チェンナイ air quality
Updated 10/18 11:30
The data may not be up to date.
Current AQI
US EPA scale · observed at 11:30
58
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 5,2 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 6,2 µg/m³ | Particles ≤ 10 µm |
| O₃ | 85 µg/m³ | Ozone |
| NO₂ | 8,6 µg/m³ | Nitrogen dioxide |
| SO₂ | 15,8 µg/m³ | Sulphur dioxide |
| CO | 298 µg/m³ | Carbon monoxide |
AQI, next 17 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 18:30 | 50 | Good |
| 19:30 | 47 | Good |
| 20:30 | 45 | Good |
| 21:30 | 43 | Good |
| 22:30 | 41 | Good |
| 23:30 | 41 | Good |
| 00:30 | 40 | Good |
| 01:30 | 39 | Good |
| 02:30 | 39 | Good |
| 03:30 | 38 | Good |
| 04:30 | 38 | Good |
| 05:30 | 37 | Good |
| 06:30 | 36 | Good |
| 07:30 | 34 | Good |
| 08:30 | 33 | Good |
| 09:30 | 32 | Good |
| 10:30 | 32 | Good |