Past record of Air Quality Health Index (English Version)
Update Frequency: Every Six Months
Hourly Air Quality Health Index (AQHI) at different Air Quality Monitoring stations since 30 December 2013 (English Version)
Data Dictionar(ies) : http://www.aqhi.gov.hk/psi/dd/hk_aqhien_en.pdf
DATA RESOURCES 61
Download Historical Data
We have gathered historical data for your convenience. Historical data is the previous version(s) of a file(s). Specify a date range and add to the download queue.
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