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Pollutant and AQHI Distribution

(At 2018-02-26 08:00)

General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Kwun Tong32.924.32.218.8132
Sham Shui Po36.615.72.413.9-2
Kwai Chung33.321.60.516.414.82
Tsuen Wan36.620.12.9113016.8102
Tseung Kwan O21.336.92.6567.5822
Yuen Long28.520.66.2514.113.1-2
Tuen Mun22.722.64.2853.519.1162
Tung Chung14.522.17.1754.512.99.42
Tai Po34.723.90.314.111.82
Sha Tin32.922.33.715.212.62
Tap Mun5.147.65.7587.518.612.52

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay80.82.19.71120.828.118.62
Mong Kok55.66.32.174319.315.12


(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.

Last revision date:08:05 26-02-2018