| År | Station | Nationell stationskod | Klassificering | Inlet-id | Medel Bensen µg/m³ (MKN=5, EU2030=3.4, Miljömål=1) | Antal dygn | Antal timmar | Tidsupplösning |
|---|---|---|---|---|---|---|---|---|
| 2006 | Kramfors | 6786 | Urban Background | 1373 | 1.46 | 121 | Week | |
| 2006 | Sollefteå Urban | 12036 | Urban Background | 1415 | 1.71 | 168 | Week | |
| 2006 | Timrå | 144 | Urban Background | 153 | 1.12 | 183 | Week |