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Tseung Kwan O
Date TimeNO2O3SO2COPM10PM2.5
2021-10-22 04:0013.644.51.5415.27.34.9
2021-10-22 03:0017.344.30.8470.111.25.2
2021-10-22 02:0015.648.20.9470.611.34.4
2021-10-22 01:0015.851.71.1469.510.67.2
2021-10-22 00:0017.752.71.0474.313.07.5
2021-10-21 23:0020.151.11.3481.322.110.1
2021-10-21 22:0022.150.11.4497.624.99.1
2021-10-21 21:0026.347.61.6500.119.59.6
2021-10-21 20:0024.750.11.6501.114.96.6
2021-10-21 19:0038.637.91.5548.213.13.2
2021-10-21 18:0048.527.31.3554.621.84.2
2021-10-21 17:0033.241.71.5506.024.54.4
2021-10-21 16:0027.547.31.8469.023.57.5
2021-10-21 15:0029.148.01.5465.921.99.1
2021-10-21 14:0030.253.61.3485.622.98.7
2021-10-21 13:0021.462.01.2479.721.98.8
2021-10-21 12:0015.282.01.7409.217.68.2
2021-10-21 11:0014.790.71.3372.015.610.6
2021-10-21 10:006.987.41.2339.516.910.1
2021-10-21 09:0015.970.51.4413.016.17.5
2021-10-21 08:0041.027.02.5529.215.47.4
2021-10-21 07:0053.68.42.1567.913.16.7
2021-10-21 06:0034.023.01.3404.413.28.8
2021-10-21 05:0026.733.51.2409.714.98.2
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: 04:07 22-10-2021