīpur Bihar, India	28.1
84	Beirut low-cost sensors Beirut, Lebanon	28.0
84	Baddi Himachal Pradesh, India	28.0
86	Quetta low-cost sensors Balochistan, Pakistan	27.9
86	Kota Rajasthan, India	27.9
88	Rahim Yar Khan low-cost sensors Punjab, Pakistan	27.4
88	Tema low-cost sensors Greater Accra, Ghana	27.4
90	San Luis Potosí San Luis Potosí, Mexico	27.2
91	Sialkot low-cost sensors Punjab, Pakistan	27.1
91	Aya Nagar Delhi, India	27.1
93	Gaya Bihar, India	26.9
94	Rājsamand Rajasthan, India	26.8
95	Changchun low-cost sensors Jilin, China	26.5
96	Murree low-cost sensors Punjab, Pakistan	26.2
97	Jhālāwār Rajasthan, India	26.0
98	Ghāziābād Uttar Pradesh, India	25.8
98	Nilópolis Rio de Janeiro, Brazil	25.8
100	Sirsa Haryana, India	25.6
100	Dūngarpur Rajasthan, India	25.6
100	Bahadurgarh Haryana, India	25.6
100	Agartala Tripura, India	25.6
104	Islamabad low-cost sensors Islamabad, Pakistan	25.4
105	Surat Gujarat, India	25.2
105	Tuxtla Chiapas, Mexico	25.2
107	Santa Anita Jalisco, Mexico	25.1
108	Dausa Rajasthan, India	25.0
109	Chānda Maharashtra, India	24.8
109	Baripāda Odisha, India	24.8
109	Vernon British Columbia, Canada	24.8
112	Kanpur Uttar Pradesh, India	24.6
113	Undera Gujarat, India	24.3
114	Malegaon Maharashtra, India	24.2
115	Jabalpur Madhya Pradesh, India	24.1
116	Karachi low-cost sensors Sindh, Pakistan	23.8
117	Nagpur Maharashtra, India	23.7
118	Hubballi Karnataka, India	23.6
118	Agra Uttar Pradesh, India	23.6
120	Sawai Madhopur Rajasthan, India	23.4
121	Shrīrāmpur West Bengal, India	23.3
121	Sri Ganganagar Rajasthan, India	23.3
123	Cranbrook British Columbia, Canada	23.2
124	Sidon low-cost sensors South Governorate, Lebanon	23.1
124	Panchkula Haryana, India	23.1
126	Jhunjhunūn Rajasthan, India	22.9
127	Chennai Tamil Nadu, India	22.8
127	Kolkata West Bengal, India	22.8
129	Parque Industrial Ciudad Mitras Nuevo León, Mexico	22.6
130	Bhopal Madhya Pradesh, India	22.5
130	Arrah Bihar, India	22.5
130	Yellowknife low-cost sensors Northwest Territories, Canada	22.5
133	Ciudad Nezahualcoyotl México, Mexico	22.4
134	Prilep Prilep, North Macedonia	22.1
134	Shivamogga Karnataka, India	22.1
134	Cuttack Odisha, India	22.1
137	Silchar Assam, India	21.9
138	Durgapur West Bengal, India	21.7
138	Aurangabad Maharashtra, India	21.7
140	Gwalior Madhya Pradesh, India	21.4
140	Gandhinagar Gujarat, India	21.4
140	Bāghpat Uttar Pradesh, India	21.4
140	Arāria Bihar, India	21.4
144	Hyderabad Telangana, India	21.2
145	Lethbridge Alberta, Canada	21.0
146	Gostivar Gostivar, North Macedonia	20.7
146	Najafgarh Delhi, India	20.7
146	Latur Maharashtra, India	20.7
149	Hanumāngarh Rajasthan, India	20.6
150	Quthbullapur Telangana, India	20.5
151	Bitola Bitola, North Macedonia	20.4
151	Thāne Maharashtra, India	20.4
153	Guadalajara Jalisco, Mexico	20.3
153	Calgary Alberta, Canada	20.3
155	Lucknow Uttar Pradesh, India	20.0
155	Karauli Rajasthan, India	20.0
157	Nanded Maharashtra, India	19.9
157	Akola Maharashtra, India	19.9
159	Rānīganj West Bengal, India	19.7
160	Chikmagalūr Karnataka, India	19.6
160	Bhiwandi Maharashtra, India	19.6
160	Bareilly Uttar Pradesh, India	19.6
160	Santa Catarina Nuevo León, Mexico	19.6
160	Great Falls Montana, United States	19.6
165	Jaisalmer Rajasthan, India	19.5
165	Bhubaneswar Odisha, India	19.5
165	Ankleshwar Gujarat, India	19.5
168	Mangaluru Karnataka, India	19.2
168	Naharlagun Arunachal Pradesh, India	19.2
168	Kharghar Maharashtra, India	19.2
171	Timişoara Timiș County, Romania	19.1
172	Atlixco Puebla, Mexico	18.9
172	Lewiston Idaho, United States	18.9
174	Sholapur Maharashtra, India	18.8
175	Jalor Rajasthan, India	18.7
176	Tetovo Tetovo, North Macedonia	18.5
176	Jalgaon Maharashtra, India	18.5
176	Indore Madhya Pradesh, India	18.5
179	Porto low-cost sensors Porto, Portugal	18.4
179	Tlaquepaque Jalisco, Mexico	18.4
179	Ciudad General Escobedo Nuevo León, Mexico	18.4
179	Kelowna British Columbia, Canada	18.4
183	Dhaulpur Rajasthan, India	18.3
184	Hyderabad low-cost sensors Sindh, Pakistan	18.2
185	Gudalur Tamil Nadu, India	18.1
185	Pimpri-Chinchwad Maharashtra, India	18.1
187	Ohrid Ohrid, North Macedonia	18.0
187	Saharsa Bihar, India	18.0
189	Sirohi Rajasthan, India	17.8
189	Nāgaur Rajasthan, India	17.8
189	Duque de Caxias Rio de Janeiro, Brazil	17.8
192	Ropar Punjab, India	17.6
192	Bikaner Rajasthan, India	17.6
192	Pljevlja Pljevlja, Montenegro	17.6
192	Puebla Puebla, Mexico	17.6
196	Būndi Rajasthan, India	17.4
197	Dhule Maharashtra, India	17.3
197	Naucalpan de Juárez México, Mexico	17.3
197	Monroe low-cost sensors Washington, United States	17.3
200	Bānswāra Rajasthan, India	17.2

Top 200 of 2,344 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