Pollutant and AQHI Distribution

(At 2017-06-24 23:00)


General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Central/Western16.333.74.414.75.92
Eastern19.139.60.616.95.32
Kwun Tong604.36.833203
Sham Shui Po36.911.7711.46.32
Kwai Chung57221.625.516.22
Tsuen Wan52.62.113.9591.223.2152
Tseung Kwan O28.819.76.576621.99.62
Yuen Long29.29.98.6315.614.86.52
Tuen Mun36.65.69.4657.817.27.12
Tung Chung1036.44.7392.2135.12
Tai Po36.215.34.612.58.22
Sha Tin367.16.918.38.12
Tap Mun3.519.33.1312.518.77.22

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay74.15.85.4521.431.320.83
Central48.19.87.4260.13.10.12
Mong Kok74.21.72.2801.825.117.53


Remark:
(1) NO2 - nitrogen dioxide, O3 - ozone, SO2 - sulphur dioxide, CO - carbon monoxide, PM10/RSP - particulate matter with an aerodynamic diameter of less than 10 μm / respirable suspended particulates, PM2.5 / FSP - particulate matter with an aerodynamic diameter of less than 2.5 μm / fine suspended particulates.
(2) Concentrations in micrograms per cubic meter (μg/m3).
(3) Pollutant concentrations and AQHI information are based on raw data taken directly from EPD's Air Quality Monitoring Network.

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Last revision date:23:07 24-06-2017