| År | Station | Nationell stationskod | Klassificering | Inlet-id | Medel Bensen µg/m³ (MKN=5, Miljömål=1) | Antal dygn | Antal timmar | Tidsupplösning |
|---|---|---|---|---|---|---|---|---|
| 2000 | Kungälv | 126 | Urban Background | 1376 | 2.29 | 93 | Week | |
| 1999 | Kungälv | 126 | Urban Background | 1376 | 2.71 | 183 | Week | |
| 1998 | Kungälv | 126 | Urban Background | 1376 | 3.13 | 162 | Week |