Hourly surface ozone observations across China

Historical monitoring data of air quality sites across China (2014-2022) obtained by the China National Environmental Monitoring Center (CNEMC; https://air.cnemc.cn:18007/). Station_information.csv file provides information about the city of the station, as well as latitude and longitude.  In the ozone.zip files contains ozone concentration data from 2014 to 2022. The first row is the column names, which are the date, hour, data type, and code for each monitoring point; each of the following rows is for one type of data at a particular moment in time (unit: ug/m3, time: Beijing time;UTC + 8:00). More information about the data comes from scholar Xiaolei Wang, who has also made other data information available for download on his personal webpage (https://quotsoft.net/air/).