Ratchathewi air quality
Updated 13/10, 09:41
The data may not be up to date.
Current AQI
US EPA scale · observed at 09:00
96
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 37 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 38,1 µg/m³ | Particles ≤ 10 µm |
| O₃ | 143 µg/m³ | Ozone |
| NO₂ | 37,3 µg/m³ | Nitrogen dioxide |
| SO₂ | 24,3 µg/m³ | Sulphur dioxide |
| CO | 1.380 µg/m³ | Carbon monoxide |
AQI, next 15 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 18:00 | 211 | Very unhealthy |
| 19:00 | 209 | Very unhealthy |
| 20:00 | 202 | Very unhealthy |
| 21:00 | 181 | Unhealthy |
| 22:00 | 151 | Unhealthy |
| 23:00 | 108 | Unhealthy for sensitive groups |
| 00:00 | 83 | Moderate |
| 01:00 | 82 | Moderate |
| 02:00 | 82 | Moderate |
| 03:00 | 81 | Moderate |
| 04:00 | 81 | Moderate |
| 05:00 | 80 | Moderate |
| 06:00 | 78 | Moderate |
| 07:00 | 77 | Moderate |
| 08:00 | 75 | Moderate |