Past 24 Hours Pollutant Concentration Summary

Central
Date TimeNO2O3SO2COPM10PM2.5
2018-06-18 05:0061.819.58.4785.722.217.0
2018-06-18 04:0057.327.15.9764.017.812.4
2018-06-18 03:0043.049.84.1714.916.411.6
2018-06-18 02:0050.353.84.1704.815.911.8
2018-06-18 01:0044.461.23.8702.120.816.1
2018-06-18 00:0045.365.84.7686.221.915.0
2018-06-17 23:0047.665.75.3758.117.910.8
2018-06-17 22:0079.050.44.7793.818.311.5
2018-06-17 21:0067.163.25.2773.519.814.0
2018-06-17 20:0068.261.43.9715.120.012.6
2018-06-17 19:0075.158.54.5741.824.413.9
2018-06-17 18:0072.169.34.8836.723.211.7
2018-06-17 17:0055.084.44.6855.535.022.4
2018-06-17 16:0078.768.25.7825.531.018.8
2018-06-17 15:0078.859.56.9833.625.716.1
2018-06-17 14:0071.459.05.3816.523.015.8
2018-06-17 13:0070.761.64.4794.325.317.3
2018-06-17 12:0077.453.74.5765.326.919.5
2018-06-17 11:0076.450.25.6785.428.118.8
2018-06-17 10:0062.957.74.2800.425.716.4
2018-06-17 09:0066.352.96.7691.720.511.2
2018-06-17 08:0062.749.74.6725.422.914.4
2018-06-17 07:0032.476.43.9673.122.312.8
2018-06-17 06:0029.680.43.6690.323.712.3
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.

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Last revision date:05:07 18-06-2018