Past 24 Hours Pollutant Concentration Summary

Central
Date TimeNO2O3SO2COPM10PM2.5
2020-08-09 18:0050.623.26.3495.46.32.9
2020-08-09 17:0030.544.36.6302.68.74.1
2020-08-09 16:0049.332.77.8360.211.65.4
2020-08-09 15:0057.625.97.5426.011.36.5
2020-08-09 14:0037.731.97.4362.011.56.1
2020-08-09 13:0047.328.37.3342.29.12.8
2020-08-09 12:0051.523.57.8321.814.94.0
2020-08-09 11:0056.312.68.6408.017.87.8
2020-08-09 10:0041.512.17.6405.712.94.8
2020-08-09 09:0041.49.58.4388.110.84.0
2020-08-09 08:0034.38.97.6408.211.16.2
2020-08-09 07:0031.69.26.0389.65.52.1
2020-08-09 06:0027.89.05.7392.26.84.4
2020-08-09 05:0024.99.45.3403.89.77.5
2020-08-09 04:0024.110.94.9339.97.64.6
2020-08-09 03:00-12.9--10.66.6
2020-08-09 02:0033.516.05.1369.415.410.2
2020-08-09 01:0031.124.44.6323.414.97.4
2020-08-09 00:0038.518.15.1425.414.26.1
2020-08-08 23:0043.415.95.1397.99.64.5
2020-08-08 22:0039.619.85.0421.29.24.3
2020-08-08 21:0041.021.65.4482.57.12.6
2020-08-08 20:0042.918.85.7411.58.44.2
2020-08-08 19:0056.016.75.9551.18.63.3
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:18:07 09-08-2020