Air quality in Hengyang today
China · Updated Friday 08:00 (local time) · Model data from the Copernicus Atmosphere Monitoring Service
Moderate European AQI
Sensitive people may want to take it easier outdoors.
Pollutants right now
| Pollutant | Value | Level |
|---|---|---|
| PM2.5 | 40 µg/m³ | Poor |
| PM10 | 40 µg/m³ | Fair |
| NO₂ | 33 µg/m³ | Good |
| O₃ | 62 µg/m³ | Fair |
The pollutant that matters most in Hengyang right now is PM2.5.
Forecast: next 24 hours
Over the next 24 hours the air in Hengyang is expected to be worst around Fri 12:00 (AQI 115, extremely poor). The cleanest hour is expected around Sat 02:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Fri 09:00 | 53 | Moderate | 38 |
| Fri 12:00 | 115 | Extremely poor | 24 |
| Fri 15:00 | 104 | Extremely poor | 19 |
| Fri 18:00 | 78 | Poor | 18 |
| Fri 21:00 | 44 | Moderate | 22 |
| Sat 00:00 | 44 | Moderate | 22 |
| Sat 03:00 | 43 | Moderate | 21 |
| Sat 06:00 | 44 | Moderate | 22 |
The last 30 days
Over the last 30 days the average daily AQI in Hengyang was 61, with 14 day(s) rated poor or worse. The cleanest day was 31 Aug, the most polluted 7 Sept.
Questions and answers
- Is the air in Hengyang good today?
- Right now the European Air Quality Index in Hengyang is 54, which is moderate. Sensitive people may want to take it easier outdoors.
- What pollutes the air in Hengyang?
- At the moment PM2.5 contributes most to the air quality index in Hengyang. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Hengyang be cleanest?
- Over the next 24 hours the air in Hengyang is expected to be worst around Fri 12:00 (AQI 115, extremely poor). The cleanest hour is expected around Sat 02:00.
- Where does this data come from?
- Wheezair shows model estimates from the Copernicus Atmosphere Monitoring Service (CAMS), served by Open-Meteo: about 11 km resolution in Europe and 40 km elsewhere, updated daily. They are not station measurements, so a busy street can be worse than its city's value.