Past 24 Hours Pollutant Concentration Summary

Eastern
Date TimeNO2O3SO2COPM10PM2.5
2018-10-20 15:0050.597.51.5-40.820.9
2018-10-20 14:0037.8108.21.6-42.525.5
2018-10-20 13:0038.1108.92.1-41.425.2
2018-10-20 12:0039.799.62.8-35.122.7
2018-10-20 11:0032.695.63.1-28.320.4
2018-10-20 10:0039.179.12.0-25.919.5
2018-10-20 09:0036.469.51.4-26.819.1
2018-10-20 08:0031.075.01.1-28.117.8
2018-10-20 07:0022.982.21.3-29.215.7
2018-10-20 06:0013.296.11.7-32.812.4
2018-10-20 05:0012.499.01.7-36.116.8
2018-10-20 04:0012.5103.61.3-36.221.7
2018-10-20 03:0016.1102.21.1-35.524.7
2018-10-20 02:0019.0105.10.8-32.522.9
2018-10-20 01:0021.8106.01.4-31.819.8
2018-10-20 00:0024.8105.81.4-35.317.6
2018-10-19 23:0026.9103.33.1-37.518.5
2018-10-19 22:0027.9103.42.3-32.719.1
2018-10-19 21:0034.496.11.6-28.417.8
2018-10-19 20:0036.493.33.1-32.817.1
2018-10-19 19:0044.2101.71.6-38.716.4
2018-10-19 18:0046.3104.13.0-40.917.9
2018-10-19 17:0048.899.81.5-42.623.4
2018-10-19 16:0045.9100.21.6-49.428.4
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:15:07 20-10-2018