(At 2023-02-07 06:00)


General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Central/Western13.1583.710.79.53
Southern54.910.18.7369.919.214.23
Eastern28.1531.419.113.13
Kwun Tong20.141.83.622.614.82
Sham Shui Po25.439.9313.813.53
Kwai Chung19.130.3410.48.92
Tsuen Wan584.212.3534.514.512.62
Tseung Kwan O29.729.11.2308.720.612.62
Yuen Long29.818.83.6698.313.310.62
Tuen Mun63.31.84.1681.137.8123
Tung Chung28.5812.1322.64.4-2
Tai Po26.632.90.714.812.32
Sha Tin38.617.41715.512.22
North24.6321.8597.68.6-2
Tap Mun9.827.55.3452.614.410.62

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay53.515.63.6637.717.114.13
Central34320.7521.620.516.53
Mong Kok3441.82600.519.514.83


Remarks:

(1) Time shown is in Hong Kong time.

(2) NO2 - nitrogen dioxide, O3 - ozone,
     SO2 - sulphur dioxide, CO - carbon monoxide,
     PM10 - respirable suspended particulates,
     PM2.5 - fine suspended particulates

(3) Concentration shown is in µg/m3.

(4) The Pollutant concentration and AQHI information are based on real time data taken directly from EPD's Air Quality Monitoring Network.

(5) In case of equipment or station suspension due to repair and maintenance, the data collection for calculation of AQHI at station will be affected, the data of similar stations will then be adopted. Such AQHI will be shown with an asterisk.


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Last revision date: 06:07 07-02-2023