SmogRank / History / week of August 10, 2026

Most polluted cities, week of August 10, 2026

2,354 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	Saltillo Coahuila, Mexico	711.1
2	Dera Māndi Delhi, India	74.5
3	Kampala low-cost sensors Central Region, Uganda	71.9
4	Lahore low-cost sensors Punjab, Pakistan	67.4
5	Palembang low-cost sensors South Sumatra, Indonesia	66.0
6	Gujranwala low-cost sensors Punjab, Pakistan	64.8
7	Gummidipundi Tamil Nadu, India	63.8
8	Chāpra Bihar, India	56.6
9	Kinshasa low-cost sensors Kinshasa, Democratic Republic of the Congo	56.2
10	Dhāruhera Haryana, India	54.6
11	Faisalabad low-cost sensors Punjab, Pakistan	51.9
12	Bhāgalpur Bihar, India	51.4
13	Vernon British Columbia, Canada	49.6
14	Lilongwe low-cost sensors Central Region, Malawi	46.9
15	Siwān Bihar, India	46.2
16	Dubai low-cost sensors Dubai, United Arab Emirates	45.5
17	Wenatchee Washington, United States	45.3
18	Bhiwadi Rajasthan, India	44.1
19	Dushanbe Dushanbe, Tajikistan	43.9
20	Yamuna Nagar Haryana, India	42.8
20	Jaipur Rajasthan, India	42.8
22	Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan	42.7
23	Sialkot low-cost sensors Punjab, Pakistan	42.2
24	Jalandhar Punjab, India	42.1
25	Jammu low-cost sensors Jammu and Kashmir, India	41.2
26	Multan low-cost sensors Punjab, Pakistan	40.6
27	Ubud low-cost sensors Bali, Indonesia	40.0
28	Islamabad low-cost sensors Islamabad, Pakistan	39.9
29	Karonga low-cost sensors Northern Region, Malawi	39.7
30	Murree low-cost sensors Punjab, Pakistan	39.5
31	Noida Uttar Pradesh, India	39.4
32	Anantapur Andhra Pradesh, India	39.3
33	Chittoor Andhra Pradesh, India	37.9
34	Ancona The Marches, Italy	37.0
35	Kotli Loharan low-cost sensors Punjab, Pakistan	36.6
36	Rawalpindi low-cost sensors Punjab, Pakistan	36.0
37	Jharia Jharkhand, India	35.9
38	Meerut Uttar Pradesh, India	35.7
39	Dādri Uttar Pradesh, India	35.4
40	Delhi Delhi, India	35.0
41	Greater Noida Uttar Pradesh, India	34.5
42	Faridabad Haryana, India	34.1
43	Dhaka low-cost sensors Dhaka Division, Bangladesh	34.0
44	Karnāl Haryana, India	33.7
45	Baddi Himachal Pradesh, India	33.5
46	Bahadurgarh Haryana, India	33.4
46	Mérida Yucatán, Mexico	33.4
48	Jīnd Haryana, India	33.3
49	Vijayawada Andhra Pradesh, India	33.0
50	Quetta low-cost sensors Balochistan, Pakistan	32.9
51	Najafgarh Delhi, India	32.6
52	Zomba low-cost sensors Southern Region, Malawi	32.3
53	Kanpur Uttar Pradesh, India	32.2
54	Muzaffarnagar Uttar Pradesh, India	32.0
54	Aya Nagar Delhi, India	32.0
56	Chittorgarh Rajasthan, India	31.8
57	Thānesar Haryana, India	31.4
57	Bhiwāni Haryana, India	31.4
59	Ambāla Haryana, India	31.3
59	Ashaiman low-cost sensors Greater Accra, Ghana	31.3
59	Kamloops British Columbia, Canada	31.3
62	Gaya Bihar, India	30.9
63	Dūngarpur Rajasthan, India	30.8
64	Rahim Yar Khan low-cost sensors Punjab, Pakistan	30.5
64	Ahmedabad Gujarat, India	30.5
66	Blantyre low-cost sensors Southern Region, Malawi	30.3
67	Kelowna British Columbia, Canada	30.0
68	Barbil Odisha, India	29.7
69	Undera Gujarat, India	29.6
70	Iloilo low-cost sensors Western Visayas, Philippines	29.5
71	Narela Delhi, India	29.4
71	Lucknow Uttar Pradesh, India	29.4
73	Bhilwara Rajasthan, India	29.3
73	Calexico California, United States	29.3
75	San Luis Potosí San Luis Potosí, Mexico	29.1
76	Kaithal Haryana, India	29.0
77	Istanbul low-cost sensors Istanbul, Turkey	28.9
77	Arāria Bihar, India	28.9
79	Sonīpat Haryana, India	28.7
80	Byasanagar Odisha, India	28.6
81	Tonk Rajasthan, India	28.1
82	Singapore low-cost sensors Singapore	27.7
82	Ellensburg Washington, United States	27.7
84	Ajmer Rajasthan, India	27.3
84	Cranbrook British Columbia, Canada	27.3
84	Hacienda Santa Fe Jalisco, Mexico	27.3
87	Jounieh low-cost sensors Mount Lebanon, Lebanon	27.0
88	Le Robert Martinique, Martinique	26.9
89	Beirut low-cost sensors Beirut, Lebanon	26.6
89	Begusarai Bihar, India	26.6
91	Rasapūdipalem Andhra Pradesh, India	26.5
91	Les Abymes Guadeloupe, Guadeloupe	26.5
93	Moses Lake Washington, United States	26.0
94	Surat Gujarat, India	25.9
94	Hājīpur Bihar, India	25.9
96	Kota Rajasthan, India	25.8
97	Lagos low-cost sensors Lagos, Nigeria	25.7
97	Redmond Oregon, United States	25.7
99	Vereeniging low-cost sensors Gauteng, South Africa	25.6
100	Tuxtla Chiapas, Mexico	25.5
101	Panchkula Haryana, India	25.4
102	Karachi low-cost sensors Sindh, Pakistan	25.3
102	Sīkar Rajasthan, India	25.3
102	Bāghpat Uttar Pradesh, India	25.3
105	Fort-de-France Martinique, Martinique	25.0
106	Sidon low-cost sensors South Governorate, Lebanon	24.9
106	Mzuzu low-cost sensors Northern Region, Malawi	24.9
106	Ghāziābād Uttar Pradesh, India	24.9
109	Bellinzona Ticino, Switzerland	24.8
110	Borgomanero Piedmont, Italy	24.6
111	Dausa Rajasthan, India	24.3
112	Tema low-cost sensors Greater Accra, Ghana	24.1
113	Rājsamand Rajasthan, India	24.0
114	Wan Chai Wan Chai, Hong Kong	23.6
114	Alcalá de Guadaira Andalusia, Spain	23.6
114	Birkirkara low-cost sensors Birkirkara, Malta	23.6
114	Cataño Cataño, Puerto Rico	23.6
118	Morādābād Uttar Pradesh, India	23.5
119	Gwalior Madhya Pradesh, India	23.4
120	Bahawalpur low-cost sensors Punjab, Pakistan	23.1
120	Hubballi Karnataka, India	23.1
120	Bhubaneswar Odisha, India	23.1
123	Missoula Montana, United States	23.0
123	Yakima Washington, United States	23.0
125	Silchar Assam, India	22.9
125	Jhālāwār Rajasthan, India	22.9
127	Bozeman Montana, United States	22.8
128	Huelva Andalusia, Spain	22.7
129	Hyderabad Telangana, India	22.4
130	Chennai Tamil Nadu, India	22.2
131	Boise Idaho, United States	21.9
132	Sri Ganganagar Rajasthan, India	21.8
133	Agra Uttar Pradesh, India	21.5
133	Nampa Idaho, United States	21.5
135	Gandhinagar Gujarat, India	21.3
135	Medina del Campo Castille and León, Spain	21.3
137	Celaya Guanajuato, Mexico	21.2
138	Hyderabad low-cost sensors Sindh, Pakistan	21.1
139	Chānda Maharashtra, India	21.0
139	Arrah Bihar, India	21.0
141	Pratāpgarh Rajasthan, India	20.9
142	Hanumāngarh Rajasthan, India	20.8
142	Kolkata West Bengal, India	20.8
142	Lewiston Idaho, United States	20.8
145	Ankleshwar Gujarat, India	20.7
146	Kalyān Maharashtra, India	20.5
147	Spokane Valley Washington, United States	20.4
148	Butwāl low-cost sensors Lumbini Province, Nepal	20.3
149	Shivamogga Karnataka, India	20.2
149	Sevilla Andalusia, Spain	20.2
149	Pendleton Oregon, United States	20.2
149	Spokane Washington, United States	20.2
153	Mangaluru Karnataka, India	20.1
154	Jalor Rajasthan, India	20.0
154	Great Falls Montana, United States	20.0
156	Bengaluru Karnataka, India	19.9
157	Bānswāra Rajasthan, India	19.8
157	Acerra Campania, Italy	19.8
159	Bareilly Uttar Pradesh, India	19.7
159	Aurangabad Maharashtra, India	19.7
161	Naucalpan de Juárez México, Mexico	19.6
162	Jaisalmer Rajasthan, India	19.5
163	Nanded Maharashtra, India	19.4
163	Malegaon Maharashtra, India	19.4
163	Wheaton low-cost sensors Illinois, United States	19.4
163	Meridian Idaho, United States	19.4
167	Nagpur Maharashtra, India	19.2
168	Altamont Oregon, United States	19.1
169	Manzanares Castille-La Mancha, Spain	19.0
170	Bitola Bitola, North Macedonia	18.9
170	Sunnyside Washington, United States	18.9
170	Walla Walla Washington, United States	18.9
173	Montauban Occitanie, France	18.8
173	Valladolid Castille and León, Spain	18.8
175	Aguascalientes Aguascalientes, Mexico	18.7
176	Ciudad Nezahualcoyotl México, Mexico	18.6
177	Beitbridge low-cost sensors Matabeleland South Province, Zimbabwe	18.5
177	Nāgaur Rajasthan, India	18.5
177	Aranda de Duero Castille and León, Spain	18.5
180	Silao de la Victoria Guanajuato, Mexico	18.1
180	Oconomowoc low-cost sensors Wisconsin, United States	18.1
182	Jodhpur Rajasthan, India	18.0
182	Jalgaon Maharashtra, India	18.0
182	Agartala Tripura, India	18.0
182	Bend Oregon, United States	18.0
186	Sirohi Rajasthan, India	17.9
186	Saharsa Bihar, India	17.9
186	Marigliano Campania, Italy	17.9
189	Naharlagun Arunachal Pradesh, India	17.8
190	Thāne Maharashtra, India	17.7
191	Gudalur Tamil Nadu, India	17.6
191	Quezon City low-cost sensors National Capital Region, Philippines	17.6
193	Santa Catarina Nuevo León, Mexico	17.5
193	Parque Industrial Ciudad Mitras Nuevo León, Mexico	17.5
195	Chandigarh Chandigarh, India	17.4
195	Twin Falls Idaho, United States	17.4
197	Latur Maharashtra, India	17.3
197	Ann Arbor low-cost sensors Michigan, United States	17.3
199	Durgapur West Bengal, India	17.2
199	Valdemoro Madrid, Spain	17.2

Top 200 of 2,354 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