Tamil Nadu air quality
Updated 25/10, 10:31
The data may not be up to date.
Current AQI
US EPA scale · observed at 10:30
45
GoodAir quality is good; enjoy outdoor activities.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 5,8 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 7,3 µg/m³ | Particles ≤ 10 µm |
| O₃ | 63 µg/m³ | Ozone |
| NO₂ | 6,4 µg/m³ | Nitrogen dioxide |
| SO₂ | 8,5 µg/m³ | Sulphur dioxide |
| CO | 275 µg/m³ | Carbon monoxide |
AQI, next 22 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 12:30 | 44 | Good |
| 13:30 | 42 | Good |
| 14:30 | 41 | Good |
| 15:30 | 39 | Good |
| 16:30 | 38 | Good |
| 17:30 | 37 | Good |
| 18:30 | 37 | Good |
| 19:30 | 36 | Good |
| 20:30 | 35 | Good |
| 21:30 | 35 | Good |
| 22:30 | 33 | Good |
| 23:30 | 33 | Good |
| 00:30 | 33 | Good |
| 01:30 | 33 | Good |
| 02:30 | 35 | Good |
| 03:30 | 37 | Good |
| 04:30 | 40 | Good |
| 05:30 | 44 | Good |
| 06:30 | 48 | Good |
| 07:30 | 51 | Moderate |
| 08:30 | 53 | Moderate |
| 09:30 | 55 | Moderate |