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Past 24 Hours Pollutant Concentration Summary

Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2023-09-28 22:002.687.21.2484.717.48.1
2023-09-28 21:003.493.21.4478.019.29.8
2023-09-28 20:005.0102.51.5488.319.19.7
2023-09-28 19:006.5104.51.7498.719.411.4
2023-09-28 18:001.8108.11.9481.921.012.4
2023-09-28 17:001.8124.12.0529.523.013.6
2023-09-28 16:003.6132.82.8564.621.412.3
2023-09-28 15:004.6113.22.3530.122.714.1
2023-09-28 14:002.4108.91.8535.622.212.6
2023-09-28 13:002.7103.01.8526.523.714.2
2023-09-28 12:003.1108.21.8549.521.111.8
2023-09-28 11:003.499.22.2552.119.010.8
2023-09-28 10:006.879.13.1539.119.710.6
2023-09-28 09:008.865.63.4540.816.78.4
2023-09-28 08:005.165.12.3524.413.76.0
2023-09-28 07:006.161.21.6517.214.87.5
2023-09-28 06:003.863.31.6520.515.36.7
2023-09-28 05:003.763.81.7510.717.78.6
2023-09-28 04:006.259.71.7529.014.95.8
2023-09-28 03:004.460.21.6485.415.66.9
2023-09-28 02:004.355.22.1471.317.57.1
2023-09-28 01:00----15.77.5
2023-09-28 00:005.036.41.1479.315.511.3
2023-09-27 23:003.932.10.7469.715.111.4
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.