Zhengding air quality
Updated 30/09, 20:43
The data may not be up to date.
Current AQI
US EPA scale · observed at 20:00
79
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 22,5 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 34,3 µg/m³ | Particles ≤ 10 µm |
| O₃ | 3 µg/m³ | Ozone |
| NO₂ | 59,5 µg/m³ | Nitrogen dioxide |
| SO₂ | 10,5 µg/m³ | Sulphur dioxide |
| CO | 1.647 µg/m³ | Carbon monoxide |