Macao air quality
Updated 14/10, 09:00
The data may not be up to date.
Current AQI
US EPA scale · observed at 09:00
140
Unhealthy for sensitive groupsChildren, older adults and people with heart or lung disease should reduce outdoor activity.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 76,1 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 76,8 µg/m³ | Particles ≤ 10 µm |
| O₃ | 95 µg/m³ | Ozone |
| NO₂ | 76,1 µg/m³ | Nitrogen dioxide |
| SO₂ | 34,3 µg/m³ | Sulphur dioxide |
| CO | 594 µg/m³ | Carbon monoxide |