Dumai air quality
Updated 17/10, 08:01
The data may not be up to date.
Current AQI
US EPA scale · observed at 08:00
159
UnhealthyEveryone should reduce outdoor activity; sensitive groups should stay indoors.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 72,9 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 74 µg/m³ | Particles ≤ 10 µm |
| O₃ | 92 µg/m³ | Ozone |
| NO₂ | 4,6 µg/m³ | Nitrogen dioxide |
| SO₂ | 6,3 µg/m³ | Sulphur dioxide |
| CO | 1.767 µg/m³ | Carbon monoxide |
AQI, next 11 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 21:00 | 173 | Unhealthy |
| 22:00 | 160 | Unhealthy |
| 23:00 | 158 | Unhealthy |
| 00:00 | 157 | Unhealthy |
| 01:00 | 155 | Unhealthy |
| 02:00 | 153 | Unhealthy |
| 03:00 | 151 | Unhealthy |
| 04:00 | 148 | Unhealthy for sensitive groups |
| 05:00 | 142 | Unhealthy for sensitive groups |
| 06:00 | 135 | Unhealthy for sensitive groups |
| 07:00 | 128 | Unhealthy for sensitive groups |