SmogRank / History / September 1, 2025

Most polluted cities on September 1, 2025

2,222 cities ranked by their average PM2.5 over the day. Each city's own local calendar day.

← August 31, 2025September 2, 2025 →
#City µg/m³× WHO
1Rourkela Odisha, India
439.029.3×
2Calexico California, United States
255.817.1×
3Grande Prairie Alberta, Canada
166.011.1×
4Cuddalore Tamil Nadu, India
143.09.5×
5Edmonton Alberta, Canada
140.09.3×
5Fort St. John British Columbia, Canada
140.09.3×
7Sherwood Park Alberta, Canada
126.08.4×
7St. Albert Alberta, Canada
126.08.4×
9Gummidipundi Tamil Nadu, India
104.06.9×
10Vereeniging low-cost sensors Gauteng, South Africa
73.24.9×
11Singrauli Madhya Pradesh, India
69.94.7×
12Nalbāri Assam, India
69.64.6×
13Fort McMurray Alberta, Canada
59.34.0×
14Saskatoon Saskatchewan, Canada
55.33.7×
15Kadapa Andhra Pradesh, India
54.03.6×
16Istanbul low-cost sensors Istanbul, Turkey
53.53.6×
17Red Deer Alberta, Canada
52.93.5×
18Bhāgalpur Bihar, India
52.83.5×
19Harare low-cost sensors Harare, Zimbabwe
50.83.4×
20Faisalabad low-cost sensors Punjab, Pakistan
48.33.2×
21Angul Odisha, India
47.23.1×
22Multan low-cost sensors Punjab, Pakistan
45.03.0×
23Vijayawada Andhra Pradesh, India
44.43.0×
24Dubai low-cost sensors Dubai, United Arab Emirates
44.12.9×
25Serilingampalle Telangana, India
42.32.8×
26Lucknow Uttar Pradesh, India
42.12.8×
27Rasapūdipalem Andhra Pradesh, India
41.52.8×
28Hājīpur Bihar, India
40.82.7×
29Chittoor Andhra Pradesh, India
40.62.7×
30Prince Albert Saskatchewan, Canada
38.82.6×
31Ashaiman low-cost sensors Greater Accra, Ghana
38.42.6×
32Quetta low-cost sensors Balochistan, Pakistan
38.32.6×
33Buxar Bihar, India
37.92.5×
34Hyderabad Telangana, India
37.82.5×
35Pratāpgarh Rajasthan, India
37.62.5×
36Swift Current Saskatchewan, Canada
37.52.5×
37Bahawalpur low-cost sensors Punjab, Pakistan
37.02.5×
38Kolkata West Bengal, India
36.22.4×
39Quthbullapur Telangana, India
34.52.3×
40Lagos low-cost sensors Lagos, Nigeria
33.42.2×
41Nagaon Assam, India
32.12.1×
42Addis Ababa Addis Ababa, Ethiopia
31.52.1×
43Surat Gujarat, India
30.62.0×
44Wadgaon Kolhati Maharashtra, India
30.42.0×
45Tema low-cost sensors Greater Accra, Ghana
29.62.0×
45Yamanashi Yamanashi, Japan
29.62.0×
47Chennai Tamil Nadu, India
27.61.8×
48Badlapur Maharashtra, India
27.51.8×
49Mangaluru Karnataka, India
27.11.8×
49Prince George British Columbia, Canada
27.11.8×
51Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan
26.91.8×
51Chāpra Bihar, India
26.91.8×
53Baripāda Odisha, India
26.61.8×
54Ajmer Rajasthan, India
26.41.8×
55Sri Ganganagar Rajasthan, India
26.21.7×
56Begusarai Bihar, India
25.51.7×
57Karachi low-cost sensors Sindh, Pakistan
25.41.7×
58Naharlagun Arunachal Pradesh, India
25.21.7×
59Bānswāra Rajasthan, India
25.01.7×
60Shrīrāmpur West Bengal, India
24.91.7×
61Regina Saskatchewan, Canada
24.51.6×
62Kalyān Maharashtra, India
24.41.6×
63Debrecen low-cost sensors Hajdú-Bihar, Hungary
24.11.6×
64Haldia West Bengal, India
23.91.6×
65Ōtsuki Yamanashi, Japan
23.41.6×
66Hyderabad low-cost sensors Sindh, Pakistan
23.31.6×
67Rājsamand Rajasthan, India
23.11.5×
68Cholula Puebla, Mexico
22.91.5×
69Accra low-cost sensors Greater Accra, Ghana
22.61.5×
69Bend Oregon, United States
22.61.5×
71Medina Estates low-cost sensors Greater Accra, Ghana
22.41.5×
72Vijayapura Karnataka, India
22.21.5×
73Nandri Rajasthan, India
22.01.5×
74Rānīganj West Bengal, India
21.91.5×
75Jaisalmer Rajasthan, India
21.71.4×
76Dębica Subcarpathia, Poland
21.51.4×
76Bhiwadi Rajasthan, India
21.51.4×
78Kofu Yamanashi, Japan
21.41.4×
79Daxi Taiwan, Taiwan
21.31.4×
79Changchun low-cost sensors Jilin, China
21.31.4×
81Nanded Maharashtra, India
21.21.4×
82Jarosław Subcarpathia, Poland
21.01.4×
83Lethbridge Alberta, Canada
20.71.4×
84Sirohi Rajasthan, India
20.61.4×
85Āsansol West Bengal, India
20.51.4×
86Bārmer Rajasthan, India
20.41.4×
87Jalgaon Maharashtra, India
20.31.4×
87Shulin Taipei, Taiwan
20.31.4×
89Latur Maharashtra, India
20.21.3×
89Kalaburagi Karnataka, India
20.21.3×
89Bhiwandi Maharashtra, India
20.21.3×
89Calgary Alberta, Canada
20.21.3×
93Cuttack Odisha, India
20.11.3×
94Gandhinagar Gujarat, India
19.81.3×
95Gujranwala low-cost sensors Punjab, Pakistan
19.71.3×
95Silchar Assam, India
19.71.3×
97Tonk Rajasthan, India
19.51.3×
97Nagpur Maharashtra, India
19.51.3×
97Rairangpur Odisha, India
19.51.3×
97Prayagraj Uttar Pradesh, India
19.51.3×
101Jalor Rajasthan, India
19.31.3×
102Tomioka Gunma, Japan
18.81.3×
103Zamość Lublin, Poland
18.71.2×
103Radom Mazovia, Poland
18.71.2×
103Jalandhar Punjab, India
18.71.2×
103Jincheng Fukien, Taiwan
18.71.2×
107Kota Rajasthan, India
18.31.2×
107Coimbatore Tamil Nadu, India
18.31.2×
107Yuanlin Taiwan, Taiwan
18.31.2×
107Taoyuan Taiwan, Taiwan
18.31.2×
111Erlun Taiwan, Taiwan
18.21.2×
112Gwalior Madhya Pradesh, India
18.11.2×
113León de los Aldama Guanajuato, Mexico
18.01.2×
113Yakima Washington, United States
18.01.2×
115Kraków Lesser Poland, Poland
17.91.2×
116Gaya Bihar, India
17.81.2×
116Nagai Yamagata, Japan
17.81.2×
116Redmond Oregon, United States
17.81.2×
116Sunnyside Washington, United States
17.81.2×
120Mielec Subcarpathia, Poland
17.71.2×
120Dūngarpur Rajasthan, India
17.71.2×
122Tarnów Lesser Poland, Poland
17.61.2×
122Kielce Świętokrzyskie, Poland
17.61.2×
124Arrah Bihar, India
17.41.2×
124Ishinomaki Miyagi, Japan
17.41.2×
126Bhubaneswar Odisha, India
17.31.2×
126Jastrzębie Zdrój Silesia, Poland
17.31.2×
126Barbil Odisha, India
17.31.2×
129Nisko Subcarpathia, Poland
17.21.1×
129Tatebayashi Gunma, Japan
17.21.1×
129Shirakawa Fukushima, Japan
17.21.1×
132Menuma Saitama, Japan
17.11.1×
132Great Falls Montana, United States
17.11.1×
134Tirupparangunram Tamil Nadu, India
17.01.1×
134Boisar Maharashtra, India
17.01.1×
134Gyōda Saitama, Japan
17.01.1×
134Kōriyama Fukushima, Japan
17.01.1×
134Neelankarai Tamil Nadu, India
17.01.1×
139Kanpur Uttar Pradesh, India
16.91.1×
139Quezon City low-cost sensors National Capital Region, Philippines
16.91.1×
141Bardejov Prešov Region, Slovakia
16.81.1×
141Jhālāwār Rajasthan, India
16.81.1×
141Wenatchee Washington, United States
16.81.1×
144Starachowice Świętokrzyskie, Poland
16.71.1×
144Morādābād Uttar Pradesh, India
16.71.1×
144Yaita Tochigi, Japan
16.71.1×
144Sano Tochigi, Japan
16.71.1×
148Kiryū Gunma, Japan
16.61.1×
149Erlin Taiwan, Taiwan
16.51.1×
149Chikuma Nagano, Japan
16.51.1×
151Neili Taiwan, Taiwan
16.41.1×
151Nakatsu Oita, Japan
16.41.1×
151Fukushima Fukushima, Japan
16.41.1×
154Aurangabad Maharashtra, India
16.31.1×
154Saku Nagano, Japan
16.31.1×
156Yerevan low-cost sensors Yerevan, Armenia
16.21.1×
156Siwān Bihar, India
16.21.1×
156Hikone Shiga, Japan
16.21.1×
159Otwock Mazovia, Poland
16.11.1×
159Mumbai Maharashtra, India
16.11.1×
159Oyama Tochigi, Japan
16.11.1×
159Nagahama Shiga, Japan
16.11.1×
159Honjō Saitama, Japan
16.11.1×
159Agüimes Canary Islands, Spain
16.11.1×
165Tsuruoka Yamagata, Japan
16.01.1×
165Shibata Niigata, Japan
16.01.1×
165Sakai-nakajima Gunma, Japan
16.01.1×
165Kōnosu Saitama, Japan
16.01.1×
169Tongaat low-cost sensors KwaZulu-Natal, South Africa
15.91.1×
169Perundurai Tamil Nadu, India
15.91.1×
169Yorii Saitama, Japan
15.91.1×
172Taichung Taiwan, Taiwan
15.81.1×
172Shibukawa Gunma, Japan
15.81.1×
172Numata Gunma, Japan
15.81.1×
172Kaminokawa Tochigi, Japan
15.81.1×
172Kasama Ibaraki, Japan
15.81.1×
172Tsuchiura Ibaraki, Japan
15.81.1×
178Bengaluru Karnataka, India
15.71.0×
178Kodamachō-kodamaminami Saitama, Japan
15.71.0×
178Łódź Łódź Voivodeship, Poland
15.71.0×
181Imaichi Tochigi, Japan
15.61.0×
181Mito Ibaraki, Japan
15.61.0×
181Kharghar Maharashtra, India
15.61.0×
184Iaşi Iași County, Romania
15.51.0×
184Tumkūr Karnataka, India
15.51.0×
184Nakanojō Gunma, Japan
15.51.0×
184Kanuma Tochigi, Japan
15.51.0×
184Kalisz Greater Poland, Poland
15.51.0×
184Nasukarasuyama Tochigi, Japan
15.51.0×
190Jodhpur Rajasthan, India
15.41.0×
190Ageo Saitama, Japan
15.41.0×
190Chikusei Ibaraki, Japan
15.41.0×
190Akishima Tokyo, Japan
15.41.0×
194Douliu Taiwan, Taiwan
15.31.0×
194Nagano Nagano, Japan
15.31.0×
194Minami-Alps Yamanashi, Japan
15.31.0×
197Xizhou Taiwan, Taiwan
15.21.0×
197Ogawamachi Saitama, Japan
15.21.0×
197New Taipei City Taipei, Taiwan
15.21.0×
200Trebišov Košice Region, Slovakia
15.11.0×

Top 200 of 2,222 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