Past 24 Hours Pollutant Concentration Summary

Eastern
Date TimeNO2O3SO2COPM10PM2.5
2020-06-05 03:009.431.61.1-8.41.8
2020-06-05 02:009.432.50.9-9.81.4
2020-06-05 01:0010.030.71.3-12.04.0
2020-06-05 00:0011.129.21.2-11.95.4
2020-06-04 23:0013.727.81.8-11.33.5
2020-06-04 22:0016.726.91.9-13.64.4
2020-06-04 21:0014.829.91.4-13.84.8
2020-06-04 20:0014.531.41.1-20.02.8
2020-06-04 19:0019.228.61.1-26.51.3
2020-06-04 18:0015.428.91.4-30.53.7
2020-06-04 17:0018.635.81.3-35.38.2
2020-06-04 16:0017.242.51.2-27.38.3
2020-06-04 15:0016.742.41.0-14.05.9
2020-06-04 14:0020.340.70.9-17.25.0
2020-06-04 13:0015.842.61.1-17.26.8
2020-06-04 12:0018.932.71.3-14.98.1
2020-06-04 11:0017.732.51.3-12.55.1
2020-06-04 10:0016.032.51.5-10.53.9
2020-06-04 09:0017.626.51.3-11.02.2
2020-06-04 08:0017.225.91.2-11.61.9
2020-06-04 07:0012.231.11.5-10.84.3
2020-06-04 06:0010.432.21.5-7.96.8
2020-06-04 05:009.135.11.5-9.98.3
2020-06-04 04:008.434.51.6-15.56.8
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:03:07 05-06-2020