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Mong Kok
Date TimeNO2O3SO2COPM10PM2.5
2022-05-26 08:0052.15.03.3689.610.38.7
2022-05-26 07:0048.25.32.8694.411.310.4
2022-05-26 06:0038.011.62.1715.514.312.0
2022-05-26 05:0035.214.02.1636.014.611.8
2022-05-26 04:0032.317.72.0588.315.711.8
2022-05-26 03:00-17.9--13.39.7
2022-05-26 02:0039.818.62.3632.611.28.4
2022-05-26 01:0048.116.22.7650.813.910.4
2022-05-26 00:0060.811.73.2755.413.110.5
2022-05-25 23:0061.011.43.1703.113.611.5
2022-05-25 22:0065.311.53.1733.816.413.9
2022-05-25 21:0064.413.42.9791.020.817.6
2022-05-25 20:0071.114.93.1826.923.018.3
2022-05-25 19:0078.812.73.4774.317.914.0
2022-05-25 18:0088.213.34.0776.419.214.0
2022-05-25 17:0083.413.64.4759.018.413.0
2022-05-25 16:0078.813.03.6777.222.114.7
2022-05-25 15:0081.412.63.5789.226.419.7
2022-05-25 14:0077.211.54.0813.020.816.4
2022-05-25 13:0064.916.33.1756.520.215.3
2022-05-25 12:0067.29.93.8836.720.715.0
2022-05-25 11:0059.59.83.2782.219.014.1
2022-05-25 10:0064.25.83.6787.915.911.7
2022-05-25 09:0063.83.83.8795.911.710.2
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: 08:07 26-05-2022