Hoàn Kiếm air quality
Updated 10. 18. 12:00
The data may not be up to date.
Current AQI
US EPA scale · observed at 12:00
87
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 23,2 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 27,8 µg/m³ | Particles ≤ 10 µm |
| O₃ | 155 µg/m³ | Ozone |
| NO₂ | 5 µg/m³ | Nitrogen dioxide |
| SO₂ | 21,6 µg/m³ | Sulphur dioxide |
| CO | 309 µg/m³ | Carbon monoxide |