World's most polluted cities 2020 (PM2.5)

The most polluted cities according to data aggregated from over 80,000 data points.

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2020

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World air quality report

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2020 World air quality report

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PM2.5 Legend grey informational icon
WHO target Good Moderate Unhealthy for sensitive groups Unhealthy Very unhealthy Hazardous
Unit: µg/m³
Rank City 2020 AVG JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 2019 AVG 2018 AVG 2017 AVG
1 China
Hotan, China
110.2 93.7 124.7 264.4 176.4 101.9 113.7 85.2 84 100.7 104.2 59.7 51.9 110.1 116 91.9
2 China
Kashgar, China
81 101.9 109.8 167.8 120 53.6 58.5 30.7 46.6 84.4 80.7 64.2 70.5 87.1 95.7 97.5
3 China
Anyang, China
61.5 165.5 72.6 54.5 43.1 29 30.9 31.7 25.2 33.3 59.3 80.7 104.7 70.3 72.9 81.1
4 China
Puyang, China
59.3 146.6 68.6 52.4 42.9 28.7 32.9 30.9 24.6 30.9 56.5 78.4 109.7 63.4 63.5 68.8
5 China
Handan, China
58.9 143.4 65.4 45.7 38 36.4 40.8 44.6 31.1 39.1 51.8 66.6 84.1 64.3 74 96.7
6 China
Hebi, China
58.9 136.5 66.5 52.9 43.2 34.5 33.4 34.7 26.7 33.2 65.1 78.6 95.6 62.1 55.8 64.4
7 China
Aksu, China
58.4 61.1 57.2 114.5 107.8 75.2 26.2 19.8 32.3 51.1 61.1 50.2 58.5 54 74.1 69.8
8 China
Yuncheng, China
57.7 132.8 83.9 49.5 46.1 29.6 35.5 32.7 27.1 38.1 50.4 61.4 89.3 61.2 59.8 71.9
9 China
Shijiazhuang, China
57.6 153.9 78.9 49.8 36.8 36.1 38.5 44.6 28.8 30.8 54.3 68.8 67.6 64 76.7 98.8
10 China
Shihezi, China
57.5 190.1 109 31 34 17.5 16.2 14.6 14.2 17.6 29.7 40.6 167.2 63.3 61.3 60.6
11 China
Jiaozuo, China
56.2 121 61.9 51.7 44.1 33.1 42.2 38.8 28.2 37.5 63.2 68.2 80.3 61.3 66.9 74.8
12 China
Xingtai, China
55.9 143 66.6 45.3 36.5 35.2 38.3 42.8 29.3 33.1 51.2 65.1 80.4 63.5 76.7 103.7
13 China
Kaifeng, China
55.5 132.7 66.7 49.8 42.1 28.3 30.3 28.7 23 30.1 52.3 69.8 106.9 61 64.6 66.8
14 China
Luohe, China
55.4 130.8 71.7 53 45.1 32.3 28.6 22.8 22.3 31 54.8 70.5 98.5 60 62.6 63.7
15 China
Zaozhuang, China
54.8 102.9 58.9 54.4 44.9 38.4 38.1 37.3 28.1 37.9 50.8 65 96.6 59.6 57.6 62
16 China
Heze, China
54.2 125.7 56.1 43.2 40.1 31.8 35.9 35.5 29.8 33 53.7 65.1 92.8 59.7 60.1 70
17 China
Liaocheng, China
53.9 129.3 57 46.3 40.5 32.6 36 36.5 29.4 33.5 52.8 58.5 88.3 58.8 60.3 72
18 China
Zibo, China
53.9 101.9 57.7 53.5 41.9 36.6 39.3 36.2 31.8 35.8 51.5 62.2 94.2 57.7 55.9 63.1
19 China
Xuchang, China
53.6 117.7 58 47.1 42.9 30.3 31.5 27.2 25.4 31.9 53.3 71.1 100.8 60.6 64.2 63.2
20 China
Changji, China
53.5 172.6 92.4 28.1 25 19.8 16.8 16.4 15.3 17.4 27 39.6 162.9 48.2 55 57.6
21 China
Jining, China
53.4 119.3 60.1 52.4 44.9 35.5 33.8 28.4 26.3 31.4 52.9 66.4 85.1 56.6 50.1 56.2
22 China
Shangqiu, China
52.7 127.1 56.4 48.3 40.4 32.1 30.2 25.7 22.7 30.3 54.8 66.1 92.7 72.6 61.9 61.8
23 China
Xiangyang, China
52.5 92.6 59 50.6 44.4 40.1 26.5 24.2 23 36.7 58.6 66.9 103.9 60.4 60.5 64.4
24 China
Weinan, China
52.5 124.3 73.9 44.2 37.6 24.4 26.7 27.9 21.1 37.1 48.8 75.3 88.6 55.6 58.2 68.8
25 China
Linfen, China
52.5 158.4 68.1 36.9 34.3 23.1 34.4 30.5 26.1 35.4 50.7 55.1 63.3 61.7 68.2 80.6
26 China
Hengshui, China
52.4 128.8 57 44.6 35.3 32.9 36.1 40.1 28 33.8 48.9 56.3 83.1 56 65.7 93.3
27 China
Baoding, China
52.2 130.3 79.4 42.1 32.7 33.5 34.1 40.2 29.8 27.7 54 57.8 63.2 57.7 70.7 92.7
28 China
Taiyuan, China
52.1 106.7 73.4 43.3 42.2 35.4 41.7 35.6 27.2 32.1 56.8 68.5 52 53.4 55.9 63.7
29 China
Cangzhou, China
52 117.1 57.9 42.1 33.8 32.9 37.5 41.7 33.9 33.2 49.3 53.9 74.8 53 65.2 88.7
30 China
Kizilsu, China
52 63.6 64.9 144.2 89.3 35.3 38.4 14.9 29.8 60 55.9 30.8 45 48.6 60 43.4
31 China
Xinxiang, China
51.5 110.6 55.2 44.8 38 28.6 32.9 34.9 27.5 32.2 57.2 63.2 87.2 55.7 61.4 66.4
32 China
Nanyang, China
51.4 105.5 69 48.2 38.8 29.7 25.6 21.4 21.1 28.3 48.9 68 108.8 60 60.6 57.1
33 China
Pingdingshan, China
51.2 107.3 57 47.1 41.9 29.9 31.3 31 27.7 35.2 57.5 64.2 79.5 60.1 65.1 67.3
34 China
Taian, China
51.2 104.8 57.5 49.2 41.9 30.3 34.9 31.2 28.2 33.2 48.2 62.2 89.5 57.6 51.7 57.5
35 China
Urumqi, China
51.2 138.8 90.5 33.3 24.9 18.4 17.6 14.3 12.8 16.8 31.1 45.2 161.8 54.5 59.2 76
36 China
Yanliang, China
51 121.3 67.5 42.9 36.8 29 29.6 28.5 23 34.8 43.5 70.4 86.9 45.5 - -
37 China
Zhengzhou, China
50.9 119.8 59.9 48.6 42.7 28.5 29.5 28.8 22.5 28 46.7 69.5 82.8 58.4 64.1 70
38 China
Luoyang, China
50.7 111.4 61 49 39.7 23.8 27.4 25.8 21.9 35.7 54.3 77 77.3 62.4 59.9 72.5
39 China
Xianyang, China
50.5 133.8 71.2 42.8 35.1 26.7 25.6 28.1 21.8 32.3 36.7 65.2 86.3 63.7 67.8 77.8
40 China
Fuyang, China
50.4 109 59.7 52.1 39.1 27.7 18.4 22.2 19.2 32.4 58.2 66.5 96.1 51.9 54.4 66.9
41 China
Zhoukou, China
50.3 122.5 59.6 49.6 39.8 29.9 24.4 21.4 19.6 27.7 43.8 63 98.1 56.6 58.9 59.9
42 China
Dezhou, China
50.1 132.7 54 41.7 32.5 27.8 31.5 31.6 24.3 28.2 48.1 51.5 89.6 53.4 54.8 68.5
43 China
Weifang, China
49.9 102.7 53.3 49.2 42.5 33.3 35.4 34.4 27.3 29 46.3 51.6 90.3 56.2 52.6 56.9
44 China
Huaibei, China
49.8 109.5 54.2 51.9 41.9 34.7 29.9 24.2 25 34.7 47 62.1 79.6 55.1 58.2 66.2
45 China
Xuzhou, China
49.7 100.2 55.1 49.4 41.1 35.5 33.9 28.9 26.7 35.7 46.3 56.3 88.1 57.4 65.5 67.4
46 China
Shouguang, China
49.7 99.4 51.2 48.5 42.5 30.9 34 37.3 30.7 32.4 41 52.6 88 57.2 52.6 64.2
47 China
Turpan, China
49.5 83.7 76 73.5 43.6 44.9 38 15.9 18.2 27.9 33.2 61.6 82.2 56.3 56.1 66.1
48 China
Xian, China
49.3 127.4 72.2 45.7 37.6 27.5 24.2 25.8 21.6 30.7 34.7 67.2 77.2 56.6 59.9 70.2
49 China
Zhangqiu, China
49.1 96.4 54.8 48.1 36.4 34.1 38.6 37.9 32.2 32 44.2 54.3 77.6 50.1 49.2 66.7
50 China
Binzhou, China
49 95.4 55.5 47.5 40.7 35.9 34 36.3 26.7 30.2 45.4 53.7 83.1 53.6 55.8 66.8

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