Past 24 Hours Pollutant Concentration Summary

Tuen Mun
Date TimeNO2O3SO2COPM10PM2.5
2020-01-19 20:0042.022.66.51,079.959.042.7
2020-01-19 19:0041.926.56.21,088.460.941.1
2020-01-19 18:0041.332.15.71,054.170.738.1
2020-01-19 17:0037.745.95.21,025.073.944.8
2020-01-19 16:0035.153.25.11,011.869.238.2
2020-01-19 15:0034.250.44.9955.870.040.9
2020-01-19 14:0034.046.14.8967.571.939.1
2020-01-19 13:0036.637.35.31,001.770.137.1
2020-01-19 12:0035.630.75.61,025.059.436.0
2020-01-19 11:0030.030.15.1934.760.930.2
2020-01-19 10:0032.127.15.1918.946.530.0
2020-01-19 09:0036.921.85.5935.944.128.1
2020-01-19 08:0033.528.95.3887.836.321.2
2020-01-19 07:0029.843.04.3775.930.220.0
2020-01-19 06:0022.258.44.0712.524.218.1
2020-01-19 05:0024.557.64.1728.921.118.0
2020-01-19 04:0021.463.04.2714.331.617.0
2020-01-19 03:0032.253.54.2775.024.319.9
2020-01-19 02:0030.157.84.1763.825.920.0
2020-01-19 01:0030.560.14.0766.426.017.1
2020-01-19 00:0032.656.24.0792.224.117.0
2020-01-18 23:0027.268.94.1755.525.919.9
2020-01-18 22:0035.963.44.0774.426.020.0
2020-01-18 21:0034.266.24.1786.827.923.9
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:20:07 19-01-2020