St Helier air quality
Updated 10. 18. 05:01
The data may not be up to date.
Current AQI
US EPA scale · observed at 05:00
33
GoodAir quality is good; enjoy outdoor activities.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 3 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 11,9 µg/m³ | Particles ≤ 10 µm |
| O₃ | 73 µg/m³ | Ozone |
| NO₂ | 1,8 µg/m³ | Nitrogen dioxide |
| SO₂ | 0,2 µg/m³ | Sulphur dioxide |
| CO | 151 µg/m³ | Carbon monoxide |
AQI, next 5 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 00:00 | 33 | Good |
| 01:00 | 33 | Good |
| 02:00 | 33 | Good |
| 03:00 | 33 | Good |
| 04:00 | 33 | Good |