Pollutant and AQHI Distribution

(At 2018-06-18 07:00)

General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Kwun Tong73.311.117.323.1193
Sham Shui Po75.92.635.829.517.13
Kwai Chung88.34.932.936.627.63
Tsuen Wan73.47.320.9501.928.719.63
Tseung Kwan O73.51112.1628.921.612.73
Yuen Long42.536.713.6377.921.719.93
Tuen Mun29.958.910.5660.138.8223
Tung Chung32.527.17.954624.514.92
Tai Po52.711.615.532.122.52
Sha Tin48.528.614.530.120.13
Tap Mun20.750.27.458429.119.43

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay74.87.47891.930.219.63
Mong Kok82.43.137.9745.32.30.53


(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:07:07 18-06-2018