Zanjan air quality
Updated 01/10, 03:56
The data may not be up to date.
Current AQI
US EPA scale · observed at 03:30
52
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 8,1 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 14,3 µg/m³ | Particles ≤ 10 µm |
| O₃ | 69 µg/m³ | Ozone |
| NO₂ | 7,7 µg/m³ | Nitrogen dioxide |
| SO₂ | 2,4 µg/m³ | Sulphur dioxide |
| CO | 289 µg/m³ | Carbon monoxide |