Riau air quality
Updated 17/10, 08:01
The data may not be up to date.
Current AQI
US EPA scale · observed at 08:00
173
UnhealthyEveryone should reduce outdoor activity; sensitive groups should stay indoors.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 70,3 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 71,9 µg/m³ | Particles ≤ 10 µm |
| O₃ | 64 µg/m³ | Ozone |
| NO₂ | 12,2 µg/m³ | Nitrogen dioxide |
| SO₂ | 4,5 µg/m³ | Sulphur dioxide |
| CO | 1.874 µg/m³ | Carbon monoxide |
AQI, next 12 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 20:00 | 175 | Unhealthy |
| 21:00 | 173 | Unhealthy |
| 22:00 | 173 | Unhealthy |
| 23:00 | 173 | Unhealthy |
| 00:00 | 172 | Unhealthy |
| 01:00 | 172 | Unhealthy |
| 02:00 | 172 | Unhealthy |
| 03:00 | 172 | Unhealthy |
| 04:00 | 172 | Unhealthy |
| 05:00 | 172 | Unhealthy |
| 06:00 | 172 | Unhealthy |
| 07:00 | 172 | Unhealthy |