Past 24 Hours Pollutant Concentration Summary

Kwai Chung
Date TimeNO2O3SO2COPM10PM2.5
2017-11-24 00:0035.949.210.8-46.833.1
2017-11-23 23:0054.636.110.6-52.235.0
2017-11-23 22:0069.729.110.8-58.537.0
2017-11-23 21:0079.230.310.8-61.937.6
2017-11-23 20:0051.857.110.0-60.436.0
2017-11-23 19:0070.255.210.3-69.239.3
2017-11-23 18:00114.639.111.3-72.137.5
2017-11-23 17:0079.465.39.5-56.931.0
2017-11-23 16:0098.152.59.8-54.733.5
2017-11-23 15:0090.862.79.8-71.536.3
2017-11-23 14:0079.961.19.0-48.630.8
2017-11-23 13:0071.155.69.0-75.331.6
2017-11-23 12:0066.749.08.6-53.630.6
2017-11-23 11:0047.246.87.2--26.5
2017-11-23 10:0037.043.56.3--25.2
2017-11-23 09:0066.721.26.4-34.828.5
2017-11-23 08:0064.818.65.3-35.928.2
2017-11-23 07:0022.045.13.3-33.126.7
2017-11-23 06:0020.445.63.7-36.528.9
2017-11-23 05:0018.549.04.0-34.627.0
2017-11-23 04:0011.654.65.2-31.825.5
2017-11-23 03:0018.151.01.8-28.923.1
2017-11-23 02:0014.552.91.6-29.121.6
2017-11-23 01:0022.745.71.9-30.020.0
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:00:06 24-11-2017