Past 24 Hours Pollutant Concentration Summary

Central/Western
Date TimeNO2O3SO2COPM10PM2.5
2020-08-13 07:0025.612.77.6-6.43.8
2020-08-13 06:0011.825.17.3-7.34.4
2020-08-13 05:008.729.66.7-6.94.1
2020-08-13 04:00----8.54.7
2020-08-13 03:0011.629.76.9-7.84.5
2020-08-13 02:0011.3-6.3-5.41.9
2020-08-13 01:0012.529.26.0-6.43.7
2020-08-13 00:0019.327.06.5-4.11.6
2020-08-12 23:0018.726.35.9-4.12.2
2020-08-12 22:0011.935.47.1-5.83.4
2020-08-12 21:0013.437.06.4-6.24.2
2020-08-12 20:0017.333.86.4-2.81.7
2020-08-12 19:0014.938.37.2-2.01.1
2020-08-12 18:0019.836.36.2-6.33.8
2020-08-12 17:0020.132.67.0-7.13.9
2020-08-12 16:0016.336.66.1-11.07.3
2020-08-12 15:0014.038.76.0-5.83.4
2020-08-12 14:009.144.26.6-2.21.6
2020-08-12 13:009.243.24.9-9.95.1
2020-08-12 12:0036.826.75.3-12.34.5
2020-08-12 11:0023.030.45.6-15.36.9
2020-08-12 10:0051.78.08.5-14.56.6
2020-08-12 09:0049.57.19.1-11.56.9
2020-08-12 08:0049.85.110.0-13.46.5
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:07:07 13-08-2020