Past 24 Hours Pollutant Concentration Summary

Mong Kok
Date TimeNO2O3SO2COPM10PM2.5
2019-10-19 18:00144.854.24.2974.266.643.3
2019-10-19 17:00141.155.84.4949.266.043.2
2019-10-19 16:00160.443.15.11,038.369.045.6
2019-10-19 15:00144.554.75.4964.164.842.9
2019-10-19 14:00135.666.05.8877.257.940.0
2019-10-19 13:00109.281.46.5870.655.439.3
2019-10-19 12:00108.368.47.1852.953.137.2
2019-10-19 11:00127.542.88.1872.350.334.9
2019-10-19 10:0087.060.97.9835.149.933.9
2019-10-19 09:0080.251.28.5831.052.436.2
2019-10-19 08:0060.261.27.8763.457.640.0
2019-10-19 07:0047.866.26.6772.860.941.5
2019-10-19 06:0045.660.94.4876.057.739.9
2019-10-19 05:0046.275.03.5911.450.734.3
2019-10-19 04:0037.0114.23.8816.048.732.7
2019-10-19 03:0057.0103.83.9998.153.335.7
2019-10-19 02:0058.2108.24.1912.460.040.3
2019-10-19 01:00127.856.75.11,069.071.048.3
2019-10-19 00:00141.942.15.91,110.674.248.2
2019-10-18 23:00174.334.87.51,049.175.250.3
2019-10-18 22:00175.328.99.41,028.171.948.1
2019-10-18 21:00183.137.28.6986.068.745.6
2019-10-18 20:00191.641.77.8934.767.344.8
2019-10-18 19:00199.541.57.8954.564.840.8
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:18:07 19-10-2019