Past 24 Hours Pollutant Concentration Summary

Kwai Chung
Date TimeNO2O3SO2COPM10PM2.5
2018-12-18 23:0051.792.76.1-40.118.0
2018-12-18 22:0050.195.76.4-45.020.8
2018-12-18 21:0079.281.17.3-48.423.1
2018-12-18 20:0083.482.07.4-50.925.8
2018-12-18 19:0087.377.58.0-48.925.2
2018-12-18 18:0075.887.28.1-45.921.1
2018-12-18 17:0064.596.57.8-38.920.6
2018-12-18 16:0048.9108.47.5-38.820.2
2018-12-18 15:0066.586.17.2-34.218.6
2018-12-18 14:0030.3107.36.6-27.011.7
2018-12-18 13:0053.5100.58.1-34.812.3
2018-12-18 12:0051.087.78.4-40.926.9
2018-12-18 11:0070.855.09.8-45.325.3
2018-12-18 10:00106.419.112.3-44.229.7
2018-12-18 09:0085.817.99.5-41.524.4
2018-12-18 08:0077.322.67.9-39.223.7
2018-12-18 07:0063.032.08.0-36.720.9
2018-12-18 06:0041.048.16.9-34.021.1
2018-12-18 05:0051.635.76.2-32.320.0
2018-12-18 04:0060.130.66.5-30.921.0
2018-12-18 03:0060.528.46.1-28.718.0
2018-12-18 02:0075.920.26.7-32.117.6
2018-12-18 01:00103.07.47.8-37.121.7
2018-12-18 00:00101.49.18.3-34.119.8
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:23:07 18-12-2018