Past 24 Hours Pollutant Concentration Summary

Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2018-10-20 15:004.5132.06.7273.642.019.4
2018-10-20 14:004.8130.36.7287.638.918.1
2018-10-20 13:004.9128.46.8298.839.119.0
2018-10-20 12:005.2121.56.9291.635.117.7
2018-10-20 11:005.7110.97.3304.938.019.8
2018-10-20 10:005.9101.87.2296.831.518.0
2018-10-20 09:006.198.96.7331.834.821.1
2018-10-20 08:005.998.16.7345.037.521.7
2018-10-20 07:006.599.96.7309.035.420.7
2018-10-20 06:005.5103.26.5304.135.320.2
2018-10-20 05:006.1102.86.6321.936.419.6
2018-10-20 04:006.1102.76.5302.737.418.6
2018-10-20 03:006.0105.46.5298.135.318.8
2018-10-20 02:005.3112.36.9325.130.216.6
2018-10-20 01:00----33.218.7
2018-10-20 00:005.5120.56.5323.736.020.3
2018-10-19 23:005.3120.06.6342.138.721.7
2018-10-19 22:005.1119.06.6316.540.520.4
2018-10-19 21:005.8118.96.7329.439.120.1
2018-10-19 20:005.4124.76.7326.243.021.3
2018-10-19 19:007.0128.67.2339.145.523.4
2018-10-19 18:006.9129.27.2325.344.021.4
2018-10-19 17:005.1124.46.6322.239.020.7
2018-10-19 16:005.3135.16.7385.449.826.0
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:15:07 20-10-2018