| År | Station | Nationell stationskod | Klassificering | Inlet-id | Medel Bensen µg/m³ (MKN=5, Miljömål=1) | Antal dygn | Antal timmar | Tidsupplösning |
|---|---|---|---|---|---|---|---|---|
| 1998 | Karlstad | 127 | Urban Background | 152 | 2.27 | 176 | Week | |
| 1998 | Årjäng | 622 | Urban Background | 1454 | 3.95 | 183 | Week | |
| 1996 | Karlstad | 127 | Urban Background | 152 | 2.80 | 184 | Week | |
| 1996 | Årjäng | 622 | Urban Background | 1454 | 3.56 | 170 | Week |