Past 24 Hours Pollutant Concentration Summary

Tung Chung
Date TimeNO2O3SO2COPM10PM2.5
2018-06-21 10:0016.441.85.0325.019.97.3
2018-06-21 09:0014.241.84.8355.016.94.9
2018-06-21 08:0012.739.45.5337.917.14.8
2018-06-21 07:0011.141.55.1335.919.06.8
2018-06-21 06:006.046.55.1319.717.45.6
2018-06-21 05:009.041.54.8334.618.26.9
2018-06-21 04:005.445.64.8319.920.18.1
2018-06-21 03:004.148.95.4319.217.85.4
2018-06-21 02:006.047.45.3317.919.77.6
2018-06-21 01:00----19.16.5
2018-06-21 00:005.748.14.5334.117.75.4
2018-06-20 23:005.949.94.5334.017.75.3
2018-06-20 22:0011.945.34.7353.519.16.3
2018-06-20 21:008.151.34.8340.919.77.5
2018-06-20 20:0010.148.94.8355.818.15.2
2018-06-20 19:0013.843.05.3358.822.910.1
2018-06-20 18:0012.949.35.1354.022.36.3
2018-06-20 17:0010.450.14.7350.528.19.2
2018-06-20 16:0012.649.64.7367.230.511.8
2018-06-20 15:0010.254.84.8372.945.811.0
2018-06-20 14:0011.554.34.8366.530.68.2
2018-06-20 13:0013.247.55.1363.922.18.1
2018-06-20 12:0013.549.75.0373.323.08.4
2018-06-20 11:0015.247.25.2388.724.19.1
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:10:07 21-06-2018