広東 air quality
Updated 10/21 12:01
The data may not be up to date.
Current AQI
US EPA scale · observed at 12:00
179
UnhealthyEveryone should reduce outdoor activity; sensitive groups should stay indoors.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 26,3 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 26,4 µg/m³ | Particles ≤ 10 µm |
| O₃ | 191 µg/m³ | Ozone |
| NO₂ | 2,5 µg/m³ | Nitrogen dioxide |
| SO₂ | 6,1 µg/m³ | Sulphur dioxide |
| CO | 310 µg/m³ | Carbon monoxide |
AQI, next 23 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 13:00 | 179 | Unhealthy |
| 14:00 | 179 | Unhealthy |
| 15:00 | 179 | Unhealthy |
| 16:00 | 179 | Unhealthy |
| 17:00 | 179 | Unhealthy |
| 18:00 | 178 | Unhealthy |
| 19:00 | 178 | Unhealthy |
| 20:00 | 176 | Unhealthy |
| 21:00 | 172 | Unhealthy |
| 22:00 | 168 | Unhealthy |
| 23:00 | 163 | Unhealthy |
| 00:00 | 159 | Unhealthy |
| 01:00 | 154 | Unhealthy |
| 02:00 | 150 | Unhealthy for sensitive groups |
| 03:00 | 137 | Unhealthy for sensitive groups |
| 04:00 | 125 | Unhealthy for sensitive groups |
| 05:00 | 113 | Unhealthy for sensitive groups |
| 06:00 | 102 | Unhealthy for sensitive groups |
| 07:00 | 92 | Moderate |
| 08:00 | 83 | Moderate |
| 09:00 | 75 | Moderate |
| 10:00 | 71 | Moderate |
| 11:00 | 70 | Moderate |