NavGeneral InfoEmail Print Provider AirNowMicrodata access: Download Geography China (CHN) Sichuan Coverage type Subnational Time period covered 01/2017 - 12/2017 Series or system AirNow Data type Environmental monitoring Keywords Particulate matter, Urban ambient air pollution Citation Contributors United States Environmental Protection Agency U.S. Department of State Suggested citation U.S. Department of State, United States Environmental Protection Agency. China - Chengdu AirNow Air Quality Data 2017. GHDx Entry last modified on: Mar 10, 2021