| År | Station | Nationell stationskod | Klassificering | Inlet-id | Medel Bensen µg/m³ (MKN=5, Miljömål=1) | Antal dygn | Antal timmar | Tidsupplösning |
|---|---|---|---|---|---|---|---|---|
| 2009 | Timrå | 144 | Urban Background | 153 | 1.00 | 176 | Week | |
| 2006 | Timrå | 144 | Urban Background | 153 | 1.12 | 183 | Week | |
| 2002 | Katrineholm | 7189 | Urban Background | 1368 | 1.43 | 92 | Week | |
| 2002 | Timrå | 144 | Urban Background | 153 | 1.82 | 172 | Week | |
| 1992 | Timrå | 144 | Urban Background | 153 | 5.84 | 81 | Week |