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Past 24 Hours Pollutant Concentration Summary

Eastern
Date TimeNO2O3SO2COPM10PM2.5
2022-08-14 19:0024.950.02.2-8.65.6
2022-08-14 18:0012.168.01.5-11.25.1
2022-08-14 17:0013.871.22.3-9.07.5
2022-08-14 16:0030.640.25.7-10.07.8
2022-08-14 15:0034.335.63.7-12.47.4
2022-08-14 14:0033.839.03.6-8.85.5
2022-08-14 13:0030.259.62.0-9.27.3
2022-08-14 12:0030.450.61.9-12.711.7
2022-08-14 11:0034.738.51.6-12.79.7
2022-08-14 10:0031.936.21.8-10.95.1
2022-08-14 09:0034.432.02.9-9.32.9
2022-08-14 08:0041.323.73.4-8.82.9
2022-08-14 07:0022.735.91.2-11.25.9
2022-08-14 06:0018.240.91.3-10.54.8
2022-08-14 05:0023.535.91.9-10.25.5
2022-08-14 04:0015.745.21.3-9.55.4
2022-08-14 03:0013.843.80.9-12.76.4
2022-08-14 02:0020.838.01.1-12.65.7
2022-08-14 01:0016.143.71.0-14.16.4
2022-08-14 00:0016.145.31.0-13.77.3
2022-08-13 23:0030.234.00.7-12.86.8
2022-08-13 22:0017.846.60.9-11.26.2
2022-08-13 21:0012.553.61.0-9.3-
2022-08-13 20:0015.548.50.7-8.5-
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.