| År | Station | Nationell stationskod | Klassificering | Inlet-id | Antal dygn | Årsmedel BaP in PM10 ng/m³ (MKN=1, Miljömål=0,1) | Tidsupplösning |
|---|---|---|---|---|---|---|---|
| 2005 | Örnsköldsvik | 620 | Urban Background | 3400 | 90 | 0.14 | Month |
| 2004 | Örnsköldsvik | 620 | Urban Background | 3400 | 183 | 0.22 | Month |
| 2003 | Örnsköldsvik | 620 | Urban Background | 3400 | 182 | 0.29 | Month |