Welcome to Environmental Protection Department Air Quality Health Index Website


Kwun Tong
Date TimeNO2O3SO2COPM10PM2.5
2024-04-26 18:0037.012.51.3-20.99.1
2024-04-26 17:0040.310.61.2-23.212.1
2024-04-26 16:0042.510.11.4-20.59.9
2024-04-26 15:0036.813.40.9-20.511.1
2024-04-26 14:0042.412.91.1-25.016.5
2024-04-26 13:0083.79.51.5-18.813.4
2024-04-26 12:0079.411.01.4-10.97.1
2024-04-26 11:0076.921.50.7-8.03.5
2024-04-26 10:0055.639.20.9-7.21.3
2024-04-26 09:0036.88.21.6-13.16.7
2024-04-26 08:0041.15.82.2-13.95.4
2024-04-26 07:0043.54.92.1-17.17.4
2024-04-26 06:0047.18.91.1-19.49.3
2024-04-26 05:0022.943.70.4-16.55.6
2024-04-26 04:0014.963.40.4-24.910.1
2024-04-26 03:0016.264.20.4-25.29.0
2024-04-26 02:0024.958.40.3-22.17.4
2024-04-26 01:0029.857.00.2-19.86.7
2024-04-26 00:0033.054.80.7-16.04.7
2024-04-25 23:0032.847.30.8-17.28.1
2024-04-25 22:0039.134.40.9-20.911.6
2024-04-25 21:0053.23.92.1-24.414.2
2024-04-25 20:0046.63.21.4-20.612.4
2024-04-25 19:0049.37.01.7-16.510.1
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 is based on real time data taken directly from EPD's Air Quality Monitoring Network.

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Last revision date: 18:07 26-04-2024