SmogRank / History / week of March 23, 2026

Most polluted cities, week of March 23, 2026

2,335 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	Belagavi Karnataka, India	227.0
2	Gurugram Haryana, India	138.4
3	Changchun low-cost sensors Jilin, China	122.4
4	Dera Māndi Delhi, India	110.1
5	Faridabad Haryana, India	107.0
6	Chiang Mai low-cost sensors Chiang Mai, Thailand	96.7
7	Narela Delhi, India	93.4
8	Dādri Uttar Pradesh, India	92.0
9	Dhaka low-cost sensors Dhaka Division, Bangladesh	91.1
10	Singrauli Madhya Pradesh, India	90.5
11	Panvel Maharashtra, India	83.3
12	Noida Uttar Pradesh, India	76.9
13	Sonīpat Haryana, India	74.3
14	Ropar Punjab, India	74.2
14	Hājīpur Bihar, India	74.2
16	Joda Odisha, India	73.2
17	Agartala Tripura, India	70.2
18	Uttaradit low-cost sensors Uttaradit, Thailand	69.5
19	Ghāziābād Uttar Pradesh, India	69.2
20	Delhi Delhi, India	67.7
21	Mahād Maharashtra, India	66.3
22	Vientiane low-cost sensors Vientiane Prefecture, Laos	65.9
23	Angul Odisha, India	65.2
23	Undera Gujarat, India	65.2
25	Gummidipundi Tamil Nadu, India	64.9
26	Najafgarh Delhi, India	62.6
27	Yamuna Nagar Haryana, India	62.2
28	Hāpur Uttar Pradesh, India	62.1
29	Muzaffarnagar Uttar Pradesh, India	61.1
30	Bāghpat Uttar Pradesh, India	60.2
31	Barbil Odisha, India	57.9
32	Faisalabad low-cost sensors Punjab, Pakistan	56.8
33	Bhiwadi Rajasthan, India	56.2
34	Greater Noida Uttar Pradesh, India	55.6
35	Sāngli Maharashtra, India	54.2
36	Burunday low-cost sensors Almaty Region, Kazakhstan	54.0
37	Mangaluru Karnataka, India	53.8
38	Gwalior Madhya Pradesh, India	53.6
39	Baddi Himachal Pradesh, India	53.5
40	Bhelai Chhattisgarh, India	53.4
41	Otegen Batyra low-cost sensors Almaty Region, Kazakhstan	53.0
42	Arāria Bihar, India	51.4
43	Sirsa Haryana, India	51.0
43	Łask Łódź Voivodeship, Poland	51.0
45	Lucknow Uttar Pradesh, India	50.9
46	Closepet Karnataka, India	50.6
47	Rourkela Odisha, India	50.3
48	Sholapur Maharashtra, India	50.2
49	Kaithal Haryana, India	49.7
50	Thānesar Haryana, India	49.3
51	Jīnd Haryana, India	48.7
52	Lahore low-cost sensors Punjab, Pakistan	48.5
53	Jammu low-cost sensors Jammu and Kashmir, India	47.9
54	Pune Maharashtra, India	47.5
55	Kampala low-cost sensors Central Region, Uganda	47.0
56	Nagpur Maharashtra, India	46.6
57	Karnāl Haryana, India	46.5
58	Kharghar Maharashtra, India	46.4
59	Kalyān Maharashtra, India	46.0
60	Multan low-cost sensors Punjab, Pakistan	45.7
61	Sialkot low-cost sensors Punjab, Pakistan	45.6
62	Jaipur Rajasthan, India	45.5
63	Chrang Chamreh Muoy low-cost sensors Phnom Penh, Cambodia	45.3
64	Meerut Uttar Pradesh, India	45.0
65	Begusarai Bihar, India	44.9
66	Dhule Maharashtra, India	44.6
66	Pimpri-Chinchwad Maharashtra, India	44.6
68	Chānda Maharashtra, India	44.0
69	Kadapa Andhra Pradesh, India	43.6
70	Nashik Maharashtra, India	43.5
70	Ambāla Haryana, India	43.5
72	Nanded Maharashtra, India	43.4
73	Bahawalpur low-cost sensors Punjab, Pakistan	43.2
74	Jalandhar Punjab, India	42.9
74	Talghar low-cost sensors Almaty Region, Kazakhstan	42.9
76	Gujranwala low-cost sensors Punjab, Pakistan	42.3
77	Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan	42.1
78	Kanpur Uttar Pradesh, India	41.9
79	Jalgaon Maharashtra, India	41.8
80	Chittorgarh Rajasthan, India	41.7
81	Saharsa Bihar, India	40.7
82	Ankleshwar Gujarat, India	40.5
83	Tonk Rajasthan, India	40.4
84	Latur Maharashtra, India	39.9
85	Akola Maharashtra, India	39.3
85	Lebedinovka low-cost sensors Chuy Region, Kyrgyzstan	39.3
87	Āsansol West Bengal, India	39.1
87	Victoria de Durango Durango, Mexico	39.1
89	Hyderabad Telangana, India	38.8
90	Rānīganj West Bengal, India	38.7
90	Patna Bihar, India	38.7
92	Keonjhargarh Odisha, India	38.3
93	Kathmandu low-cost sensors Bagmati Province, Nepal	37.6
94	Vijayawada Andhra Pradesh, India	37.5
95	Badlapur Maharashtra, India	37.1
96	Karauli Rajasthan, India	37.0
96	Anantapur Andhra Pradesh, India	37.0
98	Shivamogga Karnataka, India	36.9
99	Żywiec Silesia, Poland	36.7
99	Santa Anita - Los Ficus Lima region, Peru	36.7
101	Chandigarh Chandigarh, India	36.4
102	Chittoor Andhra Pradesh, India	36.3
102	Ajmer Rajasthan, India	36.3
104	Durgapur West Bengal, India	36.2
105	Aurangabad Maharashtra, India	36.1
106	Khlong Luang low-cost sensors Pathum Thani, Thailand	35.7
106	Panchkula Haryana, India	35.7
108	Bhiwandi Maharashtra, India	35.3
109	Yadgir Karnataka, India	35.2
109	Almaty low-cost sensors Almaty, Kazakhstan	35.2
111	Kolhāpur Maharashtra, India	34.5
112	Gaya Bihar, India	34.4
113	Surat Gujarat, India	34.3
114	Nalbāri Assam, India	34.1
114	Morādābād Uttar Pradesh, India	34.1
116	Tirupati Andhra Pradesh, India	33.9
117	Ahmedabad Gujarat, India	33.6
118	Tirumala Andhra Pradesh, India	33.3
119	Otwock Mazovia, Poland	33.1
120	Boisar Maharashtra, India	32.8
121	Bishkek low-cost sensors Bishkek, Kyrgyzstan	32.6
121	Sai Mai low-cost sensors Bangkok, Thailand	32.6
123	Agra Uttar Pradesh, India	32.4
124	Indore Madhya Pradesh, India	32.3
125	Cuttack Odisha, India	32.2
125	Ban Khlong Prawet low-cost sensors Bangkok, Thailand	32.2
127	Târgu Mureş low-cost sensors Mureș County, Romania	31.9
127	Rawalpindi low-cost sensors Punjab, Pakistan	31.9
129	Amravati Maharashtra, India	31.8
130	Mumbai Maharashtra, India	31.4
131	Kolkata West Bengal, India	31.3
132	Bikaner Rajasthan, India	31.2
133	Thāne Maharashtra, India	31.1
134	Debrecen low-cost sensors Hajdú-Bihar, Hungary	31.0
135	Kota Rajasthan, India	30.9
135	Chikmagalūr Karnataka, India	30.9
137	Douliu Taiwan, Taiwan	30.7
137	Callao Callao, Peru	30.7
139	Phuntsholing low-cost sensors Chukha, Bhutan	30.6
140	Jarosław Subcarpathia, Poland	30.4
141	Bang Pakong low-cost sensors Chachoengsao, Thailand	30.2
142	Dhaulpur Rajasthan, India	30.1
142	Bangkok low-cost sensors Bangkok, Thailand	30.1
142	Kalisz Greater Poland, Poland	30.1
142	Xonacatlán México, Mexico	30.1
146	Quthbullapur Telangana, India	30.0
147	Bārān Rajasthan, India	29.8
148	Serilingampalle Telangana, India	29.7
149	Bengaluru Karnataka, India	29.3
150	Silchar Assam, India	29.2
151	Tarnów Lesser Poland, Poland	29.1
152	Bhubaneswar Odisha, India	29.0
153	Chiayi City Taiwan, Taiwan	28.9
154	Zhushan Taiwan, Taiwan	28.7
154	San Francisco De Borja Lima region, Peru	28.7
156	Rājgīr Bihar, India	28.6
156	Raipur Chhattisgarh, India	28.6
156	Bhāgalpur Bihar, India	28.6
156	Aizawl Mizoram, India	28.6
160	Haldia West Bengal, India	28.5
161	San Salvador Tizatlalli México, Mexico	28.3
162	Dębica Subcarpathia, Poland	28.2
163	Jhunjhunūn Rajasthan, India	28.0
163	Bhopal Madhya Pradesh, India	28.0
165	Bhayandar Maharashtra, India	27.8
166	Pljevlja Pljevlja, Montenegro	27.4
166	San Francisco Tlalcilalcalpan México, Mexico	27.4
168	Rasapūdipalem Andhra Pradesh, India	27.3
169	Erlun Taiwan, Taiwan	27.2
170	Zamość Lublin, Poland	27.0
170	Rzeszów Subcarpathia, Poland	27.0
172	Chūru Rajasthan, India	26.8
172	Beigang Taiwan, Taiwan	26.8
172	Wan Chai Wan Chai, Hong Kong	26.8
175	Rēzekne Rēzekne, Latvia	26.7
175	Lima Lima Province, Peru	26.7
177	Islamabad low-cost sensors Islamabad, Pakistan	26.6
178	Suceava Suceava, Romania	26.5
178	Gandhinagar Gujarat, India	26.5
180	Sawai Madhopur Rajasthan, India	26.4
180	Yuanlin Taiwan, Taiwan	26.4
182	Gorzów Wielkopolski Lubusz, Poland	26.3
182	Sarajevo Federation of B&H, Bosnia and Herzegovina	26.3
184	Jabalpur Madhya Pradesh, India	26.2
184	Nantou Taiwan, Taiwan	26.2
186	Dej Cluj County, Romania	26.0
187	Būndi Rajasthan, India	25.8
188	Jhālāwār Rajasthan, India	25.7
189	Dausa Rajasthan, India	25.3
190	Bhilai Chhattisgarh, India	25.0
191	Nisko Subcarpathia, Poland	24.9
192	Tainan Taiwan, Taiwan	24.8
192	Erlin Taiwan, Taiwan	24.8
194	Prayagraj Uttar Pradesh, India	24.7
194	Hacienda Santa Fe Jalisco, Mexico	24.7
196	Shrīrāmpur West Bengal, India	24.6
196	Czechowice-Dziedzice Silesia, Poland	24.6
196	Pasadena low-cost sensors California, United States	24.6
199	Bānswāra Rajasthan, India	24.4
199	Jincheng Fukien, Taiwan	24.4

Top 200 of 2,335 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