Air quality in Hejiang today
China · Updated Friday 15:00 (local time) · Model data from the Copernicus Atmosphere Monitoring Service
Very poor European AQI
Cut down time and effort outdoors; sensitive groups should avoid it.
Pollutants right now
| Pollutant | Value | Level |
|---|---|---|
| PM2.5 | 29 µg/m³ | Poor |
| PM10 | 29 µg/m³ | Fair |
| NO₂ | 2 µg/m³ | Good |
| O₃ | 166 µg/m³ | Poor |
The pollutant that matters most in Hejiang right now is O₃.
Forecast: next 24 hours
Over the next 24 hours the air in Hejiang is expected to be worst around Fri 16:00 (AQI 89, very poor). The cleanest hour is expected around Sat 10:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Fri 16:00 | 89 | Very poor | 28 |
| Fri 19:00 | 67 | Poor | 29 |
| Fri 22:00 | 52 | Moderate | 37 |
| Sat 01:00 | 52 | Moderate | 36 |
| Sat 04:00 | 55 | Moderate | 41 |
| Sat 07:00 | 55 | Moderate | 41 |
| Sat 10:00 | 49 | Moderate | 30 |
| Sat 13:00 | 68 | Poor | 22 |
The last 30 days
Over the last 30 days the average daily AQI in Hejiang was 52, with 4 day(s) rated poor or worse. The cleanest day was 10 Sept, the most polluted 1 Sept.
Questions and answers
- Is the air in Hejiang good today?
- Right now the European Air Quality Index in Hejiang is 86, which is very poor. Cut down time and effort outdoors; sensitive groups should avoid it.
- What pollutes the air in Hejiang?
- At the moment O₃ contributes most to the air quality index in Hejiang. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Hejiang be cleanest?
- Over the next 24 hours the air in Hejiang is expected to be worst around Fri 16:00 (AQI 89, very poor). The cleanest hour is expected around Sat 10:00.
- 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.