Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous


How to best protect from air pollution?
Reduce your air pollution exposure in Gansu
Gansu air quality data sources
Which is the most polluted city in Gansu?
Air pollution data of cities in Gansu
This hourly ranking includes 15 Gansu cities with PM2.5 AQI.