Air quality in Zhangye today
China · Updated Friday 11:00 (local time) · Model data from the Copernicus Atmosphere Monitoring Service
Fair European AQI
Fine for almost everyone.
Pollutants right now
| Pollutant | Value | Level |
|---|---|---|
| PM2.5 | 2 µg/m³ | Good |
| PM10 | 5 µg/m³ | Good |
| NO₂ | 2 µg/m³ | Good |
| O₃ | 91 µg/m³ | Fair |
The pollutant that matters most in Zhangye right now is O₃.
Forecast: next 24 hours
Over the next 24 hours the air in Zhangye is expected to be worst around Fri 16:00 (AQI 59, moderate). The cleanest hour is expected around Sat 06:00.
| Time | AQI | Level | PM2.5 |
|---|---|---|---|
| Fri 12:00 | 44 | Moderate | 3 |
| Fri 15:00 | 58 | Moderate | 4 |
| Fri 18:00 | 49 | Moderate | 4 |
| Fri 21:00 | 35 | Fair | 9 |
| Sat 00:00 | 34 | Fair | 11 |
| Sat 03:00 | 23 | Fair | 7 |
| Sat 06:00 | 20 | Good | 5 |
| Sat 09:00 | 24 | Fair | 7 |
The last 30 days
Over the last 30 days the average daily AQI in Zhangye was 42, with 1 day(s) rated poor or worse. The cleanest day was 8 Sept, the most polluted 6 Sept.
Questions and answers
- Is the air in Zhangye good today?
- Right now the European Air Quality Index in Zhangye is 36, which is fair. Fine for almost everyone.
- What pollutes the air in Zhangye?
- At the moment O₃ contributes most to the air quality index in Zhangye. The index takes the worst of fine particles (PM2.5), coarser particles (PM10), nitrogen dioxide, ozone and sulphur dioxide.
- When will the air in Zhangye be cleanest?
- Over the next 24 hours the air in Zhangye is expected to be worst around Fri 16:00 (AQI 59, moderate). The cleanest hour is expected around Sat 06:00.
- 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.