Starting from the end of November, Changzhou Environmental Protection Bureau (EPB), based on the latest air quality standards, has been posting the ambient air quality information in the official website. Visit Changzhou EPB official website at www.czepb.com and click on "Air Quality Information (AQI),� you will be able to view the details. You can also find travel recommendations, as well as various considerations for susceptible people, by clicking on the the AQI icon of each monitoring point.

Six state-controlled sites, namely Changzhou Monitoring Center, Changzhou Institute of Technology, Changzhou Urban Construction College, Wujin Monitoring Station, Anjia and Lucheng, are all included in the scope of information release, covering 9 indicators of sulfur dioxide, nitrogen dioxide, carbon monoxide, ozone, respirable particulate matter (PM10), fine particulate matter (PM2.5), AQI hour report and AQI daily report. The air quality levels are identified with green, yellow, orange, red, purple, brown and red.