Pollutant and AQHI Distribution

(At 2018-02-19 11:00)

General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Kwun Tong77.720.3-3829.94
Sham Shui Po7516.83.226.420.83
Kwai Chung85.79.38.737.3-3
Tsuen Wan96.84.637.91165.457.943.54
Tseung Kwan O39.14721113.61913.33
Yuen Long----38.331.43
Tuen Mun47.8288992.145.132.93
Tung Chung66.36.424.9805.555.436.73
Tai Po36.154.60.2--3
Sha Tin5146.12.235.527.63
Tap Mun15.764.96.7595.831.923.93

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay108.32101349.655.136.24
Mong Kok101.58.93.41282.44028.84


(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:11:05 19-02-2018