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Pollutant and AQHI Distribution

(At 2020-07-11 22:00)


General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Central/Western1323.63.512.77.72
Southern29.512.32.8239.411.33.52
Eastern2010.12.1209.32
Kwun Tong38.85.851392
Sham Shui Po21.519.62.99.32.82
Kwai Chung39.90.61220.59.92
Tsuen Wan283.96.4406.314.77.52
Tseung Kwan O2119.24.1541.115.74.22
Yuen Long15.115.93376.916.79.42
Tuen Mun10.423.61.8453.721.99.92
Tung Chung2.133.31.1190.68.82.32
Tai Po26.316.24.29.95.72
Sha Tin20.716.96.413.27.52
North17.321.86.3234.69.57.52
Tap Mun7.830.13.7131.710.45.52

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay38124.6871.128.919.42
Central44.415.23.6650.515.692
Mong Kok61.76.45.3757.312.57.22


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.