Pollutant and AQHI Distribution

(At 2019-05-20 03:00)


General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Central/Western16.536.43.619.29.92
Eastern6.9460.925.49.62
Kwun Tong17.331.35.721.9112
Sham Shui Po17.825.64.924.910.92
Kwai Chung37.24.611.628.49.12
Tsuen Wan18.815.28.8406.221.35.62
Tseung Kwan O15.128.91.8217.923.48.52
Yuen Long12.726.82.7258.324.410.32
Tuen Mun11.428.77.445824.112.12
Tung Chung4.749.74.8417.2219.82
Tai Po16.229.81.921.913.32
Sha Tin15.929.22.122.5122
Tap Mun12.820.48.9256.918.282

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay18.726.66.6653.82515.12
Central25.930.22.360023.4172
Mong Kok3514.62.7938.319.38.32


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:03:07 20-05-2019