| År | Station | Nationell stationskod | Klassificering | Inlet-id | Medel Bensen µg/m³ (MKN=5, Miljömål=1) | Antal dygn | Antal timmar | Tidsupplösning |
|---|---|---|---|---|---|---|---|---|
| 2000 | Orsa | 1720 | Urban Background | 1406 | 3.20 | 90 | Week | |
| 1999 | Orsa | 1720 | Urban Background | 1406 | 2.93 | 183 | Week | |
| 1998 | Orsa | 1720 | Urban Background | 1406 | 2.84 | 95 | Week |