Gwynedd air quality
Updated 10/19 06:01
The data may not be up to date.
Current AQI
US EPA scale · observed at 06:00
33
GoodAir quality is good; enjoy outdoor activities.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 2,1 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 6,6 µg/m³ | Particles ≤ 10 µm |
| O₃ | 68 µg/m³ | Ozone |
| NO₂ | 1,7 µg/m³ | Nitrogen dioxide |
| SO₂ | 0,2 µg/m³ | Sulphur dioxide |
| CO | 151 µg/m³ | Carbon monoxide |
AQI, next 4 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 02:00 | 24 | Good |
| 03:00 | 24 | Good |
| 04:00 | 23 | Good |
| 05:00 | 25 | Good |