Pollutant and AQHI Distribution

(At 2019-09-17 22:00)


General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Central/Western201352.3--6
Eastern44103.32.842.916.25
Kwun Tong36.2114.33.452.9295
Sham Shui Po49.2100.96.345.625.95
Kwai Chung53.170.66.332.123.54
Tsuen Wan3778.86.9474.538.325.84
Tseung Kwan O21.4130.43.4396.44423.46
Yuen Long81.9103.1817.427.720.43
Tuen Mun97.18.21.71125.328.121.94
Tung Chung59282.1606.518.715.63
Tai Po36.979.16.236.123.34
Sha Tin31.2994.934.1175
Tap Mun3.5150.34.6480.945.821.86

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay14627.34.2888.456.533.46
Central98.965.41.7842.847.430.76
Mong Kok106.457.12.4897.145.927.76


Remarks:

(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:22:07 17-09-2019