SmogRank / History / week of May 26, 2025

Most polluted cities, week of May 26, 2025

2,330 cities ranked by their average PM2.5 over the 7 days. A city needs measurements on 70% of the days to be ranked.

← week of May 19, 2025week of June 2, 2025 →
#City µg/m³
1Greater Noida Uttar Pradesh, India
98.3
2Santa Anita - Los Ficus Lima region, Peru
78.3
3Fort McMurray Alberta, Canada
75.2
4Narela Delhi, India
71.6
5Jaipur Rajasthan, India
70.2
6Hanumāngarh Rajasthan, India
64.8
6Bhiwadi Rajasthan, India
64.8
8Nāgaur Rajasthan, India
62.7
9Rānipet Tamil Nadu, India
60.3
10Aya Nagar Delhi, India
57.8
11Delhi Delhi, India
57.7
12Chandigarh Chandigarh, India
55.2
13Vereeniging low-cost sensors Gauteng, South Africa
54.7
14Jhunjhunūn Rajasthan, India
54.4
15Ghāziābād Uttar Pradesh, India
54.3
16Ahmedabad Gujarat, India
53.5
17Najafgarh Delhi, India
52.1
18Lucknow Uttar Pradesh, India
51.4
19Gwalior Madhya Pradesh, India
50.5
20Prince Albert Saskatchewan, Canada
50.1
21Noida Uttar Pradesh, India
49.5
22Lahore low-cost sensors Punjab, Pakistan
48.8
23Chūru Rajasthan, India
47.6
24Sīkar Rajasthan, India
47.3
25Rourkela Odisha, India
46.5
25Dausa Rajasthan, India
46.5
27Chittorgarh Rajasthan, India
46.3
28Dubai low-cost sensors Dubai, United Arab Emirates
45.9
29Jaisalmer Rajasthan, India
45.7
30Bānswāra Rajasthan, India
45.5
31Ajmer Rajasthan, India
45.4
32Rasapūdipalem Andhra Pradesh, India
45.3
33Kigali Kigali, Rwanda
44.6
34Regina Saskatchewan, Canada
44.5
35Bhilwara Rajasthan, India
44.3
36Virār Maharashtra, India
44.2
37Hyderabad Telangana, India
44.1
38Patiāla Punjab, India
43.6
38Bārān Rajasthan, India
43.6
40Kanchipuram Tamil Nadu, India
42.9
41Gandhinagar Gujarat, India
42.5
42Anantapur Andhra Pradesh, India
41.4
43Dādri Uttar Pradesh, India
41.0
44Karauli Rajasthan, India
40.2
45Mohali Punjab, India
40.0
46Chāpra Bihar, India
39.6
46Bikaner Rajasthan, India
39.6
48Kadapa Andhra Pradesh, India
39.3
49Bismarck North Dakota, United States
39.2
50Dūngarpur Rajasthan, India
39.0
51Jakarta Jakarta, Indonesia
38.7
52Dhule Maharashtra, India
38.5
53Sri Ganganagar Rajasthan, India
37.7
54Dushanbe Dushanbe, Tajikistan
37.3
55Bārmer Rajasthan, India
37.1
56Rājsamand Rajasthan, India
36.8
56Nagaon Assam, India
36.8
58Meerut Uttar Pradesh, India
36.7
59San Francisco De Borja Lima region, Peru
36.6
60Saskatoon Saskatchewan, Canada
36.4
61Manama Manama, Bahrain
36.1
61Bhiwandi Maharashtra, India
36.1
63Agra Uttar Pradesh, India
35.4
64Vijayawada Andhra Pradesh, India
35.0
64Jalandhar Punjab, India
35.0
66Byasanagar Odisha, India
34.8
67Kanpur Uttar Pradesh, India
34.7
67Victoria de Durango Durango, Mexico
34.7
69Būndi Rajasthan, India
34.6
69Angul Odisha, India
34.6
71Nagpur Maharashtra, India
34.5
72Sāngli Maharashtra, India
34.2
73Akola Maharashtra, India
33.9
74Nashik Maharashtra, India
33.7
74Kota Rajasthan, India
33.7
76Jalor Rajasthan, India
33.5
77Bharatpur Rajasthan, India
33.4
78Joda Odisha, India
32.6
79Thāne Maharashtra, India
32.5
79Jabalpur Madhya Pradesh, India
32.5
81Gummidipundi Tamil Nadu, India
30.4
82Patna Bihar, India
30.1
83Aurangabad Maharashtra, India
29.7
84Amravati Maharashtra, India
29.4
85Saugor Madhya Pradesh, India
29.3
86Kalyān Maharashtra, India
29.1
87Sirohi Rajasthan, India
28.3
88Dhaulpur Rajasthan, India
28.1
89Mahād Maharashtra, India
27.8
90Hacienda Santa Fe Jalisco, Mexico
27.4
91Cholula Puebla, Mexico
27.2
92Indore Madhya Pradesh, India
27.1
92Shenyang Liaoning, China
27.1
94Pratāpgarh Rajasthan, India
26.8
94Barbil Odisha, India
26.8
96Kolkata West Bengal, India
26.7
96Bāghpat Uttar Pradesh, India
26.7
98Prayagraj Uttar Pradesh, India
26.6
99Hāpur Uttar Pradesh, India
26.5
100Shakaskraal low-cost sensors KwaZulu-Natal, South Africa
26.3
101West Fargo North Dakota, United States
26.2
101St. Albert Alberta, Canada
26.2
103Jodhpur Rajasthan, India
26.1
104Chānda Maharashtra, India
25.8
105Wadgaon Kolhati Maharashtra, India
25.7
106Gaya Bihar, India
25.6
107Guangzhou Guangdong, China
25.5
107Watertown South Dakota, United States
25.5
109Latur Maharashtra, India
25.4
110Tongaat low-cost sensors KwaZulu-Natal, South Africa
25.2
111Pune Maharashtra, India
25.1
112Vellore Tamil Nadu, India
25.0
112Bengaluru Karnataka, India
25.0
114Cuttack Odisha, India
24.8
115Kraljevo Central Serbia, Serbia
24.2
116Morādābād Uttar Pradesh, India
24.1
117Istanbul low-cost sensors Istanbul, Turkey
23.7
118Callao Callao, Peru
23.6
119Panvel Maharashtra, India
23.3
119Chennai Tamil Nadu, India
23.3
121Wan Chai Wan Chai, Hong Kong
23.2
122Jhālāwār Rajasthan, India
22.5
123Shrīrāmpur West Bengal, India
22.4
124Amaravati Andhra Pradesh, India
22.3
125Vijayapura Karnataka, India
22.2
125Naucalpan de Juárez México, Mexico
22.2
127Mumbai Maharashtra, India
22.1
128Ankleshwar Gujarat, India
21.9
129Ciudad Benito Juárez Nuevo León, Mexico
21.8
130Mérida Yucatán, Mexico
21.6
131Nairobi Nairobi County, Kenya
21.5
131Bhubaneswar Odisha, India
21.5
133Aguascalientes Aguascalientes, Mexico
21.3
134Ashgabat Ashgabat, Turkmenistan
21.2
134Monterrey Nuevo León, Mexico
21.2
136Brookings South Dakota, United States
20.9
137Saltillo Coahuila, Mexico
20.8
138Richards Bay low-cost sensors KwaZulu-Natal, South Africa
20.6
139Jincheng Fukien, Taiwan
20.5
140Bhayandar Maharashtra, India
20.0
141Tirumala Andhra Pradesh, India
19.9
141Rangiora Canterbury, New Zealand
19.9
143Tlaquepaque Jalisco, Mexico
19.8
144Boisar Maharashtra, India
19.6
145Ourense Galicia, Spain
19.5
146Keonjhargarh Odisha, India
19.4
147Sunland Park New Mexico, United States
19.3
147Pimpri-Chinchwad Maharashtra, India
19.3
149Shivamogga Karnataka, India
19.2
150Tepeji del Río de Ocampo Hidalgo, Mexico
18.9
151Les Abymes Guadeloupe, Guadeloupe
18.7
152Rānīganj West Bengal, India
18.4
152Le Lamentin Martinique, Martinique
18.4
154Santa Catarina Nuevo León, Mexico
18.3
155Serilingampalle Telangana, India
18.2
155Neelankarai Tamil Nadu, India
18.2
157Kolhāpur Maharashtra, India
17.9
157Fort-de-France Martinique, Martinique
17.9
159Tepic Nayarit, Mexico
17.8
160León de los Aldama Guanajuato, Mexico
17.7
161Cadereyta Jiménez Nuevo León, Mexico
17.6
162Surat Gujarat, India
17.4
162Salamanca Guanajuato, Mexico
17.4
162Guadalajara Jalisco, Mexico
17.4
165Hubballi Karnataka, India
17.3
166Perundurai Tamil Nadu, India
17.2
167Durg Chhattisgarh, India
17.1
167Iloilo low-cost sensors Western Visayas, Philippines
17.1
167Mexico City Mexico City, Mexico
17.1
167Ciudad General Escobedo Nuevo León, Mexico
17.1
171Silchar Assam, India
17.0
171Baripāda Odisha, India
17.0
171Mong Kok Yau Tsim Mong District, Hong Kong
17.0
174Raipur Chhattisgarh, India
16.9
175Móstoles Madrid, Spain
16.7
176Ciudad Juárez Chihuahua, Mexico
16.5
177Tuen Mun Tuen Mun, Hong Kong
16.4
177Bailén Andalusia, Spain
16.4
179Gangtok Sikkim, India
16.2
179Belmopan Cayo District, Belize
16.2
181Sham Shui Po Sham Shui Po District, Hong Kong
16.1
181El Paso Texas, United States
16.1
183Fuenlabrada Madrid, Spain
16.0
184Ashburton Canterbury, New Zealand
15.9
185Ōmuta Fukuoka, Japan
15.7
185Fontana California, United States
15.7
187Yuanlin Taiwan, Taiwan
15.6
187Marigot Saint Martin
15.6
187Edinburg Texas, United States
15.6
190Christchurch Canterbury, New Zealand
15.3
190Ciudad Nezahualcoyotl México, Mexico
15.3
192Erlun Taiwan, Taiwan
15.2
193Uekimachi-mōno Kumamoto, Japan
15.1
194Fengshan Takao, Taiwan
15.0
194Santa Anita Jalisco, Mexico
15.0
196Sau Mau Ping Kwun Tong District, Hong Kong
14.9
197Kwai Chung Kwai Tsing District, Hong Kong
14.8
197Tamana Kumamoto, Japan
14.8
199Douliu Taiwan, Taiwan
14.7
199Nakatsu Oita, Japan
14.7

Top 200 of 2,330 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