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Past 24 Hours Pollutant Concentration Summary

Southern
Date TimeNO2O3SO2COPM10PM2.5
2022-11-27 14:0021.095.34.5530.647.517.9
2022-11-27 13:0021.092.24.2512.844.420.5
2022-11-27 12:0023.983.33.9491.738.418.0
2022-11-27 11:0029.167.83.6503.737.417.3
2022-11-27 10:0021.870.13.5463.532.915.7
2022-11-27 09:0021.767.33.5474.317.79.4
2022-11-27 08:0016.568.73.4477.98.23.9
2022-11-27 07:0016.264.03.6522.119.95.0
2022-11-27 06:0014.168.13.7513.229.19.5
2022-11-27 05:0013.070.73.8493.621.39.6
2022-11-27 04:0010.570.23.9475.019.79.4
2022-11-27 03:0011.570.34.1480.321.211.3
2022-11-27 02:0014.763.84.2483.322.610.2
2022-11-27 01:0020.662.34.2478.620.86.5
2022-11-27 00:0015.967.73.8451.613.76.5
2022-11-26 23:0019.456.13.8476.86.8-
2022-11-26 22:0021.851.33.7464.32.9-
2022-11-26 21:0020.548.83.6473.89.06.3
2022-11-26 20:0022.550.43.6463.811.04.6
2022-11-26 19:0018.546.43.8489.59.68.6
2022-11-26 18:0017.950.23.3462.614.511.2
2022-11-26 17:0020.652.23.4464.916.410.7
2022-11-26 16:0029.942.63.8480.816.09.5
2022-11-26 15:0036.240.33.5512.718.15.1
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.