Country | City | PM2.5 annual average µg/m3 | Urban- and suburban background station name | Data coverage % |
Sweden | Stockholm | 26.2 | E4/E20 Lilla Essingen | 91.6 |
Göteborg | 24.5 | Göteborg Gårda | 99.8 | |
Malmö | 21.1 | Malmö Dalaplan | 98.8 | |
Denmark | København | 26.6 | København/1103 | 93.7 |
Aarhus | 20.4 | Aarhus/6153 | 93.7 | |
Odense | 12.1 | Odense/9155 | 94.7 | |
Finland | Helsinki | 25.1 | Töölöntulli | 98.9 |
Tampere* | 13.9 | Linja-autoasema | 99.9 | |
Oulu | 14.9 | Oulun keskusta 2 | 95.4 | |
Norway | Oslo | 31.8 | E6 Alna senter | 92.8 |
Bergen | 27.3 | Danmarks plass | 99.1 | |
Trondheim* | 24.1 | E6-Tiller | 90.8 | |
Iceland | Reykjavík** | 12.2 | Reykjavík Bústaðavegur | 99.8 |
Country | City | PM2.5 annual average µg/m3 | Urban- and suburban background station name | Data coverage % |
Sweden | Stockholm | 9,7 | Stockholm Torkel Knutssongatan | 99.4 |
Göteborg | 12.7 | Göteborg Femman | 99.7 | |
Malmö | 9.4 | Malmö Rådhuset | 98.8 | |
Denmark | København | 9.8 | København/1259 | 93.8 |
Aarhus | 9.3 | Aarhus/6160 | 93.9 | |
Odense | 7.4 | Odense/9159 | 93.7 | |
Finland | Helsinki | 12.4 | Kallio 2 | 97.8 |
Tampere | 13.0 | Kaleva | 99.9 | |
Oulu | 8.7 | Pyykösjärvi | 99.5 | |
Norway | Oslo | 19.2 | Bryn skole | 95.7 |
Bergen | 13.4 | Klosterhaugen | 93.3 | |
Trondheim* | t.u. (19.2) | Torvet | 49.2 | |
Iceland | Reykjavík** | 8.2 | Kópavogur Dalsmári | 99.4 |
Country | City | PM2.5 annual average µg/m3 | Urban- and suburban background station name | Data coverage % |
Sweden | Stockholm | 2.1 | Norr Malma | 99.9 |
Göteborg | 3.0 | Råö | 100.0 | |
Malmö | 3.3 | Hallahus | 98.9 | |
Denmark | København | 5.3 | Risø | 98.4 |
Aarhus* | 3.3 | Ulborg (120 km) | 92.2 | |
Odense* | 6.0 | Keldsnor (80 km) | 90.9 | |
Finland | Helsinki | 3.9 | Luukki | 98.8 |
Tampere | 2.0 | Hyytiälä | 99.5 | |
Oulu* | 1.1 | Oulanka (230 km) | 99.2 | |
Norway | Oslo | 0.4 | Hurdal25 | 91.5 |
Bergen** | - - - | no suitable st. | - - - | |
Trondheim* | 0.1 | Kårvatn (110 km) | 99.7 | |
Iceland | Reykjavík*** | 2.0 | Gröf | 99,9 |
Country | City | PM2.5 annual average µg/m3 | Urban- and suburban background station name | Data coverage % |
Sweden | Stockholm | 6.0 | Stockholm St Eriksgatan | 99.99 |
Göteborg | 7.4 | Göteborg Haga | 99.6 | |
Malmö | 8.6 | Malmö Dalaplan | 99.1 | |
Denmark | København | 10.3 | København/1103 | 98.1 |
Aarhus | 8.8 | Aarhus/6153 | 96.4 | |
Odense* | n.m. | n.m. | n.m. | |
Finland | Helsinki | 7.2 | Mannerheimintie | 99.5 |
Tampere* | 6.1 | Epila 2 | 99.9 | |
Oulu | 5.2 | Oulun keskusta 2 | 98.2 | |
Norway | Oslo | 9.3 | Bygdøy Alle | 91.8 |
Bergen | 7.8 | Danmarks plass | 99.9 | |
Trondheim | 5.9 | Elgeseter | 97.0 | |
Iceland | Reykjavík** | 4.4 | Bústaðavegur | 100 |
Country | City | PM2.5 annual average µg/m3 | Urban- and suburban background station name | Data coverage % |
Sweden | Stockholm | 5.1 | Stockholm Torkel Knutssongatan | 95.7 |
Göteborg** | t.u. (4.8) | Göteborg Femman | 54.6 | |
Malmö | 8.3 | Malmö Rådhuset | 93.1 | |
Denmark | København | 8.0 | København/1259 | 97.3 |
Aarhus | 7.6 | Aarhus/6160 | 96.4 | |
Odense | n.m. | n.m. | n.m. | |
Finland | Helsinki | 5.8 | Kallio 2 | 99.6 |
Tampere | 4.5 | Kaleva | 95.5 | |
Oulu | n.m. | n.m. | n.m. | |
Norway | Oslo | 9.1 | Skøyen | 88.4 |
Bergen | 6.3 | Klosterhaugen | 98.9 | |
Trondheim | 6.7 | Torvet | 86.3 | |
Iceland | Reykjavík*** | 4.9 | Kópavogur Dalsmári | 99.9 |
Country | City | PM2.5 annual average µg/m3 | Rural and rural background station name | Data coverage % |
Sweden | Stockholm | 3.9 | Norr Malma | 99.95 |
Göteborg* | 9.1 | Råö | 97.8 | |
Malmö** | t.u. (5.6) | Hallahus | 76.8 | |
Denmark | København | 7.4 | Risø | 93.5 |
Aarhus***,§1 | 7.4 | Risø (130 km) | 93.5 | |
Odense***,§1 | 7.4 | Risø (110 km) | 93.5 | |
Finland | Helsinki | 4.5 | Luukki | 98.7 |
Tampere***,§2 | 4.5 | Luukki (140 km) | 98.7 | |
Oulu** | 2.1 | Matorova (330 km) | 99.5 | |
Norway | Oslo | 2.8 | Hurdal25 | 95.3 |
Bergen*4 | - - - | no suitable st. | - - - | |
Trondheim*** | 2.1 | Kårvatn (110 km) | 91.2 | |
Iceland | Reykjavík*5 | 3.9 | Gröf | 96,3 |