Past 24 Hours Pollutant Concentration Summary

Central
Date TimeNO2O3SO2COPM10PM2.5
2018-02-22 22:0064.60.57.21,311.29.7-
2018-02-22 21:0065.51.08.31,370.810.39.8
2018-02-22 20:0096.11.312.21,395.310.09.3
2018-02-22 19:00118.61.316.01,457.77.3-
2018-02-22 18:0094.91.412.91,283.49.8-
2018-02-22 17:0080.70.910.21,289.19.6-
2018-02-22 16:0068.11.37.81,252.36.24.0
2018-02-22 15:0083.41.59.81,287.313.39.9
2018-02-22 14:0080.41.98.91,212.39.78.6
2018-02-22 13:0066.49.95.41,193.814.212.2
2018-02-22 12:0059.722.33.4924.713.57.6
2018-02-22 11:0076.926.63.9856.728.521.0
2018-02-22 10:0075.225.03.9850.424.921.5
2018-02-22 09:0084.220.64.5845.825.422.4
2018-02-22 08:0065.323.43.8792.233.223.6
2018-02-22 07:0038.243.03.3745.533.122.2
2018-02-22 06:0025.557.83.2708.225.116.2
2018-02-22 05:0014.968.93.0710.024.016.1
2018-02-22 04:0016.170.63.1688.319.510.5
2018-02-22 03:0018.373.22.9720.716.99.1
2018-02-22 02:0024.069.52.9713.813.86.9
2018-02-22 01:0024.870.52.9689.911.74.8
2018-02-22 00:0043.957.23.1720.714.77.1
2018-02-21 23:0045.054.13.0761.118.210.7
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:22:05 22-02-2018