Humboldt air quality
Updated 21/10, 19:00
The data may not be up to date.
Current AQI
US EPA scale · observed at 19:00
51
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 16 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 21,9 µg/m³ | Particles ≤ 10 µm |
| O₃ | 38 µg/m³ | Ozone |
| NO₂ | 24,8 µg/m³ | Nitrogen dioxide |
| SO₂ | 0,6 µg/m³ | Sulphur dioxide |
| CO | 178 µg/m³ | Carbon monoxide |