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Past 24 Hours Pollutant Concentration Summary

Tuen Mun
Date TimeNO2O3SO2COPM10PM2.5
2024-02-28 01:0069.3-6.6739.856.829.0
2024-02-28 00:0075.33.56.4739.547.227.0
2024-02-27 23:0077.94.86.0755.856.728.9
2024-02-27 22:0078.56.86.1739.248.329.0
2024-02-27 21:0079.68.56.3752.154.828.0
2024-02-27 20:0074.712.66.9692.659.829.9
2024-02-27 19:0073.724.26.9702.074.535.8
2024-02-27 18:0071.341.47.2705.3134.995.9
2024-02-27 17:0078.649.110.71,012.966.430.3
2024-02-27 16:0052.845.36.3701.274.641.5
2024-02-27 15:0047.939.96.5723.545.023.6
2024-02-27 14:0040.126.83.9666.442.123.0
2024-02-27 13:0034.824.93.7653.234.316.2
2024-02-27 12:0036.219.24.0698.138.817.9
2024-02-27 11:0038.613.54.2712.938.022.8
2024-02-27 10:0036.212.23.9661.727.418.2
2024-02-27 09:0031.914.03.7624.627.014.1
2024-02-27 08:0027.217.33.5600.024.118.8
2024-02-27 07:0018.425.93.3586.631.715.1
2024-02-27 06:0016.227.63.6601.837.822.7
2024-02-27 05:0027.612.03.8755.639.927.8
2024-02-27 04:0026.011.23.8715.238.128.0
2024-02-27 03:0033.17.04.2817.542.829.0
2024-02-27 02:0036.36.04.5831.547.827.1
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.