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 | Brumunddal, Norway | 9.4 | 17.7 | 14.7 | 9.4 | 9.5 | 7.7 | 6.8 | 3.1 | 3.6 | 5.1 | 5.7 | 10.2 | 19.9 | 9.4 | 9.7 | 7.1 | 8.7 | -- | -- |
2 | Baerum, Norway | 9.1 | 16.6 | 13.5 | 9.8 | 7.7 | 6.7 | 7.4 | 3.9 | 4.3 | 6 | 4.5 | 8.7 | 19 | 9.2 | 11 | 6.7 | 9.1 | 9.7 | 9 |
3 | Lørenskog, Norway | 8.8 | 12.8 | 12.3 | 11.2 | 9.2 | 8.4 | 7.9 | 5 | 5.5 | 7.5 | 4.6 | 7.3 | 14.3 | -- | -- | -- | -- | -- | -- |
4 | Drammen, Norway | 8.8 | 15.2 | 14.7 | 10.4 | 8.1 | 6.7 | 8 | 3.5 | 3.7 | 5.9 | 3.8 | 8.5 | 18.2 | 8.9 | 9.5 | 7.3 | -- | -- | -- |
5 | Porsgrunn, Norway | 8.4 | 13 | 15 | 7.9 | 7 | 8 | 9.3 | 4.8 | 4.5 | 7.3 | 3.7 | 6.1 | 14.6 | 8.6 | 9 | 7.5 | 7.6 | 7.5 | 7.4 |
6 | Sarpsborg, Norway | 8.3 | 10.5 | 11.7 | 9.7 | 7.2 | 8.3 | 9.3 | 6.1 | 6.4 | 9.3 | 4.1 | 6.1 | 11.1 | 9.4 | 12.7 | -- | 10.1 | 9.7 | 8.4 |
7 | Hamar, Norway | 7.9 | 12.2 | 11.1 | 9.9 | 8.4 | 6.7 | 7.1 | 3.1 | 2.8 | 4 | 5.2 | 11.3 | 12.6 | 7.3 | 8 | 7 | 8.5 | 8.8 | 11.8 |
8 | Fredrikstad, Norway | 7.7 | 8.6 | 11.7 | 9.5 | 6.4 | 6.8 | 7.7 | 4.3 | 4.5 | 7.2 | 3.2 | 6.2 | 16.1 | 8.1 | 9.5 | 7 | 8.4 | 8.8 | 9 |
9 | Bekkestua, Norway | 7.5 | 13.3 | 9.9 | 7.3 | 5.7 | 6.4 | 7 | 3.9 | 4.1 | 6.9 | 3.3 | 7 | 15.7 | -- | -- | -- | -- | -- | -- |
10 | Mo i Rana, Norway | 7.4 | 6.2 | 6.5 | 7.8 | 8.1 | 5.2 | 6.6 | 4.4 | 4.8 | 5 | 7.8 | 14 | 12.8 | 6.5 | 7.4 | 5.3 | 7.5 | -- | -- |
11 | Sjolyststranda, Norway | 7.4 | 12 | 10.9 | 7.3 | 5.8 | 6.7 | 7.5 | 4.3 | 4.6 | 6.9 | 3.9 | 6 | 12.8 | -- | -- | -- | -- | -- | -- |
12 | Lillestrøm, Norway | 7.2 | 11.3 | 11.2 | 7.3 | 4.4 | 6.6 | 8 | 5.3 | 4.1 | 6.3 | 3.8 | 5.1 | 12.9 | -- | -- | -- | -- | -- | -- |
13 | Skien, Norway | 7.1 | 9.7 | 10.3 | 6.9 | 6.3 | 7.1 | 7.6 | 5.2 | 5.1 | 6.5 | 5.1 | 6 | 10.1 | -- | -- | -- | -- | -- | -- |
14 | Elverum, Norway | 6.9 | 11.6 | 12.1 | 8.9 | 6 | 5.7 | 6.5 | 2.8 | 2.9 | 4.4 | 4.3 | 4.1 | 13.6 | 7 | 6.5 | 6.2 | 7.4 | 7.6 | 6.7 |
15 | Gjøvik, Norway | 6.9 | 9.9 | 11.2 | 5.5 | 5.6 | 5.3 | 6.2 | 3.4 | -- | -- | 3.3 | 6.1 | 9.6 | -- | -- | -- | -- | -- | -- |
16 | Moss, Norway | 6.6 | 8.2 | 9.4 | 6.9 | 5.6 | 7.2 | 8 | 4.9 | 5.1 | 7.9 | 2.7 | 3.9 | 9.6 | 7.7 | 8.9 | 7.4 | 8.9 | 8.5 | 7.7 |
17 | Lillestrom, Norway | 6.4 | 11.3 | 10.4 | 7.3 | 4.5 | 5.1 | 6.3 | 2.3 | 2.2 | 3.7 | 3.1 | 5.6 | 14.6 | 7.7 | 10.1 | 6.1 | 6.6 | 7.5 | 6.7 |
18 | Stavanger, Norway | 6.4 | 8 | 9 | 5.7 | 6.3 | 7.3 | 8.3 | 4.1 | 4 | 6.2 | 4 | 6.3 | 8.1 | 6.9 | 8.7 | 6.4 | 7.8 | 8 | 6.8 |
19 | Ski, Norway | 6.3 | 9.7 | 9.7 | 5.5 | 4.6 | 6.4 | 8.5 | 3.8 | 3.2 | 7 | 2.7 | -- | -- | 7 | 10.9 | 8 | 8.3 | -- | -- |
20 | Brevik, Norway | 6.3 | 9.7 | 10.2 | 6.3 | 5.9 | 6.7 | 7.2 | 3.7 | 4.1 | 6.1 | 3.2 | 4.7 | 8.7 | 6.8 | 7 | 6.3 | 7.2 | 7.4 | 6.1 |
21 | Lillehammer, Norway | 6.2 | 9.6 | 7 | 4.6 | 5.5 | 5.7 | 6.3 | 4 | 4.1 | 5.1 | 5.1 | 6.8 | 10 | 5.7 | 5.9 | 5.5 | 6.2 | 6.7 | 6.6 |
22 | Oslo, Norway | 6.2 | 10.1 | 9.4 | 6.3 | 5.2 | 5.9 | 7 | 3.8 | 3.7 | 5.6 | 3.3 | 4.1 | 10.2 | 6.9 | 7.5 | 6.4 | 7.5 | 8.2 | 7.4 |
23 | Tønsberg, Norway | 5.8 | 6.2 | 9.4 | 6.9 | 5.6 | 6.4 | 7.2 | 3.8 | 4 | 6 | 2.9 | 4.6 | 6.7 | -- | -- | -- | -- | -- | -- |
24 | Kristiansand, Norway | 5.7 | 7.1 | 8.2 | 5.2 | 2.4 | 4.7 | 6.8 | 4.2 | 4.4 | 7.9 | 3.9 | 6.4 | 7.5 | 8 | 9 | -- | -- | -- | -- |
25 | Tromsø, Norway | 5.5 | 5 | 5.9 | 4.5 | 5.4 | 5.1 | 6.8 | 5.7 | 5.7 | 4.6 | 5.9 | 5.6 | 5.6 | -- | -- | -- | -- | -- | -- |
26 | Borre, Norway | 5.4 | 3.9 | 8.1 | 4 | 4.4 | 6.2 | 10.4 | 4.7 | 6 | 6.5 | 3.3 | 2.8 | 6.2 | -- | -- | -- | -- | -- | -- |
27 | Trondheim, Norway | 5.2 | 5.2 | 4.9 | 4.6 | 4.7 | 5.5 | 6.3 | 3.7 | 3.6 | 4.3 | 4 | 7.4 | 8.1 | 5.2 | 6.1 | 4.8 | 5.9 | 6.4 | 5.1 |
28 | Harstad, Norway | 5.1 | 5.5 | 5.5 | 4 | 6 | 4.9 | 5.9 | 4.9 | 3.9 | 2.8 | 4.6 | 7 | 6.1 | 5.2 | 5.2 | 4.6 | 6.4 | -- | -- |
29 | Bergen, Norway | 4.8 | 5.2 | 5.8 | 3.7 | 3.7 | 6.2 | 6.8 | 3.2 | 3.1 | 4.7 | 3.7 | 5.2 | 6.1 | 5.5 | 5.9 | 5 | 5.9 | 5.5 | 5.2 |
30 | Narvik, Norway | 4.4 | 4.5 | 4.4 | 3.4 | 4.9 | 3.7 | 5.4 | 3.5 | 3.3 | 2.5 | 4.3 | 5.6 | 7.4 | 4.4 | 5.2 | 3.9 | 5.2 | 4.6 | 3.9 |
31 | Ulsteinvik, Norway | 3.4 | 1 | 2.6 | 1.9 | 4.6 | 5 | 7.4 | 3.8 | 2.7 | 3.4 | 1.8 | 2.1 | 2 | 2.5 | 5.1 | -- | -- | -- | -- |
32 | Bodø, Norway | 3.2 | 2.5 | 4.2 | 3.2 | 4.2 | 4.1 | 5.1 | 3.2 | 2.5 | 2.8 | 2.5 | 2.4 | 2.2 | -- | -- | -- | -- | -- | -- |
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