| År | Station | Nationell stationskod | Klassificering | Inlet-id | Medel Bensen µg/m³ (MKN=5, EU2030=3.4, Miljömål=1) | Antal dygn | Antal timmar | Tidsupplösning |
|---|---|---|---|---|---|---|---|---|
| 2003 | Timrå | 144 | Urban Background | 153 | 1.48 | 176 | Week | |
| 2003 | Timrå Köpmangatan | 9604 | Urban Traffic | 1433 | 1.84 | 87 | Week | |
| 2003 | Örnsköldsvik | 620 | Urban Background | 237 | 1.90 | 176 | Week |