Past 24 Hours Pollutant Concentration Summary

Kwai Chung
Date TimeNO2O3SO2COPM10PM2.5
2018-02-26 08:0033.321.60.5-16.414.8
2018-02-26 07:0014.334.60.0-15.213.9
2018-02-26 06:0013.038.10.1-12.510.1
2018-02-26 05:0012.839.10.4-12.111.0
2018-02-26 04:0010.841.01.8-10.89.7
2018-02-26 03:0010.541.90.2-10.18.8
2018-02-26 02:0016.336.10.3-9.4-
2018-02-26 01:0017.337.40.0-8.46.4
2018-02-26 00:0026.132.20.8-7.75.5
2018-02-25 23:0026.631.30.7-7.16.5
2018-02-25 22:0019.737.70.5-7.87.7
2018-02-25 21:0020.648.01.2-5.6-
2018-02-25 20:0025.644.80.1-13.511.9
2018-02-25 19:0049.828.80.5-20.415.5
2018-02-25 18:0050.331.00.9-31.021.2
2018-02-25 17:0061.335.10.4-50.237.7
2018-02-25 16:0061.256.50.6-53.439.8
2018-02-25 15:0059.167.20.7-67.249.6
2018-02-25 14:0061.870.01.8-51.134.0
2018-02-25 13:0075.844.94.0-42.329.5
2018-02-25 12:0086.024.27.0-39.727.9
2018-02-25 11:0075.531.22.2-36.930.9
2018-02-25 10:0082.417.12.2-38.631.6
2018-02-25 09:0091.16.33.0-36.828.1
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.

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Last revision date:08:05 26-02-2018