Past 24 Hours Pollutant Concentration Summary

Central/Western
Date TimeNO2O3SO2COPM10PM2.5
2018-06-23 13:0041.431.95.9-11.13.9
2018-06-23 12:0025.740.26.9-20.99.5
2018-06-23 11:0017.342.97.1-26.213.3
2018-06-23 10:0020.641.68.4-25.514.5
2018-06-23 09:0017.740.78.0-26.615.6
2018-06-23 08:0020.234.37.5-25.814.9
2018-06-23 07:0019.436.18.3-26.615.6
2018-06-23 06:0014.340.37.3-24.613.8
2018-06-23 05:008.843.97.2-19.99.9
2018-06-23 04:0016.038.87.7-15.47.6
2018-06-23 03:0021.431.28.1-19.411.2
2018-06-23 02:0033.715.99.2-18.69.6
2018-06-23 01:0031.617.49.2-17.89.0
2018-06-23 00:0037.115.110.3-24.112.8
2018-06-22 23:0067.20.312.7-22.512.2
2018-06-22 22:0072.30.714.5-21.310.2
2018-06-22 21:0073.50.722.1-16.18.7
2018-06-22 20:0047.018.27.0-9.56.8
2018-06-22 19:0031.128.95.8-5.22.7
2018-06-22 18:0023.038.64.8-6.92.7
2018-06-22 17:0023.938.44.3-10.16.3
2018-06-22 16:0035.930.45.2-7.11.5
2018-06-22 15:0049.213.77.0-16.37.1
2018-06-22 14:0029.528.97.2-19.39.2
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:13:07 23-06-2018