信陽市 air quality
Updated 10/20 08:01
The data may not be up to date.
Current AQI
US EPA scale · observed at 08:00
76
ModerateUnusually sensitive people should limit prolonged outdoor exertion.
Pollutants
Current concentrations, µg/m³
| Pollutant | Concentration | Description |
|---|---|---|
| PM2.5 | 37,7 µg/m³ | Fine particles ≤ 2.5 µm |
| PM10 | 39,5 µg/m³ | Particles ≤ 10 µm |
| O₃ | 19 µg/m³ | Ozone |
| NO₂ | 25,9 µg/m³ | Nitrogen dioxide |
| SO₂ | 2,8 µg/m³ | Sulphur dioxide |
| CO | 442 µg/m³ | Carbon monoxide |
AQI, next 19 hours
Show data table
| Time | AQI | Level |
|---|---|---|
| 13:00 | 82 | Moderate |
| 14:00 | 82 | Moderate |
| 15:00 | 83 | Moderate |
| 16:00 | 84 | Moderate |
| 17:00 | 86 | Moderate |
| 18:00 | 88 | Moderate |
| 19:00 | 89 | Moderate |
| 20:00 | 92 | Moderate |
| 21:00 | 94 | Moderate |
| 22:00 | 97 | Moderate |
| 23:00 | 99 | Moderate |
| 00:00 | 100 | Moderate |
| 01:00 | 102 | Unhealthy for sensitive groups |
| 02:00 | 103 | Unhealthy for sensitive groups |
| 03:00 | 104 | Unhealthy for sensitive groups |
| 04:00 | 105 | Unhealthy for sensitive groups |
| 05:00 | 105 | Unhealthy for sensitive groups |
| 06:00 | 106 | Unhealthy for sensitive groups |
| 07:00 | 105 | Unhealthy for sensitive groups |