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Pollutant and AQHI Distribution

(At 2018-06-21 10:00)

General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Kwun Tong-----3
Sham Shui Po37.421.42.632.813.22
Kwai Chung71.68.915.842.720.63
Tsuen Wan40.425.45.4422.130.712.72
Tseung Kwan O3131.62.9472.222.69.12
Yuen Long35.229.45.9261.826.99.32
Tuen Mun27.6396.4536.734.2203
Tung Chung16.441.8532519.97.32
Tai Po23.924.62.423.113.92
Sha Tin2540.39.328.513.53
Tap Mun11.942.56.4443.329.417.32

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay81.67.56829.63821.13
Mong Kok6610.74.5617.531.718.53


(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.

Last revision date:10:07 21-06-2018