SmogRank / History / week of May 4, 2026

Most polluted cities, week of May 4, 2026

2,220 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	Anantapur Andhra Pradesh, India	101.9
2	Faisalabad low-cost sensors Punjab, Pakistan	87.1
3	Gujranwala low-cost sensors Punjab, Pakistan	83.5
4	Sialkot low-cost sensors Punjab, Pakistan	70.7
5	Dhaka low-cost sensors Dhaka Division, Bangladesh	70.6
6	Kotli Loharan low-cost sensors Punjab, Pakistan	68.0
7	Lahore low-cost sensors Punjab, Pakistan	64.2
8	Jammu low-cost sensors Jammu and Kashmir, India	63.2
8	Gurugram Haryana, India	63.2
10	Karnāl Haryana, India	62.1
11	Karauli Rajasthan, India	60.1
12	Undera Gujarat, India	57.8
13	Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan	57.7
14	Jalgaon Maharashtra, India	57.1
15	Faridabad Haryana, India	57.0
16	Multan low-cost sensors Punjab, Pakistan	55.9
17	Narela Delhi, India	55.7
18	Rahim Yar Khan low-cost sensors Punjab, Pakistan	53.5
19	Bānswāra Rajasthan, India	52.1
20	Rawalpindi low-cost sensors Punjab, Pakistan	51.3
21	Bahawalpur low-cost sensors Punjab, Pakistan	50.3
22	Islamabad low-cost sensors Islamabad, Pakistan	49.6
23	Kampala low-cost sensors Central Region, Uganda	48.7
24	Pimpri-Chinchwad Maharashtra, India	48.0
25	Murree low-cost sensors Punjab, Pakistan	47.8
26	Gummidipundi Tamil Nadu, India	47.2
27	Jalandhar Punjab, India	47.0
28	Lilongwe low-cost sensors Central Region, Malawi	44.6
29	Hājīpur Bihar, India	44.5
30	Chānda Maharashtra, India	43.4
30	Agra Uttar Pradesh, India	43.4
32	Baddi Himachal Pradesh, India	43.2
33	Ambāla Haryana, India	42.6
33	San Pedro Sula low-cost sensors Cortés Department, Honduras	42.6
35	Lucknow Uttar Pradesh, India	42.5
36	Bhiwadi Rajasthan, India	41.3
37	Noida Uttar Pradesh, India	41.2
38	Dādri Uttar Pradesh, India	40.7
39	Kalyān Maharashtra, India	40.5
40	Nagpur Maharashtra, India	40.1
41	Ghāziābād Uttar Pradesh, India	39.4
42	Dhule Maharashtra, India	38.8
43	Sholapur Maharashtra, India	38.7
44	Delhi Delhi, India	38.6
45	Bhiwāni Haryana, India	38.5
46	Dausa Rajasthan, India	38.4
47	Agartala Tripura, India	38.2
48	Gwalior Madhya Pradesh, India	38.1
49	Mahād Maharashtra, India	37.8
50	Parbhani Maharashtra, India	37.7
51	Ajmer Rajasthan, India	37.5
52	Bhiwandi Maharashtra, India	37.0
53	Aya Nagar Delhi, India	36.7
54	Tonk Rajasthan, India	36.5
55	Jaipur Rajasthan, India	36.1
56	Sirsa Haryana, India	35.8
57	Chūru Rajasthan, India	35.7
58	Ahmedabad Gujarat, India	35.4
59	Kaithal Haryana, India	35.2
60	Panchkula Haryana, India	35.0
61	San Luis Potosí San Luis Potosí, Mexico	34.5
62	Meerut Uttar Pradesh, India	34.2
63	Nanded Maharashtra, India	34.1
63	Santa Anita - Los Ficus Lima region, Peru	34.1
65	Latur Maharashtra, India	33.9
65	Hacienda Santa Fe Jalisco, Mexico	33.9
67	Thānesar Haryana, India	33.5
68	Rourkela Odisha, India	33.4
69	Thāne Maharashtra, India	33.1
69	Aurangabad Maharashtra, India	33.1
71	Higashine Yamagata, Japan	33.0
72	Palembang low-cost sensors South Sumatra, Indonesia	32.4
73	Szeged Csongrád, Hungary	32.2
74	Jhunjhunūn Rajasthan, India	32.1
75	Sri Ganganagar Rajasthan, India	31.9
75	Akola Maharashtra, India	31.9
77	Chrang Chamreh Muoy low-cost sensors Phnom Penh, Cambodia	31.8
78	Khlong Luang low-cost sensors Pathum Thani, Thailand	31.7
79	Hyderabad low-cost sensors Sindh, Pakistan	31.3
79	Uttaradit low-cost sensors Uttaradit, Thailand	31.3
81	Dubai low-cost sensors Dubai, United Arab Emirates	31.1
82	Karachi low-cost sensors Sindh, Pakistan	31.0
83	Nashik Maharashtra, India	30.8
83	Naucalpan de Juárez México, Mexico	30.8
85	Najafgarh Delhi, India	30.3
86	Bārān Rajasthan, India	30.0
87	Jaisalmer Rajasthan, India	29.9
88	Surat Gujarat, India	29.7
89	Jhālāwār Rajasthan, India	29.5
89	Wadgaon Kolhati Maharashtra, India	29.5
91	Kota Rajasthan, India	29.4
92	Indore Madhya Pradesh, India	29.1
93	Tlaquepaque Jalisco, Mexico	28.9
94	Amravati Maharashtra, India	28.8
95	Chittorgarh Rajasthan, India	28.7
96	Vientiane low-cost sensors Vientiane Prefecture, Laos	28.3
97	Morādābād Uttar Pradesh, India	28.2
98	Puebla Puebla, Mexico	28.0
99	Bhilwara Rajasthan, India	27.8
99	Mixquiahuala de Juárez Hidalgo, Mexico	27.8
99	Lima Lima Province, Peru	27.8
102	Nāgaur Rajasthan, India	27.7
103	Kathmandu low-cost sensors Bagmati Province, Nepal	27.5
104	Morelia Michoacán, Mexico	27.4
105	Pune Maharashtra, India	27.3
106	Púchov Trenčín Region, Slovakia	27.2
106	Ciudad Nezahualcoyotl México, Mexico	27.2
108	Badlapur Maharashtra, India	27.1
108	Sai Mai low-cost sensors Bangkok, Thailand	27.1
110	Hyderabad Telangana, India	26.9
110	Aguascalientes Aguascalientes, Mexico	26.9
112	Kanpur Uttar Pradesh, India	26.6
113	Sīkar Rajasthan, India	26.5
113	Apizaco Tlaxcala, Mexico	26.5
115	Boisar Maharashtra, India	26.4
116	Chiang Mai low-cost sensors Chiang Mai, Thailand	26.2
116	Būndi Rajasthan, India	26.2
118	Lagos low-cost sensors Lagos, Nigeria	26.0
119	Bang Pakong low-cost sensors Chachoengsao, Thailand	25.9
120	Guwahati Assam, India	25.5
120	Buxar Bihar, India	25.5
122	Shivamogga Karnataka, India	25.4
122	Ibadan low-cost sensors Oyo State, Nigeria	25.4
122	San Francisco De Borja Lima region, Peru	25.4
125	Bhopal Madhya Pradesh, India	25.3
126	Mexico City Mexico City, Mexico	25.2
126	Irapuato Guanajuato, Mexico	25.2
128	Guadalajara Jalisco, Mexico	25.0
129	Pratāpgarh Rajasthan, India	24.8
130	Mumbai Maharashtra, India	24.7
131	Santiago de Querétaro Querétaro, Mexico	24.6
132	Jalor Rajasthan, India	24.4
132	Ban Khlong Prawet low-cost sensors Bangkok, Thailand	24.4
134	San Luis de la Paz Guanajuato, Mexico	24.3
135	Arāria Bihar, India	24.2
135	Tulancingo Hidalgo, Mexico	24.2
137	Kolkata West Bengal, India	24.0
138	Celaya Guanajuato, Mexico	23.9
139	Bangkok low-cost sensors Bangkok, Thailand	23.6
140	Tlaxcala Tlaxcala, Mexico	23.4
141	Chandigarh Chandigarh, India	23.3
142	Ashaiman low-cost sensors Greater Accra, Ghana	23.1
143	La Providencia Siglo XXI Hidalgo, Mexico	22.9
144	Gandhinagar Gujarat, India	22.8
144	Dūngarpur Rajasthan, India	22.8
144	Barbil Odisha, India	22.8
147	Silchar Assam, India	22.7
148	Jodhpur Rajasthan, India	22.6
149	Guanajuato Guanajuato, Mexico	22.4
150	Callao Callao, Peru	22.2
151	Durgapur West Bengal, India	22.1
151	León de los Aldama Guanajuato, Mexico	22.1
153	Tepic Nayarit, Mexico	22.0
154	Karonga low-cost sensors Northern Region, Malawi	21.8
155	Pachuca de Soto Hidalgo, Mexico	21.6
156	Shrīrāmpur West Bengal, India	21.4
156	Saltillo Coahuila, Mexico	21.4
158	Zacatepec de Hidalgo Morelos, Mexico	21.2
159	Sirohi Rajasthan, India	21.1
159	Otegen Batyra low-cost sensors Almaty Region, Kazakhstan	21.1
161	Patiāla Punjab, India	21.0
161	Burunday low-cost sensors Almaty Region, Kazakhstan	21.0
161	Changchun low-cost sensors Jilin, China	21.0
161	Tula de Allende Hidalgo, Mexico	21.0
165	Mosta Il-Mosta, Malta	20.9
166	Zapopan Jalisco, Mexico	20.8
167	Jabalpur Madhya Pradesh, India	20.4
167	Tehuacán Puebla, Mexico	20.4
169	Rājsamand Rajasthan, India	20.0
170	Wan Chai Wan Chai, Hong Kong	19.7
171	Żabbar Ħaż-Żabbar, Malta	19.6
172	Istanbul low-cost sensors Istanbul, Turkey	19.5
172	San Juan del Río Querétaro, Mexico	19.5
174	Monterrey Nuevo León, Mexico	19.3
175	Angul Odisha, India	19.2
175	Santa Catarina Nuevo León, Mexico	19.2
175	San Miguel de Allende Guanajuato, Mexico	19.2
178	Quetta low-cost sensors Balochistan, Pakistan	19.1
178	San Pawl il-Baħar Saint Paul’s Bay, Malta	19.1
180	Bareilly Uttar Pradesh, India	18.9
180	Haldia West Bengal, India	18.9
182	Bengaluru Karnataka, India	18.8
182	Āsansol West Bengal, India	18.8
182	Tema low-cost sensors Greater Accra, Ghana	18.8
182	Santa Anita Jalisco, Mexico	18.8
182	Nandri Rajasthan, India	18.8
187	Jounieh low-cost sensors Mount Lebanon, Lebanon	18.6
187	Blantyre low-cost sensors Southern Region, Malawi	18.6
187	Madikeri Karnataka, India	18.6
187	Quezon City low-cost sensors National Capital Region, Philippines	18.6
191	Srinagar Jammu and Kashmir, India	18.3
191	Salamanca Guanajuato, Mexico	18.3
193	Vijayapura Karnataka, India	18.1
193	Laredo Texas, United States	18.1
195	Perundurai Tamil Nadu, India	18.0
195	Gaya Bihar, India	18.0
197	Gudalur Tamil Nadu, India	17.9
197	Sukuta low-cost sensors Western, Gambia	17.9
197	Mission Texas, United States	17.9
200	Baripāda Odisha, India	17.8

Top 200 of 2,220 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