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Past 24 Hours Pollutant Concentration Summary

Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2022-10-06 02:000.091.64.3-21.911.1
2022-10-06 01:000.094.43.2-19.39.8
2022-10-06 00:000.094.83.6-16.08.0
2022-10-05 23:000.098.44.3-17.810.0
2022-10-05 22:000.697.34.9-20.711.3
2022-10-05 21:002.097.24.6-18.78.8
2022-10-05 20:003.894.04.0-16.26.9
2022-10-05 19:003.093.25.1-15.86.2
2022-10-05 18:003.390.15.0-16.56.2
2022-10-05 17:002.885.75.4-17.27.3
2022-10-05 16:000.791.16.1-18.79.0
2022-10-05 15:002.788.36.2-20.713.7
2022-10-05 14:00----21.216.6
2022-10-05 13:00----16.412.1
2022-10-05 12:00----14.910.7
2022-10-05 11:00----22.816.9
2022-10-05 10:0019.281.07.2-26.320.7
2022-10-05 09:0046.842.48.2-31.925.6
2022-10-05 08:0058.09.96.5-30.825.3
2022-10-05 07:0049.28.15.1-28.823.6
2022-10-05 06:0045.110.04.6-28.022.0
2022-10-05 05:0036.617.35.2-28.722.3
2022-10-05 04:00----30.123.2
2022-10-05 03:0042.412.75.4-33.226.0
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.