Chennai air quality
Updated 12/10, 15:31
The data may not be up to date.
Current AQI
US EPA scale · observed at 15:30
98
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 30,6 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 42,3 µg/m³ | Particles ≤ 10 µm |
| O₃ | 114 µg/m³ | Ozone |
| NO₂ | 2,1 µg/m³ | Nitrogen dioxide |
| SO₂ | 5,7 µg/m³ | Sulphur dioxide |
| CO | 252 µg/m³ | Carbon monoxide |
AQI, next 21 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 18:30 | 98 | Moderate |
| 19:30 | 98 | Moderate |
| 20:30 | 98 | Moderate |
| 21:30 | 98 | Moderate |
| 22:30 | 98 | Moderate |
| 23:30 | 98 | Moderate |
| 00:30 | 98 | Moderate |
| 01:30 | 97 | Moderate |
| 02:30 | 97 | Moderate |
| 03:30 | 97 | Moderate |
| 04:30 | 97 | Moderate |
| 05:30 | 97 | Moderate |
| 06:30 | 97 | Moderate |
| 07:30 | 97 | Moderate |
| 08:30 | 97 | Moderate |
| 09:30 | 97 | Moderate |
| 10:30 | 98 | Moderate |
| 11:30 | 98 | Moderate |
| 12:30 | 99 | Moderate |
| 13:30 | 99 | Moderate |
| 14:30 | 100 | Moderate |