Past 24 Hours Pollutant Concentration Summary

Central/Western
Date TimeNO2O3SO2COPM10PM2.5
2018-02-26 08:0041.69.38.3-21.313.7
2018-02-26 07:0029.420.77.6-17.79.7
2018-02-26 06:0015.133.66.9-17.910.9
2018-02-26 05:0014.735.56.6-17.29.8
2018-02-26 04:0014.736.26.5-15.69.1
2018-02-26 03:0013.136.26.6-13.16.2
2018-02-26 02:0017.933.56.4-20.112.1
2018-02-26 01:0026.240.36.9-27.417.2
2018-02-26 00:0023.142.77.2-19.111.4
2018-02-25 23:0026.529.57.5-14.39.5
2018-02-25 22:0055.310.27.5-23.213.9
2018-02-25 21:0065.63.27.9-31.121.1
2018-02-25 20:0067.31.58.1-39.626.2
2018-02-25 19:0064.84.28.7-55.236.8
2018-02-25 18:0058.217.58.9-84.361.5
2018-02-25 17:0058.741.911.3-93.872.2
2018-02-25 16:0057.661.611.5-111.483.2
2018-02-25 15:0071.565.615.1-94.670.0
2018-02-25 14:0069.862.220.5-71.250.9
2018-02-25 13:0066.845.617.1-50.635.9
2018-02-25 12:0092.520.913.4-54.240.8
2018-02-25 11:00109.18.617.8-53.938.5
2018-02-25 10:00103.42.916.3-45.030.8
2018-02-25 09:0088.714.07.9-33.623.5
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:08:05 26-02-2018