2017-2023

World's most polluted cities

Most polluted city ranking based on annual average PM2.5 concentration (μg/m³)

2023

World Air Quality Report

NEWSROOM
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PM2.5 legend

0-5

Meets WHO guideline

5.1-10

Exceeds by 1 to 2 times

10.1-15

Exceeds by 2 to 3 times

15.1-25

Exceeds by 3 to 5 times

25.1-35

Exceeds by 5 to 7 times

35.1-50

Exceeds by 7 to 10 times

>50.1

Exceeds by over 10 times

Rank
City
2023 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2022 2021 2020 2019 2018 2017
101 Indonesia
Tangerang, Indonesia
54.1 27.1 24.3 42.6 34.6 71 61.8 70.1 73.8 60.7 68.3 62.4 53.7 30.5 -- -- -- -- --
102 India
Pali, India
53.9 60 39.4 37.9 38.9 51.3 44.4 53.9 59.7 51.2 42.1 69.1 90.9 57 55.9 46.4 54.6 82.3 --
103 India
Dausa, India
53.8 -- 54 42.9 36.3 41.9 33.1 28.5 43.8 30.9 47.4 133.7 101.2 -- -- -- -- -- --
104 India
Lucknow, India
53.5 76.9 62 45.5 51.9 51.2 43.7 24.1 35.7 29.9 48.7 97.1 77 64.7 86 86.2 90.3 115.7 119.2
105 India
Bikaner, India
52.9 -- 65.2 39.1 32.1 40.8 24.9 17.1 27 25.8 50.1 156.4 104.8 -- -- -- -- -- --
106 India
Baran, India
52.5 -- -- -- -- 22.9 27.7 47.9 51.8 37.8 52.6 85.1 77.3 -- -- -- -- -- --
107 India
Raha, India
52.3 -- 114.3 88.7 73.2 40.2 32.4 22 21.9 58 31.5 44.4 56.6 -- -- -- -- -- --
108 India
Hapur, India
52.2 55 36.1 27.8 24.5 22.3 23.3 25.4 35 36.9 83.1 137.6 118 68.1 58.2 44.2 -- -- --
109 India
Visakhapatnam, India
52.1 86.9 58 52.2 44.4 38.4 42.6 29.1 39.5 37.9 63.8 58.3 73.9 44.7 44.3 40.3 44 52.8 50.4
110 Bangladesh
Sreepur, Bangladesh
52 82.2 -- 130.5 76.1 59.7 45.7 15.7 39.8 24.9 52.5 58 68.6 53.6 74.8 55.7 -- -- --
111 India
Kupti, India
52 81.9 62.3 60.6 52.4 45 31.7 16.5 19.6 23.2 57.6 82.5 88 40.7 31.1 28 34.2 -- --
112 India
Pimpri-Chinchwad, India
52 77.8 77.7 59.6 43 39.5 30.4 20.9 28 23.2 64.6 71.6 83.6 50.1 45.6 41.4 35.9 -- --
113 United Arab Emirates
Ras Al Khaimah, United Arab Emirates
52 24.2 41.2 46.3 47.3 46.5 53.8 70.3 75 63.1 65 38.4 51.6 55.2 -- -- -- -- --
114 India
Raurkela, India
51.9 78.4 51.1 79.9 74.5 40.8 38.4 21 30.5 29.1 44.7 80.8 52.4 -- -- -- -- -- --
115 Thailand
Phan, Thailand
51.9 39.2 75.6 125.4 153.1 39.8 12.4 7 10.8 10 -- -- -- 24 28.5 41.6 -- -- --
116 China
Linfen, China
51.7 89 89.6 53.7 51.1 36.8 32.7 27.3 26.8 35.7 60.2 44.3 71.8 49.1 55.5 52.5 61.7 68.2 80.6
117 China
Puyang, China
51.6 108.7 80.3 67.2 49.7 33.6 25.1 22.2 25.7 34.6 51.5 52.9 65.7 54.3 52.8 59.3 63.4 63.5 68.8
118 India
Jalandhar, India
51.4 74.7 51.3 42.7 41 40.7 35.4 29.2 32.7 31.5 52.4 104.7 80.9 46.3 58.3 52.2 41 56.4 --
119 China
Shihezi, China
51.3 186.2 143.3 45.9 18.8 16.3 16.1 14.1 15.5 14.6 23.5 36.3 84.9 57.3 55.7 57.5 63.3 61.3 60.6
120 India
Panchkula, India
51.2 76.8 49.8 41.5 50.1 52.2 42.1 33 44.4 45.4 51.2 59.3 60.8 59.3 48.3 42.8 45.9 56.2 52.8
121 India
Jaipur, India
51.2 66.1 52.5 41 42.6 37.5 32.9 29.6 36.2 28.1 49.2 108.4 92.2 54.2 56.6 43.8 50.5 67.6 88.3
122 China
Xianyang, China
51.1 116.6 103.9 56.7 53.4 23.1 19.9 20.7 20.6 23.7 36.5 57.8 84.6 50.8 45.7 50.5 63.7 67.8 77.8
123 India
Gharaunda, India
51 84.9 49.9 24.8 30.6 45.9 34.3 21.1 26 25.6 85.7 109.2 72.9 61.7 60.3 -- -- -- --
124 India
Howrah, India
51 110.6 71.5 50.1 41.8 30 26.6 13.5 31.3 20.5 44.6 84.5 89.1 50.5 58 53.7 55.9 64.2 --
125 Thailand
Chiang Rai, Thailand
50.8 38.4 80 179.3 181.8 31.9 11 6.6 10 8.5 9.9 23.4 31.7 21.8 27.1 36.3 37 -- --
126 Pakistan
Mangla, Pakistan
50.7 27.6 50.9 32.2 18 18.6 28.2 31.5 39.4 55.4 52.1 85.8 128.2 -- -- -- -- -- --
127 China
Anyang, China
50.6 90.4 83.8 63.8 52.1 30.5 21.7 22 25 28.6 50.6 61.4 77.7 51 50.8 61.5 70.3 72.9 81.1
128 Thailand
Pai, Thailand
50.3 29.5 57.8 145.4 157 30.1 10.4 4.5 7.5 4 9 7.6 24 27.1 47.1 53 38.9 29.4 --
129 China
Hebi, China
50.2 90.6 79.7 59.4 49.4 32.6 23.4 23.3 25.5 34.9 53.9 60.6 67.5 52.2 51.4 58.9 62.1 55.8 64.4
130 China
Yigou, China
50.2 81.1 84.5 60.7 51.8 39.1 25.7 22.8 28.7 31 46.9 60.2 69.4 56.4 -- -- -- -- --
131 India
Nagpur, India
50.2 90.4 54 61.7 48.7 42.8 28.4 16.1 20.7 24.7 59.4 89.8 66.9 46.8 35.2 27.1 47.2 46.6 56.2
132 Vietnam
Hoan Kiem, Vietnam
50.2 86.8 73.2 59 44.5 35.6 32.8 29.5 33 37.2 51 74.1 62.7 -- -- -- -- -- --
133 Indonesia
Bekasi, Indonesia
49.9 34.1 22.9 39.6 38 71.5 76.9 76.6 60.4 51.4 46.8 47.2 36.6 35.4 32.4 48.1 62.6 -- --
134 India
Ahmedabad, India
49.6 63.4 71.1 59.7 55.8 49.3 36 30.8 32.4 32.5 55.6 60.3 49.5 53.3 55.1 49 59 76.1 --
135 China
Shahecheng, China
49.5 82 71.7 60.8 47.5 34.1 24.3 25.1 23.9 33.5 54.5 58.7 77.4 47.7 44.1 -- -- -- --
136 India
Durgapur, India
49.5 81.3 85.3 63 59.6 39.7 35.3 19.7 35.1 22.9 40.4 55.3 54.9 60.5 75.8 -- -- -- --
137 India
Pune, India
49.4 76.6 71.2 55.5 43.7 42.8 32.3 23.9 30.4 27 58.4 63.5 68.4 51.1 42.2 39.7 35.7 46.3 37
138 South Africa
Bloemfontein, South Africa
49.4 19.1 14 20 66.9 78.8 97.9 106.6 83.1 55.7 21.8 15.6 12 16.2 42.2 17.2 42.3 -- --
139 India
Ankleshwar, India
49.3 64.6 75.3 56.6 42.7 30.3 22.3 21.3 18.2 29.7 76 83.9 72.4 60.2 66.5 51.7 41.3 -- --
140 India
Navi Mumbai, India
49.3 123.2 98.8 72.6 43.4 21.8 20.6 14 15.1 20.2 58.6 52.2 54.5 49.3 56 52.6 61.6 -- --
141 Nepal
Katunje, Nepal
49.1 79.9 80.4 71.7 87.3 47.4 30.2 19.9 18.6 21.2 27.3 46.1 64.5 -- -- -- -- -- --
142 China
Xinxiang, China
49 91.8 76.8 59.1 48.1 32 24.5 19.5 23.6 32.4 54.6 56.4 67.3 50 47.3 51.5 55.7 61.4 66.4
143 India
Doburji, India
49 64 46.9 32 46.1 42 28.5 27.8 38.2 35.4 48.7 79.7 95.3 47.2 -- -- -- -- --
144 India
Bisikala, India
48.9 94.8 84.5 70.6 115.6 32.1 24 19.5 23.8 11.3 13.5 41.3 38.7 -- -- -- -- -- --
145 India
Motihari, India
48.8 53.7 50.8 35.6 39.9 19.8 11.4 13.6 19.1 34.1 65.8 127.3 102 69.8 -- -- -- -- --
146 India
Remuna, India
48.8 99.3 56 48.5 45.6 26 25.2 13.6 16.7 13.4 51.7 83.5 89.8 -- -- -- -- -- --
147 China
Changji, China
48.7 156.7 142.6 50.9 20.3 16.8 13.9 12.5 12.6 11.3 23.1 37.1 84.6 51.5 49.8 53.5 48.2 55 57.6
148 China
Yanliang, China
48.6 96.1 80 55.4 56.7 27 22.6 22.2 21.6 25.6 39.3 57.6 86.8 43 41 51 45.5 -- --
149 China
Heze, China
48.5 105.5 69.6 55.4 43.4 29.5 24.8 18.4 23.4 34 54.1 49.4 71.1 47.2 48.5 54.2 59.7 60.1 70
150 India
Gorakhpur, India
48.5 58.8 36.7 43.7 39.3 51.1 43.8 32.4 34.3 37.1 56.6 85.6 57.6 42.1 67 -- -- -- --

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