Past 24 Hours Pollutant Concentration Summary

Tuen Mun
Date TimeNO2O3SO2COPM10PM2.5
2019-10-19 17:0077.8263.911.3896.1107.058.0
2019-10-19 16:0089.1236.110.0932.483.849.3
2019-10-19 15:0067.5203.58.1894.870.443.2
2019-10-19 14:0049.4176.17.6831.964.242.0
2019-10-19 13:0045.2155.67.2821.669.838.1
2019-10-19 12:0053.3122.78.2813.059.432.2
2019-10-19 11:0053.3102.38.9812.065.838.8
2019-10-19 10:0071.167.19.8853.270.836.1
2019-10-19 09:0045.978.310.4777.262.343.7
2019-10-19 08:0042.775.610.2777.264.943.0
2019-10-19 07:0029.582.09.7765.378.544.0
2019-10-19 06:0033.274.37.9827.772.241.1
2019-10-19 05:0031.583.24.8832.966.242.0
2019-10-19 04:0027.295.84.2808.170.843.9
2019-10-19 03:0062.060.54.5908.373.943.0
2019-10-19 02:0075.956.35.0914.373.039.1
2019-10-19 01:0071.671.45.4921.167.243.8
2019-10-19 00:0065.787.66.1919.968.942.1
2019-10-18 23:0077.483.25.9936.171.943.0
2019-10-18 22:0064.2115.95.3904.667.244.0
2019-10-18 21:0098.383.65.3930.672.841.1
2019-10-18 20:0092.9105.15.5868.175.941.0
2019-10-18 19:0089.9125.36.4882.677.042.0
2019-10-18 18:0074.8160.47.3868.672.239.1
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:17:07 19-10-2019