Past 24 Hours Pollutant Concentration Summary

Eastern
Date TimeNO2O3SO2COPM10PM2.5
2019-05-20 01:006.244.20.9-21.74.6
2019-05-20 00:0010.442.30.7-21.67.3
2019-05-19 23:0010.040.30.8-20.612.2
2019-05-19 22:0013.042.50.8-19.911.8
2019-05-19 21:0012.042.71.1-17.05.8
2019-05-19 20:0010.846.20.8-14.93.3
2019-05-19 19:0010.347.41.0-18.29.2
2019-05-19 18:0012.154.90.9-23.111.7
2019-05-19 17:0019.358.21.1-27.011.0
2019-05-19 16:0026.054.30.9-27.511.4
2019-05-19 15:0021.163.81.3-25.714.5
2019-05-19 14:0023.060.81.0-27.915.9
2019-05-19 13:0021.662.71.2-28.212.9
2019-05-19 12:0023.159.01.0-22.18.1
2019-05-19 11:0018.963.71.2-18.18.3
2019-05-19 10:0016.960.71.0-21.610.9
2019-05-19 09:0012.659.61.2-28.212.2
2019-05-19 08:0010.760.61.0-24.210.2
2019-05-19 07:007.664.10.8-17.511.1
2019-05-19 06:005.163.40.8-18.113.7
2019-05-19 05:005.462.00.9-22.315.0
2019-05-19 04:004.458.20.6-26.911.2
2019-05-19 03:003.956.40.7-22.05.5
2019-05-19 02:008.150.60.5-17.24.4
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.

Mobile Version | Desktop Version
Last revision date:01:07 20-05-2019