West Region air quality
Updated 13/10, 03:43
The data may not be up to date.
Current AQI
US EPA scale · observed at 03:00
122
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 | 28,6 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 51,7 µg/m³ | Particles ≤ 10 µm |
| O₃ | 38 µg/m³ | Ozone |
| NO₂ | 9,2 µg/m³ | Nitrogen dioxide |
| SO₂ | 2,2 µg/m³ | Sulphur dioxide |
| CO | 368 µg/m³ | Carbon monoxide |
AQI, next 19 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 08:00 | 105 | Unhealthy for sensitive groups |
| 09:00 | 103 | Unhealthy for sensitive groups |
| 10:00 | 101 | Unhealthy for sensitive groups |
| 11:00 | 100 | Moderate |
| 12:00 | 99 | Moderate |
| 13:00 | 97 | Moderate |
| 14:00 | 96 | Moderate |
| 15:00 | 95 | Moderate |
| 16:00 | 94 | Moderate |
| 17:00 | 93 | Moderate |
| 18:00 | 92 | Moderate |
| 19:00 | 91 | Moderate |
| 20:00 | 89 | Moderate |
| 21:00 | 86 | Moderate |
| 22:00 | 83 | Moderate |
| 23:00 | 80 | Moderate |
| 00:00 | 77 | Moderate |
| 01:00 | 75 | Moderate |
| 02:00 | 73 | Moderate |