Air Quality Levels – China

Daily information on China’s air quality:

aqicn.org (includes Beijing, Shanghai, Guangzhou, Chengdu, Hong Kong, Nanjing, Shenzen and many more)

U.S. Department of State:

Beijing, Chengdu, Guangzhou, Shanghai, Shenyang

US embassy twitter feed @beijingair

Hong Kong

AQHI (Chinese)

Clean Air Network CAN

Environmental Protection Department EPD (English)
Air Quality

Hedley Environmental Index