Pollutant and AQHI Distribution

(At 2018-03-19 08:00)

General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Kwun Tong40.957.81.458.128.14
Sham Shui Po77.418.15.746.331.54
Kwai Chung60.732.71.834.5253
Tsuen Wan47.149.22.4106124.917.93
Tseung Kwan O37.761.23.4486.639.418.14
Yuen Long49.728.55.4654.229.421.33
Tuen Mun74.811.110789.94328.13
Tung Chung33.336.812.3380.628.915.13
Tai Po46.258.30.743.624.84
Sha Tin20.576.92.624.321.94
Tap Mun7.261.95.9517.335.620.13

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay95.9117.6862.767.940.24
Mong Kok95.314.410.6833.565.939.14


(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:08:07 19-03-2018