Howrah air quality
Updated 01/10, 05:31
The data may not be up to date.
Current AQI
US EPA scale · observed at 05:30
164
UnhealthyEveryone should reduce outdoor activity; sensitive groups should stay indoors.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 46,6 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 50,6 µg/m³ | Particles ≤ 10 µm |
| O₃ | 55 µg/m³ | Ozone |
| NO₂ | 14 µg/m³ | Nitrogen dioxide |
| SO₂ | 14,9 µg/m³ | Sulphur dioxide |
| CO | 662 µg/m³ | Carbon monoxide |