Hanoi air quality
Updated 12/10, 17:00
The data may not be up to date.
Current AQI
US EPA scale · observed at 17:00
177
UnhealthyEveryone should reduce outdoor activity; sensitive groups should stay indoors.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 56 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 57,7 µg/m³ | Particles ≤ 10 µm |
| O₃ | 157 µg/m³ | Ozone |
| NO₂ | 28,2 µg/m³ | Nitrogen dioxide |
| SO₂ | 39,8 µg/m³ | Sulphur dioxide |
| CO | 758 µg/m³ | Carbon monoxide |
AQI, next 19 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 22:00 | 162 | Unhealthy |
| 23:00 | 162 | Unhealthy |
| 00:00 | 164 | Unhealthy |
| 01:00 | 166 | Unhealthy |
| 02:00 | 168 | Unhealthy |
| 03:00 | 170 | Unhealthy |
| 04:00 | 172 | Unhealthy |
| 05:00 | 174 | Unhealthy |
| 06:00 | 175 | Unhealthy |
| 07:00 | 176 | Unhealthy |
| 08:00 | 177 | Unhealthy |
| 09:00 | 177 | Unhealthy |
| 10:00 | 177 | Unhealthy |
| 11:00 | 176 | Unhealthy |
| 12:00 | 176 | Unhealthy |
| 13:00 | 176 | Unhealthy |
| 14:00 | 176 | Unhealthy |
| 15:00 | 176 | Unhealthy |
| 16:00 | 176 | Unhealthy |