SmogRank / History / May 4, 2026

Most polluted cities on May 4, 2026

2,188 cities ranked by their average PM2.5 over the day. Each city's own local calendar day.

← May 3, 2026May 5, 2026 →
#City µg/m³× WHO
1Piedras Negras Coahuila, Mexico
986.065.7×
2Anantapur Andhra Pradesh, India
332.022.1×
3Bānswāra Rajasthan, India
90.46.0×
4Panvel Maharashtra, India
69.14.6×
5Kampala low-cost sensors Central Region, Uganda
67.94.5×
6Rahim Yar Khan low-cost sensors Punjab, Pakistan
63.14.2×
7Bahawalpur low-cost sensors Punjab, Pakistan
61.94.1×
8Gummidipundi Tamil Nadu, India
60.34.0×
9Aguascalientes Aguascalientes, Mexico
55.93.7×
10Dhaka low-cost sensors Dhaka Division, Bangladesh
55.13.7×
11Lilongwe low-cost sensors Central Region, Malawi
49.63.3×
12Gurugram Haryana, India
48.03.2×
13Uttaradit low-cost sensors Uttaradit, Thailand
46.13.1×
14Vijayawada Andhra Pradesh, India
45.83.1×
14Neelankarai Tamil Nadu, India
45.83.1×
14Undera Gujarat, India
45.83.1×
17Saharsa Bihar, India
45.63.0×
18Faisalabad low-cost sensors Punjab, Pakistan
44.73.0×
19Jharia Jharkhand, India
44.02.9×
19Santa Anita - Los Ficus Lima region, Peru
44.02.9×
21Hanumāngarh Rajasthan, India
43.02.9×
22Hājīpur Bihar, India
42.92.9×
22Bhiwāni Haryana, India
42.92.9×
24Chānda Maharashtra, India
42.12.8×
25Sialkot low-cost sensors Punjab, Pakistan
41.92.8×
26Bahadurgarh Haryana, India
41.82.8×
27Gujranwala low-cost sensors Punjab, Pakistan
41.32.8×
28Rourkela Odisha, India
40.92.7×
29Karauli Rajasthan, India
40.72.7×
30Jalgaon Maharashtra, India
39.72.6×
31Tirupati Andhra Pradesh, India
39.22.6×
32Nalbāri Assam, India
39.12.6×
32Pimpri-Chinchwad Maharashtra, India
39.12.6×
34Atlixco Puebla, Mexico
38.62.6×
35Dhule Maharashtra, India
38.52.6×
36Chiang Mai low-cost sensors Chiang Mai, Thailand
37.32.5×
37Ajmer Rajasthan, India
36.82.5×
38Dubai low-cost sensors Dubai, United Arab Emirates
36.72.4×
38Jammu low-cost sensors Jammu and Kashmir, India
36.72.4×
38San Salvador Tizatlalli México, Mexico
36.72.4×
41Latur Maharashtra, India
36.52.4×
42Mahād Maharashtra, India
36.42.4×
42Faridabad Haryana, India
36.42.4×
44Hyderabad low-cost sensors Sindh, Pakistan
36.22.4×
45Gwalior Madhya Pradesh, India
35.92.4×
46Multan low-cost sensors Punjab, Pakistan
35.72.4×
47Jaisalmer Rajasthan, India
35.02.3×
47Sri Ganganagar Rajasthan, India
35.02.3×
49Sirsa Haryana, India
34.92.3×
50Akola Maharashtra, India
34.82.3×
50Naucalpan de Juárez México, Mexico
34.82.3×
52Callao Callao, Peru
34.62.3×
53Joda Odisha, India
34.32.3×
54San Francisco De Borja Lima region, Peru
34.22.3×
55Takahashi Okayama, Japan
33.72.2×
56Jalor Rajasthan, India
33.62.2×
56Amravati Maharashtra, India
33.62.2×
58Bhiwandi Maharashtra, India
33.32.2×
59Haarlem low-cost sensors North Holland, The Netherlands
33.12.2×
60Sholapur Maharashtra, India
33.02.2×
61Jalandhar Punjab, India
32.52.2×
61Aurangabad Maharashtra, India
32.52.2×
63Karnāl Haryana, India
32.42.2×
64Boisar Maharashtra, India
32.12.1×
65Bārān Rajasthan, India
31.82.1×
66Lima Lima Province, Peru
31.72.1×
67Tongaat low-cost sensors KwaZulu-Natal, South Africa
31.62.1×
68Palembang low-cost sensors South Sumatra, Indonesia
31.32.1×
69Nagaon Assam, India
31.12.1×
69Malegaon Maharashtra, India
31.12.1×
71Parbhani Maharashtra, India
30.52.0×
72Sirohi Rajasthan, India
30.32.0×
73Nagpur Maharashtra, India
30.22.0×
74Quthbullapur Telangana, India
29.72.0×
75Lucknow Uttar Pradesh, India
29.52.0×
75Kota Rajasthan, India
29.52.0×
75Ankleshwar Gujarat, India
29.52.0×
78Wadgaon Kolhati Maharashtra, India
29.42.0×
79Shivamogga Karnataka, India
29.21.9×
80Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan
28.91.9×
81Lagos low-cost sensors Lagos, Nigeria
28.81.9×
82Ahmedabad Gujarat, India
28.51.9×
83Hubballi Karnataka, India
28.31.9×
84Jhālāwār Rajasthan, India
28.11.9×
84San Pedro Sula low-cost sensors Cortés Department, Honduras
28.11.9×
86Gainesville Florida, United States
27.91.9×
87Vientiane low-cost sensors Vientiane Prefecture, Laos
27.71.8×
88Nashik Maharashtra, India
27.61.8×
88Chittorgarh Rajasthan, India
27.61.8×
90Lahore low-cost sensors Punjab, Pakistan
27.51.8×
90Kalyān Maharashtra, India
27.51.8×
92Rājsamand Rajasthan, India
27.41.8×
92Indore Madhya Pradesh, India
27.41.8×
94Bhopal Madhya Pradesh, India
27.31.8×
94Mexico City Mexico City, Mexico
27.31.8×
94Hacienda Santa Fe Jalisco, Mexico
27.31.8×
97Bhilwara Rajasthan, India
27.11.8×
97Mixquiahuala de Juárez Hidalgo, Mexico
27.11.8×
99Chennai Tamil Nadu, India
27.01.8×
99Chrang Chamreh Muoy low-cost sensors Phnom Penh, Cambodia
27.01.8×
101Karachi low-cost sensors Sindh, Pakistan
26.91.8×
102Nanded Maharashtra, India
26.71.8×
103Rawalpindi low-cost sensors Punjab, Pakistan
26.31.8×
103Buxar Bihar, India
26.31.8×
103Amaravati Andhra Pradesh, India
26.31.8×
106Shakaskraal low-cost sensors KwaZulu-Natal, South Africa
26.11.7×
107Arāria Bihar, India
25.61.7×
108Blantyre low-cost sensors Southern Region, Malawi
25.31.7×
108Macon Georgia, United States
25.31.7×
110Ibadan low-cost sensors Oyo State, Nigeria
25.21.7×
111Khlong Luang low-cost sensors Pathum Thani, Thailand
24.91.7×
111Sukuta low-cost sensors Western, Gambia
24.91.7×
111Cuernavaca Morelos, Mexico
24.91.7×
111Kharghar Maharashtra, India
24.91.7×
115Saint-Louis low-cost sensors Saint-Louis, Senegal
24.71.6×
116Puebla Puebla, Mexico
24.61.6×
116La Providencia Siglo XXI Hidalgo, Mexico
24.61.6×
118Dūngarpur Rajasthan, India
24.31.6×
118Vapi Gujarat, India
24.31.6×
120Bhiwadi Rajasthan, India
23.91.6×
121Patna Bihar, India
23.81.6×
121Madikeri Karnataka, India
23.81.6×
121Gaya Bihar, India
23.81.6×
124Surat Gujarat, India
23.61.6×
124Rānīganj West Bengal, India
23.61.6×
126Pachuca de Soto Hidalgo, Mexico
23.51.6×
127Nāgaur Rajasthan, India
23.31.6×
127Baripāda Odisha, India
23.31.6×
129Closepet Karnataka, India
23.21.5×
129Jaipur Rajasthan, India
23.21.5×
131Narela Delhi, India
22.91.5×
131Agra Uttar Pradesh, India
22.91.5×
131Barbil Odisha, India
22.91.5×
134Silchar Assam, India
22.81.5×
135Pratāpgarh Rajasthan, India
22.71.5×
135Kalaburagi Karnataka, India
22.71.5×
135Būndi Rajasthan, India
22.71.5×
135Āsansol West Bengal, India
22.71.5×
139Islamabad low-cost sensors Islamabad, Pakistan
22.51.5×
139Hyderabad Telangana, India
22.51.5×
141San Luis Potosí San Luis Potosí, Mexico
22.31.5×
142Badhoevedorp North Holland, The Netherlands
22.11.5×
143Jodhpur Rajasthan, India
21.91.5×
143Zacatepec de Hidalgo Morelos, Mexico
21.91.5×
145Zaanstad North Holland, The Netherlands
21.81.5×
146Ambāla Haryana, India
21.71.4×
147Gudalur Tamil Nadu, India
21.61.4×
148Thāne Maharashtra, India
21.51.4×
148Tepic Nayarit, Mexico
21.51.4×
150Badlapur Maharashtra, India
21.31.4×
151Mumbai Maharashtra, India
21.21.4×
152Bengaluru Karnataka, India
21.01.4×
152Panchkula Haryana, India
21.01.4×
154Rairangpur Odisha, India
20.81.4×
155Chūru Rajasthan, India
20.71.4×
156Jabalpur Madhya Pradesh, India
20.61.4×
156Santiago de Querétaro Querétaro, Mexico
20.61.4×
158Tonk Rajasthan, India
20.41.4×
158Amsterdam North Holland, The Netherlands
20.41.4×
160Prayagraj Uttar Pradesh, India
20.31.4×
160Douliu Taiwan, Taiwan
20.31.4×
160Irapuato Guanajuato, Mexico
20.31.4×
163Calexico California, United States
20.21.3×
164Târgu Mureş low-cost sensors Mureș County, Romania
20.11.3×
164Dādri Uttar Pradesh, India
20.11.3×
164Chiayi City Taiwan, Taiwan
20.11.3×
164Sai Mai low-cost sensors Bangkok, Thailand
20.11.3×
168Kanpur Uttar Pradesh, India
19.91.3×
168Ban Khlong Prawet low-cost sensors Bangkok, Thailand
19.91.3×
168Cuautla Morelos, Mexico
19.91.3×
171Velserbroek North Holland, The Netherlands
19.81.3×
172Perundurai Tamil Nadu, India
19.61.3×
173Durgapur West Bengal, India
19.51.3×
173Kathmandu low-cost sensors Bagmati Province, Nepal
19.51.3×
175Tula de Allende Hidalgo, Mexico
19.41.3×
176Thānesar Haryana, India
19.31.3×
176Saugor Madhya Pradesh, India
19.31.3×
176Tainan Taiwan, Taiwan
19.31.3×
179Bang Pakong low-cost sensors Chachoengsao, Thailand
19.01.3×
179Beigang Taiwan, Taiwan
19.01.3×
181Zhushan Taiwan, Taiwan
18.81.3×
181Tulancingo Hidalgo, Mexico
18.81.3×
183Maassluis South Holland, The Netherlands
18.61.2×
183Morelia Michoacán, Mexico
18.61.2×
185Burunday low-cost sensors Almaty Region, Kazakhstan
18.41.2×
185Boulogne-sur-Mer Hauts-de-France, France
18.41.2×
187Erlun Taiwan, Taiwan
18.31.2×
187Birmingham low-cost sensors England, United Kingdom
18.31.2×
189Karonga low-cost sensors Northern Region, Malawi
18.21.2×
189Jhunjhunūn Rajasthan, India
18.21.2×
189Vijayapura Karnataka, India
18.21.2×
189Yongkang Taiwan, Taiwan
18.21.2×
189Dunkirk Hauts-de-France, France
18.21.2×
194Abasolo Guanajuato, Mexico
18.11.2×
195Dausa Rajasthan, India
17.91.2×
196Richards Bay low-cost sensors KwaZulu-Natal, South Africa
17.81.2×
196Singapore low-cost sensors Singapore
17.81.2×
196Rotterdam South Holland, The Netherlands
17.81.2×
196San Luis de la Paz Guanajuato, Mexico
17.81.2×
200Bārmer Rajasthan, India
17.71.2×

Top 200 of 2,188 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