Johannesburg air quality
Updated 16/10, 07:00
The data may not be up to date.
Current AQI
US EPA scale · observed at 07:00
84
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 41,6 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 42,1 µg/m³ | Particles ≤ 10 µm |
| O₃ | 77 µg/m³ | Ozone |
| NO₂ | 25,6 µg/m³ | Nitrogen dioxide |
| SO₂ | 46,4 µg/m³ | Sulphur dioxide |
| CO | 496 µg/m³ | Carbon monoxide |
AQI, next 21 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 10:00 | 84 | Moderate |
| 11:00 | 84 | Moderate |
| 12:00 | 85 | Moderate |
| 13:00 | 85 | Moderate |
| 14:00 | 86 | Moderate |
| 15:00 | 106 | Unhealthy for sensitive groups |
| 16:00 | 129 | Unhealthy for sensitive groups |
| 17:00 | 145 | Unhealthy for sensitive groups |
| 18:00 | 153 | Unhealthy |
| 19:00 | 149 | Unhealthy for sensitive groups |
| 20:00 | 130 | Unhealthy for sensitive groups |
| 21:00 | 101 | Unhealthy for sensitive groups |
| 22:00 | 99 | Moderate |
| 23:00 | 106 | Unhealthy for sensitive groups |
| 00:00 | 114 | Unhealthy for sensitive groups |
| 01:00 | 120 | Unhealthy for sensitive groups |
| 02:00 | 120 | Unhealthy for sensitive groups |
| 03:00 | 118 | Unhealthy for sensitive groups |
| 04:00 | 115 | Unhealthy for sensitive groups |
| 05:00 | 112 | Unhealthy for sensitive groups |
| 06:00 | 108 | Unhealthy for sensitive groups |