Central
Date TimeNO2O3SO2COPM10PM2.5
2022-06-28 04:0024.723.11.7792.97.67.5
2022-06-28 03:00-20.4--4.34.1
2022-06-28 02:0027.714.61.7795.72.00.5
2022-06-28 01:0029.814.61.9777.86.15.3
2022-06-28 00:0037.913.02.2895.77.36.2
2022-06-27 23:0039.77.33.3952.38.16.5
2022-06-27 22:0042.15.13.7986.010.68.6
2022-06-27 21:0049.06.04.01,105.712.811.0
2022-06-27 20:0047.68.24.01,031.611.68.7
2022-06-27 19:0045.29.85.31,011.16.14.1
2022-06-27 18:0052.111.15.3913.17.64.7
2022-06-27 17:0057.49.55.3968.516.714.6
2022-06-27 16:0047.512.65.4910.311.78.6
2022-06-27 15:0043.419.44.2880.67.65.7
2022-06-27 14:0044.320.24.1851.59.48.1
2022-06-27 13:0051.515.84.5982.511.28.8
2022-06-27 12:0043.517.04.0925.510.37.1
2022-06-27 11:0041.914.93.2925.09.77.3
2022-06-27 10:0050.010.63.3924.213.19.7
2022-06-27 09:0044.09.54.7988.613.49.9
2022-06-27 08:0053.74.25.01,028.69.47.7
2022-06-27 07:0027.312.42.0774.42.91.9
2022-06-27 06:0015.622.81.9747.45.95.4
2022-06-27 05:0018.818.81.7757.63.7-
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.

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Last revision date: 04:07 28-06-2022