2017-2023
2023
World Air Quality Report
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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 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 | -- | -- | -- | -- | -- | -- |
2 | Bageshwori, Nepal | 43.3 | 72.3 | 72.6 | 69.1 | 80.9 | 38.5 | 25.8 | 15.4 | 14.4 | 17.1 | 24 | 39.5 | 51.5 | -- | -- | -- | -- | -- | -- |
3 | Narayani, Nepal | 43.2 | 49.2 | 66.1 | 84.2 | 99.5 | 43.2 | 31 | 19.6 | 19.9 | 21 | 30.9 | 46.5 | 67.7 | 50.1 | 39.6 | -- | -- | -- | -- |
4 | Kathmandu, Nepal | 41 | 67.9 | 60.4 | 66 | 77 | 40.6 | 26.7 | 14 | 15.3 | 17.2 | 23.1 | 34.5 | 51 | 40.7 | 50.9 | 39.2 | 48 | 54.4 | 45.9 |
5 | Sudal, Nepal | 40.1 | 67.3 | -- | 67.2 | 78.9 | 41.4 | 28.7 | 19.3 | 20.4 | 22.6 | 30.2 | 40.8 | 51.6 | -- | -- | -- | -- | -- | -- |
6 | Madhyapur Thimi, Nepal | 33.8 | 219.2 | 63.4 | 57.6 | 66.3 | 31.3 | 21.1 | 12.1 | 10.6 | 13.8 | 20.6 | 33.1 | 44.4 | 40.7 | -- | -- | -- | -- | -- |
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