Past 24 Hours Pollutant Concentration Summary

Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2017-11-23 11:007.675.211.9720.357.429.8
2017-11-23 10:007.166.710.7726.151.126.9
2017-11-23 09:007.258.010.7729.144.727.5
2017-11-23 08:007.755.710.4723.444.329.6
2017-11-23 07:007.054.69.9735.843.829.9
2017-11-23 06:006.953.810.0742.544.930.4
2017-11-23 05:006.256.69.0740.444.430.1
2017-11-23 04:006.957.18.9729.343.329.2
2017-11-23 03:006.256.68.2729.742.329.0
2017-11-23 02:006.355.16.9722.238.326.8
2017-11-23 01:006.253.26.8735.237.125.8
2017-11-23 00:006.351.36.7741.532.922.6
2017-11-22 23:007.748.26.5763.532.220.5
2017-11-22 22:009.843.46.6786.033.218.2
2017-11-22 21:0010.048.86.3800.833.916.3
2017-11-22 20:0011.053.06.6831.731.530.0
2017-11-22 19:0014.159.46.9870.935.917.0
2017-11-22 18:0015.263.96.9898.539.316.3
2017-11-22 17:0012.472.06.7866.237.414.0
2017-11-22 16:0014.471.46.6871.835.412.4
2017-11-22 15:0013.073.97.0835.832.210.7
2017-11-22 14:0011.380.26.4823.134.29.4
2017-11-22 13:0012.680.86.5816.135.88.5
2017-11-22 12:0012.468.36.5767.130.78.0
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.

Last revision date:11:06 23-11-2017