Total hours of high and low AQHI levels
Cumulative time AQHI more than 6
Cumulative time AQHI less than 3
Central/Western
Eastern
Kwun Tong
Sham Shui Po
Kwai Chung
Tsuen Wan
Tseung Kwan O
Yuen Long
Tuen Mun
Tung Chung
Tai Po
Sha Tin
Tap Mun
Roadside Stations
Causeway Bay
Central
Mong Kok
* Top 5 AQHI readings
Source