(At 2022-01-20 19:00)


General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Central/Western53.283.33.134.121.95
Southern39.492.32.5515.534.715.95
Eastern6178.3239.1175
Kwun Tong6181.65.944.820.55
Sham Shui Po108.233.55.54620.65
Kwai Chung86.540.27.532.620.94
Tsuen Wan125.59.78.1949.343.528.34
Tseung Kwan O22.1114.855253119.65
Yuen Long122.430.45.4942.249.4305
Tuen Mun7452.34686.455.631.95
Tung Chung49.931.98645.631.720.54
Tai Po31.8100.64.924.616.65
Sha Tin28.399.35.523.115.34
North44.381.63.936223.314.34
Tap Mun10130.37.9755.236.820.45

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay91.242.85.7847.644.326.15
Central122.823.36.41061.635.6225
Mong Kok12017.25.9864.446.128.85


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.


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Last revision date: 19:07 20-01-2022