Past 24 Hours Pollutant Concentration Summary

Tung Chung
Date TimeNO2O3SO2COPM10PM2.5
2018-02-26 06:0013.419.36.9759.37.43.4
2018-02-26 05:007.729.17.7757.013.411.2
2018-02-26 04:0020.618.48.2786.79.76.6
2018-02-26 03:0017.122.37.6786.08.33.4
2018-02-26 02:0016.516.56.8806.312.18.9
2018-02-26 01:0010.925.07.4812.610.07.6
2018-02-26 00:0013.829.17.5815.011.17.0
2018-02-25 23:0025.117.47.9838.916.19.8
2018-02-25 22:0032.114.29.0864.227.516.9
2018-02-25 21:0046.62.311.21,010.339.729.4
2018-02-25 20:0046.92.111.6954.337.126.1
2018-02-25 19:0051.22.111.7927.346.433.0
2018-02-25 18:0051.84.114.0909.950.537.1
2018-02-25 17:0047.14.212.0940.765.746.2
2018-02-25 16:0050.48.313.1967.883.152.6
2018-02-25 15:0058.815.314.5988.2111.276.7
2018-02-25 14:0068.78.319.31,029.4104.376.2
2018-02-25 13:0084.710.123.31,155.4112.883.5
2018-02-25 12:00102.516.618.51,087.285.862.0
2018-02-25 11:0075.417.215.8850.972.248.3
2018-02-25 10:0074.010.915.4861.456.937.4
2018-02-25 09:0069.86.113.4827.451.335.9
2018-02-25 08:0072.42.310.5918.041.430.0
2018-02-25 07:0051.62.59.3834.836.624.9
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:06:05 26-02-2018