Hanoi air quality
Updated 26/10, 13.00
The data may not be up to date.
Current AQI
US EPA scale · observed at 13.00
100
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 26,4 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 27,2 µg/m³ | Particles ≤ 10 µm |
| O₃ | 194 µg/m³ | Ozone |
| NO₂ | 5,7 µg/m³ | Nitrogen dioxide |
| SO₂ | 23,3 µg/m³ | Sulphur dioxide |
| CO | 528 µg/m³ | Carbon monoxide |
AQI, next 23 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 14:00 | 99 | Moderate |
| 15:00 | 120 | Unhealthy for sensitive groups |
| 16:00 | 142 | Unhealthy for sensitive groups |
| 17:00 | 154 | Unhealthy |
| 18:00 | 158 | Unhealthy |
| 19:00 | 152 | Unhealthy |
| 20:00 | 136 | Unhealthy for sensitive groups |
| 21:00 | 111 | Unhealthy for sensitive groups |
| 22:00 | 100 | Moderate |
| 23:00 | 103 | Unhealthy for sensitive groups |
| 00:00 | 108 | Unhealthy for sensitive groups |
| 01:00 | 114 | Unhealthy for sensitive groups |
| 02:00 | 118 | Unhealthy for sensitive groups |
| 03:00 | 121 | Unhealthy for sensitive groups |
| 04:00 | 124 | Unhealthy for sensitive groups |
| 05:00 | 126 | Unhealthy for sensitive groups |
| 06:00 | 129 | Unhealthy for sensitive groups |
| 07:00 | 133 | Unhealthy for sensitive groups |
| 08:00 | 138 | Unhealthy for sensitive groups |
| 09:00 | 142 | Unhealthy for sensitive groups |
| 10:00 | 147 | Unhealthy for sensitive groups |
| 11:00 | 149 | Unhealthy for sensitive groups |
| 12:00 | 150 | Unhealthy for sensitive groups |