District of Columbia air quality
Updated 25/10, 02:00
The data may not be up to date.
Current AQI
US EPA scale · observed at 02:00
60
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 18,1 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 20,4 µg/m³ | Particles ≤ 10 µm |
| O₃ | 34 µg/m³ | Ozone |
| NO₂ | 28,4 µg/m³ | Nitrogen dioxide |
| SO₂ | 2,2 µg/m³ | Sulphur dioxide |
| CO | 310 µg/m³ | Carbon monoxide |
AQI, next 11 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 15:00 | 68 | Moderate |
| 16:00 | 68 | Moderate |
| 17:00 | 69 | Moderate |
| 18:00 | 69 | Moderate |
| 19:00 | 70 | Moderate |
| 20:00 | 71 | Moderate |
| 21:00 | 72 | Moderate |
| 22:00 | 74 | Moderate |
| 23:00 | 75 | Moderate |
| 00:00 | 76 | Moderate |
| 01:00 | 77 | Moderate |