Welcome to Environmental Protection Department Air Quality Health Index Website


Tseung Kwan O
Date TimeNO2O3SO2COPM10PM2.5
2023-02-08 05:008.779.10.8211.921.713.1
2023-02-08 04:007.682.81.2224.720.613.3
2023-02-08 03:009.079.61.0255.121.914.6
2023-02-08 02:008.782.20.8295.320.215.0
2023-02-08 01:0010.581.61.1295.119.018.2
2023-02-08 00:0011.977.21.4278.121.419.1
2023-02-07 23:0014.973.41.8277.223.217.0
2023-02-07 22:0020.871.61.7280.018.914.5
2023-02-07 21:0023.470.82.2293.012.5-
2023-02-07 20:0026.764.62.4284.59.8-
2023-02-07 19:0024.154.91.5247.218.117.3
2023-02-07 18:0048.036.91.8284.220.712.4
2023-02-07 17:0038.646.81.9261.019.310.4
2023-02-07 16:0020.763.41.5231.119.913.2
2023-02-07 15:0031.756.41.6253.212.412.3
2023-02-07 14:0022.055.21.5244.76.7-
2023-02-07 13:008.760.91.2203.111.5-
2023-02-07 12:0010.956.21.2197.719.910.6
2023-02-07 11:0014.454.61.8244.719.811.5
2023-02-07 10:0025.143.61.9346.214.112.4
2023-02-07 09:0031.527.21.2363.412.4-
2023-02-07 08:0035.617.91.4411.417.016.6
2023-02-07 07:0037.617.61.3374.323.316.2
2023-02-07 06:0029.729.11.2308.720.612.6
Remarks:

(1) Time shown is in Hong Kong time.

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

(3) Concentration shown is in µg/m3.

(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: 05:07 08-02-2023