Past 24 Hours Pollutant Concentration Summary

Mong Kok
Date TimeNO2O3SO2COPM10PM2.5
2019-08-18 04:0034.519.70.9604.010.94.8
2019-08-18 03:0039.711.81.0607.510.65.1
2019-08-18 02:0032.017.91.1567.410.86.4
2019-08-18 01:0046.46.91.9581.412.48.1
2019-08-18 00:0067.61.83.9638.311.98.1
2019-08-17 23:0063.81.06.2683.413.29.5
2019-08-17 22:0069.30.39.5724.118.013.3
2019-08-17 21:0070.90.54.6841.415.112.1
2019-08-17 20:0068.92.83.5745.620.015.3
2019-08-17 19:0073.90.93.4767.016.211.5
2019-08-17 18:0067.12.42.6656.914.510.0
2019-08-17 17:0071.17.92.3569.618.713.2
2019-08-17 16:00109.49.23.2703.618.212.7
2019-08-17 15:0090.116.12.6645.419.813.3
2019-08-17 14:0078.25.83.1742.719.315.3
2019-08-17 13:0091.11.93.2888.616.513.5
2019-08-17 12:0090.64.42.7691.012.79.4
2019-08-17 11:0087.47.83.2670.322.814.5
2019-08-17 10:0084.24.76.5756.920.512.8
2019-08-17 09:0076.23.45.6678.817.710.7
2019-08-17 08:0055.16.41.6522.814.98.3
2019-08-17 07:0055.55.41.6537.414.37.4
2019-08-17 06:0035.813.60.6466.914.67.9
2019-08-17 05:0039.514.00.9472.913.77.5
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 18-08-2019