Puente Alto air quality
Updated 30/09, 22:03
The data may not be up to date.
Current AQI
US EPA scale · observed at 22:00
98
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 23,5 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 24,2 µg/m³ | Particles ≤ 10 µm |
| O₃ | 76 µg/m³ | Ozone |
| NO₂ | 23,1 µg/m³ | Nitrogen dioxide |
| SO₂ | 25,8 µg/m³ | Sulphur dioxide |
| CO | 1.453 µg/m³ | Carbon monoxide |