Past 24 Hours Pollutant Concentration Summary

Eastern
Date TimeNO2O3SO2COPM10PM2.5
2018-02-26 06:0021.542.11.0-24.55.0
2018-02-26 05:0018.145.70.5-22.54.3
2018-02-26 04:0021.447.51.7-19.09.8
2018-02-26 03:0016.249.81.0-21.016.4
2018-02-26 02:0017.542.70.8-28.915.9
2018-02-26 01:0022.847.40.6-26.113.3
2018-02-26 00:0028.564.11.4-12.84.5
2018-02-25 23:0029.435.80.8-7.76.1
2018-02-25 22:0029.534.40.4-20.713.4
2018-02-25 21:0052.825.04.0-30.316.9
2018-02-25 20:0054.324.90.5-50.934.3
2018-02-25 19:0063.823.30.5-75.051.8
2018-02-25 18:0063.942.61.9-86.063.3
2018-02-25 17:0062.163.22.5-93.363.1
2018-02-25 16:0064.367.33.7-71.052.0
2018-02-25 15:0066.281.36.1-43.832.9
2018-02-25 14:0066.860.86.7-29.821.3
2018-02-25 13:0055.560.53.0-31.527.7
2018-02-25 12:0071.936.82.4-39.330.3
2018-02-25 11:0051.855.91.0-36.324.6
2018-02-25 10:0070.738.61.2-29.118.5
2018-02-25 09:0070.931.31.8-25.018.7
2018-02-25 08:0058.340.90.5-19.2-
2018-02-25 07:0048.150.00.3-20.8-
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:06:05 26-02-2018