(At 2024-05-29 01:00)


General Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Central/Western8.5123.32.627.68.65
Southern6.9113.41.8349.531.66.54
Eastern12123.70.928.99.95
Kwun Tong13.6-0.826.59.25
Sham Shui Po10.9-3.121.574
Kwai Chung9.8-1.623.612.14
Tsuen Wan12.4110.22.1303.719.49.14
Tseung Kwan O5.4128.93.1265.635.111.55
Yuen Long6.8126.21.7286.7166.84
Tuen Mun6-3624.72112.14
Tung Chung6.8112.30.6366.421.911.94
Tai Po4.4127.71.624.99.54
Sha Tin5.5-1.619.575
North5.9122.63.3246.418.910.54
Tap Mun----28.811.15

Roadside Stations
Pollutant Concentrations(μg/m3)
Station NamesNO2O3SO2COPM10PM2.5AQHI
Causeway Bay31.6100.41.5324.232.110.65
Central17.4116.61.5165.327.410.65
Mong Kok31.4100.91.6339.424.98.35*


Remarks:

(1) Time shown is in Hong Kong time.

(2) Concentration shown is in microgram per cubic metre (µg/m3).

(3) Abbreviation:
NO2 - nitrogen dioxide, O3 - ozone,
SO2 - sulphur dioxide, CO - carbon monoxide,
PM10 - respirable suspended particulates,
PM2.5 - fine suspended particulates

(4) The Pollutant concentration and AQHI information are based on real time data taken directly from EPD's Air Quality Monitoring Network.

(5) In case of equipment or station suspension due to repair and maintenance, the data collection for calculation of AQHI at station will be affected, the data of similar stations will then be adopted. Such AQHI will be shown with an asterisk.


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Last revision date: 01:07 29-05-2024