Past 24 Hours Pollutant Concentration Summary

Sham Shui Po
Date TimeNO2O3SO2COPM10PM2.5
2018-02-21 22:0027.664.41.6-23.615.3
2018-02-21 21:0034.754.81.8-33.219.4
2018-02-21 20:0039.547.82.1-38.321.6
2018-02-21 19:0047.343.22.9-36.422.3
2018-02-21 18:0048.544.32.3-38.725.3
2018-02-21 17:0042.749.52.0-40.127.5
2018-02-21 16:0046.049.02.5-34.625.4
2018-02-21 15:0037.757.72.1-30.624.7
2018-02-21 14:0041.152.82.2-28.725.3
2018-02-21 13:0046.450.13.0-27.022.3
2018-02-21 12:0048.639.32.8-24.820.8
2018-02-21 11:0057.333.42.6-26.924.7
2018-02-21 10:0059.037.12.3-28.023.2
2018-02-21 09:0065.933.62.7-26.020.8
2018-02-21 08:0052.044.23.0-27.322.1
2018-02-21 07:0036.053.53.0-20.519.7
2018-02-21 06:0017.468.82.8-19.7-
2018-02-21 05:0011.174.22.8-25.420.2
2018-02-21 04:0013.566.94.9-28.826.8
2018-02-21 03:0015.665.72.0-33.930.3
2018-02-21 02:0021.564.72.4-32.025.2
2018-02-21 01:0036.141.53.2-30.630.1
2018-02-21 00:0043.938.53.4-36.7-
2018-02-20 23:0040.942.12.7-35.232.0
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.

Last revision date:22:05 21-02-2018