SmogRank / History / week of May 5, 2025

Most polluted cities, week of May 5, 2025

2,076 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	Mangaluru Karnataka, India	123.1
2	Narela Delhi, India	76.2
3	Dushanbe Dushanbe, Tajikistan	69.0
3	Najafgarh Delhi, India	69.0
5	Nagaon Assam, India	67.1
6	Delhi Delhi, India	60.9
7	Rourkela Odisha, India	60.4
8	Cuttack Odisha, India	60.1
9	Ghāziābād Uttar Pradesh, India	59.0
10	Hājīpur Bihar, India	58.9
11	Sri Ganganagar Rajasthan, India	58.7
12	Muzaffarnagar Uttar Pradesh, India	57.0
13	Bhiwadi Rajasthan, India	55.6
14	Lucknow Uttar Pradesh, India	51.9
15	Rairangpur Odisha, India	50.4
15	Angul Odisha, India	50.4
17	Noida Uttar Pradesh, India	49.4
18	Rājgīr Bihar, India	47.8
19	Keonjhargarh Odisha, India	46.0
19	Baddi Himachal Pradesh, India	46.0
21	Gandhinagar Gujarat, India	44.3
22	Kolkata West Bengal, India	43.9
23	Singrauli Madhya Pradesh, India	43.8
24	Surat Gujarat, India	42.8
25	Dādri Uttar Pradesh, India	42.5
26	Vijayawada Andhra Pradesh, India	42.2
27	Patna Bihar, India	42.1
27	Mohali Punjab, India	42.1
29	Barbil Odisha, India	41.9
30	Hanumāngarh Rajasthan, India	41.8
31	Anantapur Andhra Pradesh, India	41.6
32	Bhiwandi Maharashtra, India	41.4
33	Ajmer Rajasthan, India	40.9
34	Rānīganj West Bengal, India	40.8
35	Dubai low-cost sensors Dubai, United Arab Emirates	40.4
36	Bhilwara Rajasthan, India	40.3
37	Bhelai Chhattisgarh, India	39.8
37	Amaravati Andhra Pradesh, India	39.8
39	Tirupati Andhra Pradesh, India	39.7
40	Vereeniging low-cost sensors Gauteng, South Africa	39.6
41	Gummidipundi Tamil Nadu, India	39.4
42	Gaya Bihar, India	38.1
43	Rasapūdipalem Andhra Pradesh, India	38.0
43	Cholula Puebla, Mexico	38.0
45	Dausa Rajasthan, India	37.8
46	Tirupparangunram Tamil Nadu, India	37.7
47	Jalandhar Punjab, India	37.6
48	Hacienda Santa Fe Jalisco, Mexico	37.4
49	Chandigarh Chandigarh, India	37.3
50	Jaipur Rajasthan, India	37.0
51	Āsansol West Bengal, India	36.9
52	Badlapur Maharashtra, India	36.5
52	Byasanagar Odisha, India	36.5
54	Jhunjhunūn Rajasthan, India	36.1
55	Gwalior Madhya Pradesh, India	36.0
56	Baripāda Odisha, India	35.9
57	Nāgaur Rajasthan, India	35.8
58	Saharsa Bihar, India	35.7
58	Kanpur Uttar Pradesh, India	35.7
60	Tonk Rajasthan, India	35.5
60	Ahmedabad Gujarat, India	35.5
62	Shillong Meghalaya, India	35.4
63	Shrīrāmpur West Bengal, India	35.3
63	Nagpur Maharashtra, India	35.3
65	Arāria Bihar, India	35.2
66	Tuxtla Chiapas, Mexico	34.9
67	Bhāgalpur Bihar, India	34.8
68	Kadapa Andhra Pradesh, India	34.5
69	Chānda Maharashtra, India	34.3
70	Sāngli Maharashtra, India	33.9
71	Bikaner Rajasthan, India	33.8
71	Greater Noida Uttar Pradesh, India	33.8
73	Tirumala Andhra Pradesh, India	33.2
74	Patiāla Punjab, India	32.9
75	Durgapur West Bengal, India	32.6
76	Bārān Rajasthan, India	32.0
77	Victoria de Durango Durango, Mexico	31.8
78	Agra Uttar Pradesh, India	31.7
79	Prayagraj Uttar Pradesh, India	31.4
80	Chūru Rajasthan, India	31.3
80	Serilingampalle Telangana, India	31.3
82	Kalyān Maharashtra, India	31.1
82	Buxar Bihar, India	31.1
84	Hyderabad Telangana, India	30.8
84	Dūngarpur Rajasthan, India	30.8
86	Chennai Tamil Nadu, India	30.6
87	Mahād Maharashtra, India	30.3
87	Jhālāwār Rajasthan, India	30.3
89	Vientiane low-cost sensors Vientiane Prefecture, Laos	30.2
90	Būndi Rajasthan, India	29.8
91	Bhubaneswar Odisha, India	29.5
92	Iloilo low-cost sensors Western Visayas, Philippines	29.4
93	Yadgir Karnataka, India	29.3
93	Aurangabad Maharashtra, India	29.3
95	Sīkar Rajasthan, India	29.0
96	Bharatpur Rajasthan, India	28.6
97	Shakaskraal low-cost sensors KwaZulu-Natal, South Africa	28.5
97	Puebla Puebla, Mexico	28.5
99	Neelankarai Tamil Nadu, India	28.4
100	Silchar Assam, India	28.3
101	Sholapur Maharashtra, India	27.9
102	Ciudad Nezahualcoyotl México, Mexico	27.6
103	Chāpra Bihar, India	27.5
104	Tongaat low-cost sensors KwaZulu-Natal, South Africa	27.1
105	Latur Maharashtra, India	27.0
106	Rājsamand Rajasthan, India	26.9
107	Panvel Maharashtra, India	26.8
107	Jaisalmer Rajasthan, India	26.8
109	Kota Rajasthan, India	26.7
110	Akola Maharashtra, India	26.5
111	Apizaco Tlaxcala, Mexico	26.1
112	Hāpur Uttar Pradesh, India	26.0
113	Chiang Mai low-cost sensors Chiang Mai, Thailand	25.8
114	Logroño La Rioja, Spain	25.7
115	Thāne Maharashtra, India	25.6
116	Kolhāpur Maharashtra, India	25.5
117	Meerut Uttar Pradesh, India	25.4
117	Jalor Rajasthan, India	25.4
119	Amravati Maharashtra, India	25.0
120	Sawai Madhopur Rajasthan, India	24.9
120	Pratāpgarh Rajasthan, India	24.9
122	Morādābād Uttar Pradesh, India	24.8
123	Chittorgarh Rajasthan, India	24.6
123	Bānswāra Rajasthan, India	24.6
125	Tehuacán Puebla, Mexico	24.4
126	Nandri Rajasthan, India	24.3
127	Jodhpur Rajasthan, India	24.2
128	San Martin Texmelucan de Labastida Puebla, Mexico	24.1
129	Guwahati Assam, India	24.0
129	Bhopal Madhya Pradesh, India	24.0
131	San Luis de la Paz Guanajuato, Mexico	23.9
131	Kharghar Maharashtra, India	23.9
133	Irapuato Guanajuato, Mexico	23.8
134	Addis Ababa Addis Ababa, Ethiopia	23.6
134	Naucalpan de Juárez México, Mexico	23.6
136	Istanbul low-cost sensors Istanbul, Turkey	23.4
136	Virār Maharashtra, India	23.4
138	Bārmer Rajasthan, India	23.3
139	Wadgaon Kolhati Maharashtra, India	23.2
140	Wan Chai Wan Chai, Hong Kong	22.8
141	Raipur Chhattisgarh, India	22.7
141	Ciudad Benito Juárez Nuevo León, Mexico	22.7
143	Bengaluru Karnataka, India	22.4
144	Nalbāri Assam, India	22.2
145	Parbhani Maharashtra, India	22.1
145	Nashik Maharashtra, India	22.1
147	Kalaburagi Karnataka, India	21.8
148	Mexico City Mexico City, Mexico	21.6
149	Gangtok Sikkim, India	21.2
149	Mérida Yucatán, Mexico	21.2
149	Vapi Gujarat, India	21.2
152	Tlaquepaque Jalisco, Mexico	21.1
153	Nanded Maharashtra, India	20.9
154	Hubballi Karnataka, India	20.6
154	Mixquiahuala de Juárez Hidalgo, Mexico	20.6
156	Shivamogga Karnataka, India	20.5
156	Guadalajara Jalisco, Mexico	20.5
158	Santiago de Querétaro Querétaro, Mexico	20.2
159	Tepeji del Río de Ocampo Hidalgo, Mexico	20.0
159	Tepic Nayarit, Mexico	20.0
161	Rishīkesh Uttarakhand, India	19.9
162	Pune Maharashtra, India	19.6
163	Pimpri-Chinchwad Maharashtra, India	19.4
164	Khlong Luang low-cost sensors Pathum Thani, Thailand	19.3
164	Aguascalientes Aguascalientes, Mexico	19.3
166	Cuddalore Tamil Nadu, India	18.9
166	Winterthur low-cost sensors Zurich, Switzerland	18.9
168	Silao de la Victoria Guanajuato, Mexico	18.6
169	Ourense Galicia, Spain	18.4
170	Gudalur Tamil Nadu, India	18.2
171	Haldia West Bengal, India	18.1
171	Cuautla Morelos, Mexico	18.1
173	Tulancingo Hidalgo, Mexico	17.9
173	San Luis Potosí San Luis Potosí, Mexico	17.9
173	Celaya Guanajuato, Mexico	17.9
176	Karauli Rajasthan, India	17.8
176	Tuen Mun Tuen Mun, Hong Kong	17.8
176	San Juan del Río Querétaro, Mexico	17.8
179	San Miguel de Allende Guanajuato, Mexico	17.6
179	Salamanca Guanajuato, Mexico	17.6
181	Dhaulpur Rajasthan, India	17.5
182	Richards Bay low-cost sensors KwaZulu-Natal, South Africa	17.3
182	Monterrey Nuevo León, Mexico	17.3
184	Saugor Madhya Pradesh, India	17.2
184	Zacatepec de Hidalgo Morelos, Mexico	17.2
186	León de los Aldama Guanajuato, Mexico	17.0
187	Sirohi Rajasthan, India	16.4
187	Mumbai Maharashtra, India	16.4
189	Abasolo Guanajuato, Mexico	16.2
190	Boisar Maharashtra, India	16.0
191	San Tung Chung Hang Islands, Hong Kong	15.9
192	Sai Mai low-cost sensors Bangkok, Thailand	15.7
193	Tula de Allende Hidalgo, Mexico	15.6
193	La Providencia Siglo XXI Hidalgo, Mexico	15.6
195	Zagreb low-cost sensors Zagreb, Croatia	15.3
196	Łask Łódź Voivodeship, Poland	15.2
197	Santa Anita Jalisco, Mexico	15.1
198	Durg Chhattisgarh, India	14.9
199	Otwock Mazovia, Poland	14.8
199	Bhayandar Maharashtra, India	14.8

Top 200 of 2,076 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