Past 24 Hours Pollutant Concentration Summary

Eastern
Date TimeNO2O3SO2COPM10PM2.5
2018-06-21 09:0032.240.71.3-25.09.9
2018-06-21 08:0023.543.42.9-23.47.8
2018-06-21 07:0014.347.21.7-22.110.0
2018-06-21 06:007.951.01.9-21.810.6
2018-06-21 05:008.048.22.2-25.712.3
2018-06-21 04:006.050.41.7-28.313.7
2018-06-21 03:008.145.72.7-25.513.8
2018-06-21 02:0010.845.73.9-22.713.1
2018-06-21 01:0011.549.92.3-24.413.1
2018-06-21 00:0014.845.93.0-27.312.9
2018-06-20 23:0013.049.42.3-30.213.1
2018-06-20 22:0013.651.01.7-29.211.7
2018-06-20 21:0019.548.52.2-25.311.0
2018-06-20 20:0028.341.20.9-26.815.8
2018-06-20 19:0022.544.62.4-25.113.4
2018-06-20 18:0025.244.62.0-24.07.9
2018-06-20 17:0018.953.62.1-25.28.6
2018-06-20 16:0021.649.62.4-25.412.0
2018-06-20 15:0016.352.81.9-23.512.9
2018-06-20 14:0019.652.12.0-22.010.6
2018-06-20 13:0017.754.41.9-23.88.3
2018-06-20 12:0024.350.53.0-28.910.4
2018-06-20 11:0029.144.33.9-27.310.5
2018-06-20 10:0022.554.62.4-26.313.8
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:09:07 21-06-2018