Sun Tin Wai air quality
Updated 10. 19. 08:01
The data may not be up to date.
Current AQI
US EPA scale · observed at 08:00
91
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 51,2 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 51,7 µg/m³ | Particles ≤ 10 µm |
| O₃ | 32 µg/m³ | Ozone |
| NO₂ | 80,9 µg/m³ | Nitrogen dioxide |
| SO₂ | 73,7 µg/m³ | Sulphur dioxide |
| CO | 431 µg/m³ | Carbon monoxide |
AQI, next 4 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 04:00 | 114 | Unhealthy for sensitive groups |
| 05:00 | 111 | Unhealthy for sensitive groups |
| 06:00 | 108 | Unhealthy for sensitive groups |
| 07:00 | 105 | Unhealthy for sensitive groups |