Salem air quality
Updated 13/10, 08:11
The data may not be up to date.
Current AQI
US EPA scale · observed at 07:30
94
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 37,1 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 44,7 µg/m³ | Particles ≤ 10 µm |
| O₃ | 90 µg/m³ | Ozone |
| NO₂ | 9,6 µg/m³ | Nitrogen dioxide |
| SO₂ | 15,4 µg/m³ | Sulphur dioxide |
| CO | 366 µg/m³ | Carbon monoxide |
AQI, next 15 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 16:30 | 118 | Unhealthy for sensitive groups |
| 17:30 | 128 | Unhealthy for sensitive groups |
| 18:30 | 132 | Unhealthy for sensitive groups |
| 19:30 | 130 | Unhealthy for sensitive groups |
| 20:30 | 124 | Unhealthy for sensitive groups |
| 21:30 | 114 | Unhealthy for sensitive groups |
| 22:30 | 101 | Unhealthy for sensitive groups |
| 23:30 | 96 | Moderate |
| 00:30 | 97 | Moderate |
| 01:30 | 97 | Moderate |
| 02:30 | 97 | Moderate |
| 03:30 | 97 | Moderate |
| 04:30 | 98 | Moderate |
| 05:30 | 98 | Moderate |
| 06:30 | 99 | Moderate |