Hanoi air quality
Updated 13/10, 15:00
The data may not be up to date.
Current AQI
US EPA scale · observed at 15:00
161
UnhealthyEveryone should reduce outdoor activity; sensitive groups should stay indoors.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 38,9 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 39,9 µg/m³ | Particles ≤ 10 µm |
| O₃ | 199 µg/m³ | Ozone |
| NO₂ | 2,8 µg/m³ | Nitrogen dioxide |
| SO₂ | 30,2 µg/m³ | Sulphur dioxide |
| CO | 537 µg/m³ | Carbon monoxide |
AQI, next 16 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 23:00 | 164 | Unhealthy |
| 00:00 | 165 | Unhealthy |
| 01:00 | 166 | Unhealthy |
| 02:00 | 167 | Unhealthy |
| 03:00 | 168 | Unhealthy |
| 04:00 | 169 | Unhealthy |
| 05:00 | 170 | Unhealthy |
| 06:00 | 172 | Unhealthy |
| 07:00 | 173 | Unhealthy |
| 08:00 | 175 | Unhealthy |
| 09:00 | 177 | Unhealthy |
| 10:00 | 178 | Unhealthy |
| 11:00 | 179 | Unhealthy |
| 12:00 | 180 | Unhealthy |
| 13:00 | 181 | Unhealthy |
| 14:00 | 181 | Unhealthy |