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Pollutant and AQHI Distribution

(At 2021-03-03 16:00)


General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Central/Western33.1743.245.220.14
Southern31.9801.342538.113.94
Eastern33.682.70.54616.64
Kwun Tong61.651.9160214
Sham Shui Po54.659.84.345.319.84
Kwai Chung39.866.94.434.4194
Tsuen Wan36.465.21.9443.63016.74
Tseung Kwan O12.2100.22.3746.93715.24
Yuen Long27.278.26.9547.744.418.34
Tuen Mun47.559.42.355429.418.24
Tung Chung19.771.53.1356.627.413.23
Tai Po25.290.41.832.116.44
Sha Tin18.383.17.33310.94
North26.279.82.1325.13315.24
Tap Mun5.51074.6218.631.5144

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay89.522.16.5805.863.731.14
Central7041.13.4600.449.222.64
Mong Kok-48.83.1835.243.520.54


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.