Heyuan air quality
Updated 17/10, 10:01
The data may not be up to date.
Current AQI
US EPA scale · observed at 10:00
89
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 22,1 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 26,5 µg/m³ | Particles ≤ 10 µm |
| O₃ | 113 µg/m³ | Ozone |
| NO₂ | 7,5 µg/m³ | Nitrogen dioxide |
| SO₂ | 5,8 µg/m³ | Sulphur dioxide |
| CO | 338 µg/m³ | Carbon monoxide |
AQI, next 3 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 07:00 | 74 | Moderate |
| 08:00 | 73 | Moderate |
| 09:00 | 72 | Moderate |