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Past 24 Hours Pollutant Concentration Summary

Central
Date TimeNO2O3SO2COPM10PM2.5
2022-05-27 08:0039.526.71.4900.113.511.4
2022-05-27 07:0048.019.41.5981.015.213.7
2022-05-27 06:0054.812.51.61,006.611.710.0
2022-05-27 05:0043.420.71.3924.812.110.3
2022-05-27 04:0035.728.81.0916.812.710.0
2022-05-27 03:00-17.3--13.29.8
2022-05-27 02:0053.011.01.71,278.415.910.1
2022-05-27 01:0068.04.62.91,014.613.810.2
2022-05-27 00:0065.99.83.01,111.913.211.4
2022-05-26 23:0069.39.42.21,142.415.313.4
2022-05-26 22:0061.616.61.61,166.120.217.8
2022-05-26 21:0072.416.02.01,291.124.820.8
2022-05-26 20:0074.715.92.51,204.215.513.5
2022-05-26 19:0071.716.53.01,128.215.713.0
2022-05-26 18:0083.112.52.91,227.418.115.1
2022-05-26 17:0078.219.62.51,066.217.815.3
2022-05-26 16:0069.020.42.51,053.917.816.0
2022-05-26 15:0076.721.72.21,089.020.817.7
2022-05-26 14:0069.723.62.01,132.226.121.3
2022-05-26 13:0072.723.71.81,115.218.715.2
2022-05-26 12:0073.317.52.61,114.120.416.9
2022-05-26 11:0079.78.44.11,187.418.215.6
2022-05-26 10:0079.48.13.51,129.717.917.2
2022-05-26 09:0080.66.83.41,148.713.813.6
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.