콜롬보구 air quality
Updated 10. 22. 09:30
Current AQI
US EPA scale · observed at 09:30
43
GoodAir quality is good; enjoy outdoor activities.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 8 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 8,9 µg/m³ | Particles ≤ 10 µm |
| O₃ | 55 µg/m³ | Ozone |
| NO₂ | 18,1 µg/m³ | Nitrogen dioxide |
| SO₂ | 5,7 µg/m³ | Sulphur dioxide |
| CO | 1.548 µg/m³ | Carbon monoxide |
AQI, next 24 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 09:30 | 43 | Good |
| 10:30 | 42 | Good |
| 11:30 | 42 | Good |
| 12:30 | 42 | Good |
| 13:30 | 41 | Good |
| 14:30 | 40 | Good |
| 15:30 | 40 | Good |
| 16:30 | 38 | Good |
| 17:30 | 37 | Good |
| 18:30 | 35 | Good |
| 19:30 | 35 | Good |
| 20:30 | 34 | Good |
| 21:30 | 33 | Good |
| 22:30 | 32 | Good |
| 23:30 | 32 | Good |
| 00:30 | 32 | Good |
| 01:30 | 32 | Good |
| 02:30 | 32 | Good |
| 03:30 | 31 | Good |
| 04:30 | 31 | Good |
| 05:30 | 31 | Good |
| 06:30 | 31 | Good |
| 07:30 | 32 | Good |
| 08:30 | 32 | Good |