첸나이 구 air quality
Updated 10. 22. 09:30
Current AQI
US EPA scale · observed at 09:30
29
GoodAir quality is good; enjoy outdoor activities.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 3,2 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 4,7 µg/m³ | Particles ≤ 10 µm |
| O₃ | 52 µg/m³ | Ozone |
| NO₂ | 3,7 µg/m³ | Nitrogen dioxide |
| SO₂ | 4,7 µg/m³ | Sulphur dioxide |
| CO | 262 µg/m³ | Carbon monoxide |
AQI, next 24 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 09:30 | 29 | Good |
| 10:30 | 28 | Good |
| 11:30 | 28 | Good |
| 12:30 | 27 | Good |
| 13:30 | 27 | Good |
| 14:30 | 27 | Good |
| 15:30 | 26 | Good |
| 16:30 | 27 | Good |
| 17:30 | 27 | Good |
| 18:30 | 28 | Good |
| 19:30 | 28 | Good |
| 20:30 | 28 | Good |
| 21:30 | 28 | Good |
| 22:30 | 28 | Good |
| 23:30 | 27 | Good |
| 00:30 | 27 | Good |
| 01:30 | 27 | Good |
| 02:30 | 27 | Good |
| 03:30 | 28 | Good |
| 04:30 | 28 | Good |
| 05:30 | 28 | Good |
| 06:30 | 28 | Good |
| 07:30 | 28 | Good |
| 08:30 | 28 | Good |