| Type of site | Location | O₃ | O₃max | NO₂ | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| Urban, traffic | Bern-Bollwerk | 97 | 97 | 15 | 11 | 5 |
| Urban, traffic | Lausanne-César-Roux | 96 | 96 | 19 | 11 | 5 |
| Urban | Lugano-Università | 121 | 121 | 10 | 6 | 3 |
| Urban | Zürich-Kaserne | 129 | 129 | 17 | 11 | 6 |
| Suburban | Basel-Binningen | 118 | 123 | 10 | 15 | 12 |
| Suburban | Dübendorf-Empa | 111 | 111 | 17 | 10 | 7 |
| Rural, motorway | Härkingen-A1 | 106 | 106 | 19 | 8 | 4 |
| Rural, motorway | Sion-Aéroport-A9 | 93 | 93 | 15 | 16 | 5 |
| Rural, < 1000 m | Magadino-Cadenazzo | 119 | 119 | 7 | 9 | 3 |
| Rural, < 1000 m | Payerne | 117 | 117 | 10 | 9 | 5 |
| Rural, < 1000 m | Tänikon | 120 | 120 | 10 | 7 | 4 |
| Rural, < 1000 m | Beromünster | 122 | 122 | 15 | 6 | 4 |
| Rural, > 1000 m | Chaumont | — | 113 | 0 | 5 | * |
| Rural, > 1000 m | Rigi-Seebodenalp | 119 | 119 | — | 5 | 3 |
| Rural, > 1000 m | Davos-Seehornwald | 76 | 77 | 1 | 3 | * |
| High alpine | Jungfraujoch | 76 | 80 | 0 | 5 | 2 |
| Ambient air quality standard [µg/m³] | 120 | 120 | 80 | 50 | - | |
| ≤ Ambient air quality standard | |
| > Ambient air quality standard | |
| > 1.5 * Ambient air quality standard | |
| > 2 * Ambient air quality standard | |
| — | no current data |
| * | not measured at this site |
O3: Current hourly means [µg/m³]
O3max: Maximum hourly mean of the current day [µg/m³]
NO2, PM10, PM2.5: Mean of the latest 24 hours [µg/m³]
Source: NABEL, provisional data