Air Quality Health Index
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AQHI
AQHI And Forecast
Past 24 Hours AQHI
Past 24 Hours Pollutant Concentration
Pollutant and AQHI Distribution
Added Health Risk
Statistics of AQHI
Past AQHI Records
AQHI Monthly Summary
What's AQHI
About AQHI
FAQs
Health Advice
Health Advice
Health Effects
Sources of Air Pollutants
Health Effects of Air Pollutants
Others
Monitoring Network
Air Quality Monitoring Network
Air Quality Monitoring Stations
Air Quality Monitoring Equipment
Annual AQI
Latest Annual AQI
Annual AQI Trend
Download
AQHI Mobile Apps
Air Quality Reports
AQHI Leaflet and Poster
Past Air Quality Monitoring Data
Related Websites
Air Pollution Index (1995 - 2013)
A Study of the Air Pollution Index Reporting System
Other Related Websites
Clean Air and You
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Annual AQI
Annual AQI Trend
Annual AQI Trend
General Stations
Central/Western
Southern
Eastern
Kwun Tong
Sham Shui Po
Kwai Chung
Tsuen Wan
Tseung Kwan O
Yuen Long
Tuen Mun
Tung Chung
Tai Po
Sha Tin
North
Tap Mun
Roadside Stations
Causeway Bay
Central
Mong Kok
Annual AQI Trend
Air Pollutant Concentrations Trend
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Air Pollutant Concentrations Trend - North
YEAR
NO
2
PM
10
PM
2.5
2020
NA
NA
NA
* Pollutant concentrations in micrograms per cubic metre (μg/m
3
)
AAQI Long Term Trend - North
YEAR
NO
2
PM
10
PM
2.5
2020
NA
NA
NA
