Pollutant and AQHI Distribution

(At 2017-08-16 20:00)


General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Central/Western15.434.66.39.96.62
Eastern49.313.29.56.94.42
Kwun Tong71.41.811.22193
Sham Shui Po31.7166.313.66.42
Kwai Chung67.83.519.524.913.73
Tsuen Wan45.39.210.6482.516.811.32
Tseung Kwan O55.61.913.9782.814.27.32
Yuen Long41.628.910312.518.712.33
Tuen Mun39.813.16.6449.216.98.12
Tung Chung16.620.76.4427.99.57.12
Tai Po51.12.64.612.57.42
Sha Tin51.647.112.58.72
Tap Mun----24.810.91

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay148.80.213.5707.436.225.54
Central731.411.11032.315.710.52
Mong Kok78.52.62.3738.518.213.63


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:20:07 16-08-2017