| Type of site | Location | O₃ | PM10 | PM2.5 | NO₂ |
|---|---|---|---|---|---|
| Urban, traffic | Bern-Bollwerk | 36 | 18 | 9 | 20 |
| Urban, traffic | Lausanne-César-Roux | 40 | 13 | 7 | 20 |
| Urban | Lugano-Università | 103 | 15 | 10 | 17 |
| Urban | Zürich-Kaserne | 61 | 14 | 9 | 18 |
| Suburban | Basel-Binningen | 62 | 13 | 9 | 13 |
| Suburban | Dübendorf-Empa | 63 | 13 | 9 | 17 |
| Rural, motorway | Härkingen-A1 | 55 | 13 | 7 | 20 |
| Rural, motorway | Sion-Aéroport-A9 | 35 | 17 | 8 | 22 |
| Rural, < 1000 m | Magadino-Cadenazzo | 100 | 15 | 12 | 12 |
| Rural, < 1000 m | Payerne | 61 | 11 | 8 | 9 |
| Rural, < 1000 m | Tänikon | 56 | 11 | 7 | 8 |
| Rural, < 1000 m | Beromünster | 70 | 9 | 6 | 6 |
| Rural, > 1000 m | Chaumont | 70 | 7 | * | 3 |
| Rural, > 1000 m | Rigi-Seebodenalp | 66 | 7 | 4 | 4 |
| Rural, > 1000 m | Davos-Seehornwald | 1 | 5 | * | 2 |
| High alpine | Jungfraujoch | 3 | 4 | 2 | 0 |
| Ambient air quality standard [µg/m³] | — | 20 | 10 | 30 | |
| ≤ Ambient air quality standard | |
| > Ambient air quality standard | |
| — | no current data |
| * | not measured at this site |
O₃: Number of days with exceedances of the hourly limit (120 µg/m³) value in the last 365 days
PM10, PM2.5, NO₂: Average of the last 365 days [µg/m³]
Source: NABEL, provisional data