Past 24 Hours Pollutant Concentration Summary

Mong Kok
Date TimeNO2O3SO2COPM10PM2.5
2020-01-19 21:0071.110.53.41,113.062.443.8
2020-01-19 20:0081.89.73.71,149.863.144.4
2020-01-19 19:0082.810.44.51,086.164.144.3
2020-01-19 18:00102.15.06.61,136.870.446.8
2020-01-19 17:00106.25.76.81,115.469.344.2
2020-01-19 16:00109.29.86.81,121.169.643.1
2020-01-19 15:0091.311.46.61,059.265.141.5
2020-01-19 14:0096.313.45.71,007.357.738.8
2020-01-19 13:0094.212.75.31,021.247.431.8
2020-01-19 12:0076.620.53.9935.843.428.5
2020-01-19 11:0057.917.53.5931.642.726.8
2020-01-19 10:0066.414.42.9944.942.826.9
2020-01-19 09:0054.424.61.8822.334.221.9
2020-01-19 08:0061.730.91.6758.127.916.7
2020-01-19 07:0051.137.61.6778.628.218.0
2020-01-19 06:0036.950.71.3795.124.716.2
2020-01-19 05:0039.156.01.4818.222.614.8
2020-01-19 04:0037.058.21.5768.222.915.4
2020-01-19 03:0041.153.61.1868.422.414.9
2020-01-19 02:0051.448.31.6860.222.614.4
2020-01-19 01:0056.341.91.6794.026.617.2
2020-01-19 00:0087.424.12.5912.529.620.3
2020-01-18 23:0093.921.32.7946.530.521.7
2020-01-18 22:0088.327.62.5924.634.325.9
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:21:07 19-01-2020