Past Record of Air Pollution Index (English Version) - Past Record of Air Pollution Index (English)

Data Resource Details

Dataset	Past Record of Air Pollution Index (English Version)
Data Providers	Environmental Protection Department
Data Category	Environment
Format	API
API	Available
Update Frequency	Only the hourly Air Pollution Index (API) of the period from July 1999 to December 2013 is available

URL https://portal.csdi.gov.hk/geoportal/?datasetId=epd_rcd_1633319070173_94630&lang=en

Description

Hourly Air Pollution Index (API) at different Air Quality Monitoring stations in Jul.1999.

The API is a simple way of describing air pollution levels. In Hong Kong, the API converts air pollution data from several types of pollutants into a value ranging from 0 to 500. Since API has been replaced by AQHI on 30 December 2013, please refer to the archive of API webpage, if you want to have the information of API.

The above external links lead to a collection of CSV files containing past hourly API data from July 1999 to December 2013.

The Air Pollution Index has been replaced by the Air Quality Health Index (AQHI) since 30 December 2013. At present, there are 3 roadside and 12 general stations reporting AQHI. Please refer to the thematic page of AQHI for more information.

Additional Information of Data Resource

Date Created	2023-03-24
Date Published	2023-03-24
Content Language	English

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