Welcome to Environmental Protection Department Air Quality Health Index Website


Tseung Kwan O
Date TimeNO2O3SO2COPM10PM2.5
2024-04-25 22:0018.566.71.5298.020.710.5
2024-04-25 21:0017.763.51.7305.219.811.5
2024-04-25 20:0042.39.51.7384.714.910.9
2024-04-25 19:0035.218.72.4219.514.611.4
2024-04-25 18:0034.924.51.6198.420.415.6
2024-04-25 17:0027.839.62.2190.224.316.5
2024-04-25 16:0039.351.62.1234.319.211.9
2024-04-25 15:0024.274.51.9224.77.35.6
2024-04-25 14:0020.050.21.7187.46.22.5
2024-04-25 13:0015.135.71.8131.117.96.6
2024-04-25 12:0022.828.92.1162.123.512.0
2024-04-25 11:0053.929.02.1427.420.713.7
2024-04-25 10:0054.144.01.4438.916.612.6
2024-04-25 09:0043.064.51.3353.89.95.9
2024-04-25 08:0024.488.62.0289.78.56.1
2024-04-25 07:0020.798.81.2282.64.94.7
2024-04-25 06:0010.9110.02.0253.57.14.0
2024-04-25 05:006.9112.61.4227.115.59.1
2024-04-25 04:006.795.52.3251.113.49.5
2024-04-25 03:0017.580.91.1250.513.08.9
2024-04-25 02:008.891.51.4233.419.68.6
2024-04-25 01:0011.789.31.3226.125.314.6
2024-04-25 00:0018.175.81.4248.725.221.0
2024-04-24 23:0027.159.91.3344.925.319.6
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: 22:07 25-04-2024