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Past 24 Hours Pollutant Concentration Summary

Sham Shui Po
Date TimeNO2O3SO2COPM10PM2.5
2021-12-04 08:0052.949.55.3-25.310.9
2021-12-04 07:0035.162.85.5-20.18.1
2021-12-04 06:0018.776.76.5-21.36.7
2021-12-04 05:0015.680.86.7-25.410.0
2021-12-04 04:00----24.410.8
2021-12-04 03:0018.277.97.0-26.311.7
2021-12-04 02:0027.968.07.8-31.711.8
2021-12-04 01:0045.653.27.5-38.112.7
2021-12-04 00:0053.847.18.1-41.114.7
2021-12-03 23:0055.450.25.7-37.213.1
2021-12-03 22:0063.746.95.1-30.59.4
2021-12-03 21:0071.238.74.8-31.712.6
2021-12-03 20:0079.239.84.7-36.015.7
2021-12-03 19:0091.931.24.4-40.814.5
2021-12-03 18:0081.042.44.6-39.910.6
2021-12-03 17:0068.857.74.9-37.38.3
2021-12-03 16:0067.058.55.6-37.813.1
2021-12-03 15:0071.765.95.6-32.812.9
2021-12-03 14:0064.264.45.8-32.28.8
2021-12-03 13:0047.669.95.1-29.95.1
2021-12-03 12:0044.866.55.0-25.47.9
2021-12-03 11:0053.855.35.8-25.113.3
2021-12-03 10:0055.948.96.1-26.212.7
2021-12-03 09:0064.936.85.9-25.49.2
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.