Past 24 Hours Pollutant Concentration Summary

Tung Chung
Date TimeNO2O3SO2COPM10PM2.5
2018-02-20 08:0049.41.811.8914.822.415.0
2018-02-20 07:0034.61.29.2751.121.414.3
2018-02-20 06:0027.41.88.9725.424.917.5
2018-02-20 05:0042.11.58.8747.822.916.7
2018-02-20 04:0029.31.28.5733.518.513.3
2018-02-20 03:0028.90.99.1666.823.116.6
2018-02-20 02:0044.11.612.1795.630.621.4
2018-02-20 01:0051.61.612.9871.528.420.3
2018-02-20 00:0042.11.210.2842.425.518.8
2018-02-19 23:0054.01.411.7970.029.519.9
2018-02-19 22:0060.91.411.1960.938.126.3
2018-02-19 21:0072.01.513.8979.842.927.8
2018-02-19 20:0080.21.515.6855.350.131.5
2018-02-19 19:0086.81.817.3771.247.730.2
2018-02-19 18:0081.05.918.0742.941.526.0
2018-02-19 17:0068.220.319.3698.643.927.9
2018-02-19 16:0083.117.719.4742.245.729.4
2018-02-19 15:0071.621.713.7713.435.424.1
2018-02-19 14:0041.843.19.7605.046.430.2
2018-02-19 13:0054.728.414.8663.755.635.6
2018-02-19 12:0073.59.425.0755.258.639.1
2018-02-19 11:0066.36.424.9805.555.436.7
2018-02-19 10:0068.03.325.3716.351.635.1
2018-02-19 09:0067.72.217.6779.944.130.1
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:08:05 20-02-2018