Gauteng air quality
Updated 17/10, 07:00
The data may not be up to date.
Current AQI
US EPA scale · observed at 07:00
91
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 13,7 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 14,1 µg/m³ | Particles ≤ 10 µm |
| O₃ | 88 µg/m³ | Ozone |
| NO₂ | 12,7 µg/m³ | Nitrogen dioxide |
| SO₂ | 22,6 µg/m³ | Sulphur dioxide |
| CO | 351 µg/m³ | Carbon monoxide |
AQI, next 14 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 17:00 | 143 | Unhealthy for sensitive groups |
| 18:00 | 154 | Unhealthy |
| 19:00 | 157 | Unhealthy |
| 20:00 | 153 | Unhealthy |
| 21:00 | 141 | Unhealthy for sensitive groups |
| 22:00 | 121 | Unhealthy for sensitive groups |
| 23:00 | 96 | Moderate |
| 00:00 | 75 | Moderate |
| 01:00 | 73 | Moderate |
| 02:00 | 73 | Moderate |
| 03:00 | 75 | Moderate |
| 04:00 | 77 | Moderate |
| 05:00 | 79 | Moderate |
| 06:00 | 80 | Moderate |