2017-2022
World's most polluted cities
Most polluted city ranking based on annual average PM2.5 concentration (μg/m³)
2022
World Air Quality Report
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 | 2022 | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | 2021 | 2020 | 2019 | 2018 | 2017 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  Lahore, Pakistan | 97.4 | 133 | 102.5 | 85.6 | 69.3 | 60.9 | 52.1 | 47.8 | 46.2 | 64.2 | 123.2 | 190.5 | 192.9 | 86.5 | 79.2 | 89.5 | 114.9 | 133.2 |
| 2 |  Hotan, China | 94.3 | 61.7 | 91.6 | 132.7 | 106.2 | 120.5 | 69.5 | 172.5 | 75 | 65.1 | 75 | 50.3 | 120 | 101.5 | 110.2 | 110.1 | 116 | 91.9 |
| 3 |  Bhiwadi, India | 92.7 | 110.6 | 98 | 116.2 | 149.5 | 123.8 | 102.8 | 38.8 | 36.5 | 59.9 | 85.4 | 111.4 | 86.9 | 106.2 | 95.5 | 83.4 | 125.4 | -- |
| 4 | Delhi (NCT), India | 92.6 | 141 | 100.9 | 91 | 98 | 73.2 | 56.2 | 34.3 | 31.1 | 38.3 | 99.7 | 176.8 | 171.9 | 96.4 | 84.1 | 98.6 | 113.5 | 108.2 |
| 5 | Peshawar, Pakistan | 91.8 | 110.2 | 103.5 | 78.3 | 68.5 | 53.5 | 56.3 | 51.8 | 57.8 | 79 | 100 | 132 | 212.1 | 89.6 | -- | 63.9 | -- | -- |
| 6 | Darbhanga, India | 90.3 | 127 | 77.9 | 83.1 | 64.9 | 46.3 | 39.1 | 21 | 25.4 | 32.1 | 86.8 | 179.9 | 248 | 175.9 | -- | -- | -- | -- |
| 7 | Asopur, India | 90.2 | 110.3 | 89 | 104.6 | 124.4 | 73.4 | 52.3 | 44.1 | 34.9 | 37.1 | 74.1 | 139.7 | 201.2 | -- | -- | -- | -- | -- |
| 8 |  N'Djamena, Chad | 89.7 | 162.3 | 163.7 | 245.6 | 103.7 | 74.2 | 36.6 | 21.2 | 21.8 | 22.1 | 49.7 | 59.9 | 132.4 | 77.6 | -- | -- | -- | -- |
| 9 | New Delhi, India | 89.1 | 133.7 | 95.2 | 86.4 | 93.7 | 72.5 | 54.9 | 33.6 | 30.5 | 37.7 | 94.9 | 170.1 | 166.8 | -- | -- | -- | -- | -- |
| 10 | Patna, India | 88.9 | 128 | 99.8 | 105.1 | 98.1 | 58 | 53.8 | 37.5 | 35.8 | 37.5 | 65.3 | 141.9 | 209.2 | 78.2 | 68.4 | 82.1 | 119.7 | 118.5 |
| 11 | Ghaziabad, India | 88.6 | 135.5 | 104.4 | 95.5 | 87 | 67.1 | 54.9 | 32.1 | 29.5 | 38.5 | 103.1 | 157.3 | 159.2 | 102 | 106.6 | 110.2 | 135.2 | 144.6 |
| 12 | Dharuhera, India | 87.8 | 104.3 | 74.4 | 87.1 | 101.8 | 89.5 | 70.6 | 39.7 | 36.8 | 56.4 | 103.4 | 148.3 | 129.6 | 76.9 | 72.5 | -- | -- | -- |
| 13 |  Baghdad, Iraq | 86.7 | 70.6 | 53.3 | 76.8 | 99.2 | 128.3 | 130.9 | 85.7 | 103.3 | 59.2 | 73.1 | 78.1 | 88.7 | 49.7 | -- | 39.6 | -- | -- |
| 14 | Chapra, India | 85.9 | -- | 114.3 | 110.3 | 80.8 | 46.1 | 49.2 | 21.1 | 30.4 | 47.8 | 70.8 | 154 | 218.3 | -- | -- | -- | -- | -- |
| 15 | Muzaffarnagar, India | 85.5 | 120 | 77.5 | 99.3 | 112.1 | 85 | 74 | 42.6 | 40.6 | 47.6 | 82 | 117.3 | 144.7 | 73 | 78.6 | 89.1 | -- | -- |
| 16 | Faisalabad, Pakistan | 84.5 | 154.9 | 81.6 | 97.4 | 77.4 | 65.6 | 52.8 | 51.5 | 41.3 | 57 | 84.9 | 144.5 | 189 | 94.2 | 73.2 | 104.6 | 130.4 | -- |
| 17 | Greater Noida, India | 83.2 | 106.5 | 65.6 | 90 | 91.3 | 69.7 | 47.3 | 29.6 | 25.1 | 38.3 | 97.2 | 164.6 | 178.1 | 87.5 | 89.5 | 91.3 | -- | -- |
| 18 | Bahadurgarh, India | 82.2 | 103.2 | 89.8 | 97.8 | 112.6 | 88.1 | 74 | 33.7 | 32 | 40.3 | 95 | 128.1 | 99.5 | 139.9 | -- | -- | -- | -- |
| 19 | Faridabad, India | 79.7 | 137.8 | 89.7 | 83 | 86.7 | 72.9 | 63 | 30.5 | 28.4 | 32.5 | 90.7 | 137.4 | 133.1 | 88.9 | 83.3 | 85 | 129.1 | 123 |
| 20 | Muzaffarpur, India | 79.2 | 124.7 | 101.3 | 112.3 | 77.9 | 48.6 | 44.1 | 29.4 | 29.7 | 30.4 | 61.5 | 141.7 | 193 | 82.9 | 74.3 | 81.2 | 110.3 | 107.4 |
| 21 | Noida, India | 78.7 | 146.7 | 90.6 | 79.3 | 85.6 | 69.6 | 51.9 | 27.9 | 24 | 30.3 | 84.1 | 133.3 | 142 | 91.4 | 94.3 | 97.7 | 123.6 | 134 |
| 22 | Jind, India | 77.9 | 116.5 | 64.9 | 64.9 | 80.7 | 96 | 67 | 34.5 | 32.7 | 38.3 | 89.3 | 145.3 | 117.4 | 84.1 | 81.6 | 85.4 | 91.6 | 126.5 |
| 23 |  Karagandy, Kazakhstan | 77.8 | 93.4 | 122.6 | 96.9 | 83.5 | 68 | 53.9 | 58.6 | 62.3 | 82.7 | 71.7 | 53 | 94.9 | 75.5 | -- | -- | -- | -- |
| 24 | Charkhi Dadri, India | 77.4 | 98.7 | 71.3 | 79.3 | 109.5 | 100.9 | 66.5 | 37.1 | 28.2 | 39.9 | 87.5 | 109.2 | 93.5 | 73.9 | -- | -- | -- | -- |
| 25 | Rohtak, India | 74.7 | 95.4 | 78.1 | 72.3 | 81 | 70 | 76.4 | 32.7 | 27.8 | 25.6 | 69.8 | 115.2 | 89.9 | 86.9 | 74.4 | 59.7 | 81.6 | 96.7 |
| 26 | Gaya, India | 74.3 | 78.6 | 71.1 | 75 | 71.7 | 52.5 | 57.1 | 34.1 | 42.7 | 42.8 | 57.8 | 118.2 | 181.5 | 46.6 | 46.3 | 59.4 | 96.6 | 102.6 |
| 27 | Alampur, India | 74.1 | 62.4 | 109.1 | 98.6 | 110 | 125.4 | 61.8 | 28.5 | 27.7 | 40.5 | 46 | 76.6 | 74.6 | 72.5 | 66.2 | 59.2 | -- | -- |
| 28 | Kurukshetra, India | 73.8 | 85.9 | 67.1 | 82 | 94.1 | 91 | 80.6 | 31.4 | 32.2 | 38.9 | 78.4 | 108.1 | 92.8 | 68.1 | 67.2 | 56.1 | -- | -- |
| 29 | Bhiwani, India | 73.5 | 95.7 | 69 | 77.3 | 102.3 | 81.5 | 81.9 | 34.5 | 29.9 | 39.5 | 77.9 | 114.4 | 84.6 | 53.8 | 39 | 61.6 | -- | -- |
| 30 | Kashgar, China | 73.4 | 117 | 95.9 | 100.5 | 81.1 | 38.3 | 21.5 | 85.9 | 21.8 | 48.7 | 64.8 | 64.9 | 138.8 | 83.2 | 81 | 87.1 | 95.7 | 97.5 |
| 31 | Meerut, India | 72.6 | 132.4 | 84.9 | 93 | 95.8 | 55.9 | 51.7 | 16.1 | 23.8 | 30.3 | 90.9 | 119.8 | 111.6 | 80.6 | 82.3 | -- | -- | -- |
| 32 | Hisar, India | 72.3 | 101.6 | 80.4 | 82.9 | 79.6 | 93.1 | 64.3 | 36.7 | 35.9 | 42.7 | 84.6 | 106.9 | 83.8 | 89 | 81.1 | 81 | -- | -- |
| 33 | Bhagalpur, India | 72.1 | -- | 90 | 95.4 | 69 | 47.6 | 41.7 | 20.5 | 23.8 | 25.3 | 51.8 | 119.9 | 207.1 | -- | -- | -- | -- | -- |
| 34 | Yumananagar, India | 72 | 63.1 | 40.7 | 79.6 | 89.9 | 91.7 | 76.5 | 43.8 | 42.5 | 62.1 | 52 | 84.9 | 98.6 | -- | -- | -- | -- | -- |
| 35 | Bahawalpur, Pakistan | 71.4 | 115.7 | 97.6 | 80 | 62.7 | 63.8 | 46.6 | 27.3 | 27.2 | 44.6 | 59.5 | 110.6 | 134.1 | 91 | 78.7 | -- | -- | -- |
| 36 | Bulandshahr, India | 70.9 | 114.1 | 85.6 | 87.1 | 85.2 | 62.6 | 53.5 | 22.7 | 24.3 | 33.7 | 91.7 | 100.5 | 103.1 | 80.8 | 98.4 | 89.4 | -- | -- |
| 37 | Hajipur, India | 70.4 | 78.9 | 92.4 | 84.4 | 82.5 | 55.8 | 59.1 | 32.4 | 26.8 | 30.9 | 67.1 | 108.9 | 130.7 | 58.1 | 54 | -- | -- | -- |
| 38 | Gurugram, India | 70 | 90.5 | 60.5 | 73 | 72.2 | 63.2 | 54.9 | 31.9 | 28.2 | 36.8 | 80.1 | 127.5 | 120.8 | 83.4 | 75.3 | 93.1 | 135.8 | 145.6 |
| 39 | Lohar Majra Kalan, India | 70 | 73.6 | 54.1 | 59.2 | 96.3 | 95.7 | 55.3 | 42.5 | 58.8 | 47 | 56.4 | 99.5 | 103.8 | -- | -- | -- | -- | -- |
| 40 | Dadri, India | 69.3 | 120.6 | 66.6 | 69.1 | 70.2 | 53.8 | 43.7 | 19.2 | 19.4 | 26.5 | 89.2 | 132 | 147.6 | 46.8 | -- | -- | -- | -- |
| 41 | Kaithal, India | 68.7 | 74.4 | 59.8 | 67.9 | 81 | 75.8 | 65.5 | 30.9 | 36 | 30.4 | 76.5 | 126.9 | 93.4 | 57.8 | 54.3 | 50 | -- | -- |
| 42 | Faridkot, India | 68.4 | 101.2 | 73 | 60.9 | 52.5 | 54.4 | 41.1 | 44.2 | 35.4 | 43.3 | 85.8 | 140.6 | 112.6 | 71.5 | -- | -- | -- | -- |
| 43 | Fatehgarh Sahib, India | 68.1 | 70.6 | 51.1 | 56.5 | 87.8 | 92.3 | 50.8 | 39.5 | 57.5 | 47.5 | 54.8 | 98.9 | 101.7 | 58.4 | 64.8 | 44.4 | -- | -- |
| 44 | Hapur, India | 68.1 | 121.4 | 67.5 | 79.6 | 89.9 | 73.5 | 68.9 | 27.4 | 28.7 | 35.1 | 84.9 | 90.8 | 70.1 | 58.2 | 44.2 | -- | -- | -- |
| 45 | Jayant, India | 67.8 | 105.6 | 65 | 73.2 | 76.3 | 65.9 | 47.3 | 20.6 | 24.5 | 29.6 | 55.1 | 122.8 | 148.9 | -- | -- | -- | -- | -- |
| 46 | Ambala, India | 67.1 | 90.4 | 55.4 | 71.1 | 66.9 | 65.3 | 64.8 | 31.9 | 58.3 | 58.8 | 68.5 | 94.2 | 76.7 | 65.3 | 58 | 63 | -- | -- |
| 47 |  Manama, Bahrain | 66.6 | 52.6 | 72.3 | 67.9 | 57 | 92.1 | 68.4 | 66.8 | 78.4 | 48.6 | -- | -- | -- | 49.8 | 39.7 | 46.8 | 59.8 | 62.5 |
| 48 | Kanpur, India | 66.2 | 145.2 | 102.2 | 79.2 | 61.1 | 51.7 | 55.3 | 22.6 | 18.5 | 24.7 | 62.6 | 99.3 | 74.6 | 83.2 | 89.1 | 48.5 | 88.2 | 119.2 |
| 49 |  Dhaka, Bangladesh | 65.8 | 133.1 | 103.2 | 79.9 | 42.2 | 45 | 35.3 | 20.4 | 28.3 | 39.4 | 41.9 | 76 | 146.4 | 78.1 | 77.1 | 83.3 | 97.1 | 79.7 |
| 50 | Fatehabad, India | 65.7 | 71.4 | 57.3 | 65.6 | 84.6 | 90.4 | 64 | 32.5 | 31.5 | 38.2 | 61.7 | 112.2 | 74.7 | 63.3 | 78.5 | -- | -- | -- |
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