SmogRank / History / April 18, 2026

Most polluted cities on April 18, 2026

2,312 cities ranked by their average PM2.5 over the day. Each city's own local calendar day.

← April 17, 2026April 19, 2026 →
#City µg/m³× WHO
1Gurugram Haryana, India
165.011.0×
2Narela Delhi, India
103.06.9×
3Chiang Mai low-cost sensors Chiang Mai, Thailand
101.06.7×
4Singrauli Madhya Pradesh, India
94.16.3×
5Dera Māndi Delhi, India
91.16.1×
6Faridabad Haryana, India
90.06.0×
7Lucknow Uttar Pradesh, India
88.85.9×
8Undera Gujarat, India
88.35.9×
9Uttaradit low-cost sensors Uttaradit, Thailand
87.05.8×
10Dādri Uttar Pradesh, India
85.75.7×
11Kathmandu low-cost sensors Bagmati Province, Nepal
84.25.6×
12Vientiane low-cost sensors Vientiane Prefecture, Laos
82.75.5×
13Bhāgalpur Bihar, India
81.15.4×
14Jīnd Haryana, India
79.65.3×
15Bahadurgarh Haryana, India
75.55.0×
16Noida Uttar Pradesh, India
74.14.9×
17Ghāziābād Uttar Pradesh, India
70.94.7×
18Thānesar Haryana, India
69.64.6×
19Joda Odisha, India
69.04.6×
20Delhi Delhi, India
68.84.6×
21Muzaffarnagar Uttar Pradesh, India
68.54.6×
22Karnāl Haryana, India
68.34.6×
23Kaithal Haryana, India
67.04.5×
24Najafgarh Delhi, India
64.14.3×
24Dhāruhera Haryana, India
64.14.3×
26Jaipur Rajasthan, India
64.04.3×
27Ambāla Haryana, India
62.94.2×
28Gaya Bihar, India
61.34.1×
29Gwalior Madhya Pradesh, India
59.94.0×
30Bānswāra Rajasthan, India
59.23.9×
31Kharghar Maharashtra, India
58.23.9×
32Sonīpat Haryana, India
57.53.8×
33Sirsa Haryana, India
57.43.8×
34Vapi Gujarat, India
56.83.8×
35Dhaka low-cost sensors Dhaka Division, Bangladesh
54.53.6×
36Changchun low-cost sensors Jilin, China
54.43.6×
37Sholapur Maharashtra, India
54.03.6×
37Karauli Rajasthan, India
54.03.6×
39Bāghpat Uttar Pradesh, India
53.73.6×
40Aizawl Mizoram, India
52.33.5×
41Gummidipundi Tamil Nadu, India
51.23.4×
42Rourkela Odisha, India
49.53.3×
43Bhiwadi Rajasthan, India
49.23.3×
44Kalyān Maharashtra, India
49.13.3×
45Tonk Rajasthan, India
48.13.2×
45Iloilo low-cost sensors Western Visayas, Philippines
48.13.2×
47Tin Shui Wai Yuen Long, Hong Kong
47.93.2×
48Wan Chai Wan Chai, Hong Kong
47.73.2×
48Barbil Odisha, India
47.73.2×
50Patna Bihar, India
47.03.1×
51Hāpur Uttar Pradesh, India
46.73.1×
51Baddi Himachal Pradesh, India
46.73.1×
53Bārān Rajasthan, India
46.33.1×
54Tuen Mun Tuen Mun, Hong Kong
46.13.1×
55Chānda Maharashtra, India
45.43.0×
55Agartala Tripura, India
45.43.0×
57Nashik Maharashtra, India
45.33.0×
58Rājgīr Bihar, India
45.23.0×
59Greater Noida Uttar Pradesh, India
44.93.0×
60Ankleshwar Gujarat, India
44.83.0×
61Bhiwandi Maharashtra, India
44.63.0×
62Fanling North District, Hong Kong
44.53.0×
63Kadapa Andhra Pradesh, India
44.33.0×
64Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan
43.92.9×
64Yadgir Karnataka, India
43.92.9×
66Arrah Bihar, India
43.72.9×
67Patiāla Punjab, India
43.32.9×
68Victoria Central and Western, Hong Kong
43.12.9×
69Ahmedabad Gujarat, India
42.92.9×
70Mong Kok Yau Tsim Mong District, Hong Kong
42.52.8×
71Sukuta low-cost sensors Western, Gambia
42.42.8×
72Kwai Chung Kwai Tsing District, Hong Kong
42.32.8×
73Quezon City low-cost sensors National Capital Region, Philippines
42.22.8×
73Sham Shui Po Sham Shui Po District, Hong Kong
42.22.8×
75Phuntsholing low-cost sensors Chukha, Bhutan
42.12.8×
75Nagpur Maharashtra, India
42.12.8×
77San Tung Chung Hang Islands, Hong Kong
42.02.8×
77Chrang Chamreh Muoy low-cost sensors Phnom Penh, Cambodia
42.02.8×
79Kanpur Uttar Pradesh, India
41.92.8×
79Bhopal Madhya Pradesh, India
41.92.8×
79Aya Nagar Delhi, India
41.92.8×
82Anantapur Andhra Pradesh, India
41.42.8×
83Sau Mau Ping Kwun Tong District, Hong Kong
40.92.7×
84Buxar Bihar, India
40.82.7×
85Jhālāwār Rajasthan, India
40.72.7×
86Latur Maharashtra, India
40.52.7×
86Khlong Luang low-cost sensors Pathum Thani, Thailand
40.52.7×
88Tirumala Andhra Pradesh, India
39.92.7×
88Saugor Madhya Pradesh, India
39.92.7×
88Jharia Jharkhand, India
39.92.7×
88Panchkula Haryana, India
39.92.7×
92Shivamogga Karnataka, India
39.62.6×
92Meerut Uttar Pradesh, India
39.62.6×
92Ajmer Rajasthan, India
39.62.6×
95Rahim Yar Khan low-cost sensors Punjab, Pakistan
39.22.6×
96Raipur Chhattisgarh, India
39.02.6×
97Closepet Karnataka, India
38.72.6×
97Tsuen Wan Tsuen Wan, Hong Kong
38.72.6×
99Parbhani Maharashtra, India
38.42.6×
99Jabalpur Madhya Pradesh, India
38.42.6×
101Pune Maharashtra, India
38.02.5×
101Amravati Maharashtra, India
38.02.5×
101Akola Maharashtra, India
38.02.5×
104Jalandhar Punjab, India
37.82.5×
105Sai Mai low-cost sensors Bangkok, Thailand
37.52.5×
106Gandhinagar Gujarat, India
37.32.5×
106Mohali Punjab, India
37.32.5×
108Hanumāngarh Rajasthan, India
37.22.5×
109Chūru Rajasthan, India
37.12.5×
110Dausa Rajasthan, India
36.72.4×
111Beirut low-cost sensors Beirut, Lebanon
36.42.4×
112Tai Po Tai Po, Hong Kong
36.32.4×
113Tuxtla Chiapas, Mexico
36.12.4×
114Kota Rajasthan, India
35.92.4×
115Bhilai Chhattisgarh, India
35.72.4×
116San Luis Potosí San Luis Potosí, Mexico
35.42.4×
117Bengaluru Karnataka, India
35.02.3×
118Douliu Taiwan, Taiwan
34.92.3×
119Tirupati Andhra Pradesh, India
34.72.3×
120Boisar Maharashtra, India
34.22.3×
120Aurangabad Maharashtra, India
34.22.3×
122Mahād Maharashtra, India
34.02.3×
122Coimbatore Tamil Nadu, India
34.02.3×
124Pimpri-Chinchwad Maharashtra, India
33.82.3×
125Ban Khlong Prawet low-cost sensors Bangkok, Thailand
33.62.2×
126Hyderabad Telangana, India
33.32.2×
126Aberdeen Southern District, Hong Kong
33.32.2×
128Arāria Bihar, India
33.12.2×
128Ibadan low-cost sensors Oyo State, Nigeria
33.12.2×
130Nagaon Assam, India
32.92.2×
130Badlapur Maharashtra, India
32.92.2×
132Jhunjhunūn Rajasthan, India
32.52.2×
133Dubai low-cost sensors Dubai, United Arab Emirates
32.32.2×
133San Salvador Tizatlalli México, Mexico
32.32.2×
135Chittorgarh Rajasthan, India
32.22.1×
135Chandigarh Chandigarh, India
32.22.1×
137Thāne Maharashtra, India
32.02.1×
138Prayagraj Uttar Pradesh, India
31.92.1×
139Vijayawada Andhra Pradesh, India
31.82.1×
140Durg Chhattisgarh, India
31.62.1×
141Zhushan Taiwan, Taiwan
31.52.1×
142Taibao Taiwan, Taiwan
31.42.1×
143Hacienda Santa Fe Jalisco, Mexico
31.22.1×
144Lugu Taiwan, Taiwan
30.92.1×
145Beigang Taiwan, Taiwan
30.82.1×
146Indore Madhya Pradesh, India
30.52.0×
146Bangkok low-cost sensors Bangkok, Thailand
30.52.0×
146Serilingampalle Telangana, India
30.52.0×
149Bahawalpur low-cost sensors Punjab, Pakistan
30.32.0×
149Sri Ganganagar Rajasthan, India
30.32.0×
149Mumbai Maharashtra, India
30.32.0×
152Kampala low-cost sensors Central Region, Uganda
30.22.0×
152Erlun Taiwan, Taiwan
30.22.0×
152Ciudad Nezahualcoyotl México, Mexico
30.22.0×
155Faisalabad low-cost sensors Punjab, Pakistan
30.02.0×
155Bikaner Rajasthan, India
30.02.0×
157Angul Odisha, India
29.92.0×
158Sāngli Maharashtra, India
29.82.0×
158Chiayi City Taiwan, Taiwan
29.82.0×
158Silao de la Victoria Guanajuato, Mexico
29.82.0×
161Kolhāpur Maharashtra, India
29.72.0×
162Neelankarai Tamil Nadu, India
29.42.0×
163Sīkar Rajasthan, India
29.32.0×
164Wadgaon Kolhati Maharashtra, India
29.01.9×
165Bang Pakong low-cost sensors Chachoengsao, Thailand
28.91.9×
165Nantou Taiwan, Taiwan
28.91.9×
167Sidon low-cost sensors South Governorate, Lebanon
28.71.9×
168Rawalpindi low-cost sensors Punjab, Pakistan
28.61.9×
169Fengshan Takao, Taiwan
28.51.9×
169Tehuacán Puebla, Mexico
28.51.9×
171Sha Tin Sha Tin, Hong Kong
28.31.9×
172Lahore low-cost sensors Punjab, Pakistan
28.21.9×
173Begusarai Bihar, India
28.01.9×
174Durgapur West Bengal, India
27.91.9×
175Puli Taiwan, Taiwan
27.81.9×
175Erlin Taiwan, Taiwan
27.81.9×
177Belagavi Karnataka, India
27.71.8×
178Sialkot low-cost sensors Punjab, Pakistan
27.61.8×
179Sawai Madhopur Rajasthan, India
27.51.8×
179Tlaquepaque Jalisco, Mexico
27.51.8×
181Celaya Guanajuato, Mexico
27.41.8×
182Atlixco Puebla, Mexico
27.21.8×
183Yongkang Taiwan, Taiwan
27.01.8×
184Yuanlin Taiwan, Taiwan
26.91.8×
185Guwahati Assam, India
26.81.8×
186Obrenovac Central Serbia, Serbia
26.51.8×
187Jammu low-cost sensors Jammu and Kashmir, India
26.41.8×
188Xinying Taiwan, Taiwan
26.11.7×
189Bareilly Uttar Pradesh, India
26.01.7×
190Lilongwe low-cost sensors Central Region, Malawi
25.91.7×
190Otegen Batyra low-cost sensors Almaty Region, Kazakhstan
25.91.7×
192Quetta low-cost sensors Balochistan, Pakistan
25.51.7×
193Cuernavaca Morelos, Mexico
25.31.7×
194Karachi low-cost sensors Sindh, Pakistan
25.21.7×
195Baripāda Odisha, India
25.11.7×
195Guadalajara Jalisco, Mexico
25.11.7×
197Perundurai Tamil Nadu, India
24.91.7×
197Xizhou Taiwan, Taiwan
24.91.7×
197Zapopan Jalisco, Mexico
24.91.7×
200Silchar Assam, India
24.81.7×

Top 200 of 2,312 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