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Past 24 Hours Pollutant Concentration Summary

Tseung Kwan O
Date TimeNO2O3SO2COPM10PM2.5
2023-09-28 14:008.8107.51.1142.024.418.0
2023-09-28 13:0010.5107.01.4153.825.615.1
2023-09-28 12:0010.2103.11.6142.524.913.3
2023-09-28 11:007.889.91.0118.918.412.9
2023-09-28 10:008.677.41.0126.615.510.4
2023-09-28 09:0010.965.70.9119.316.011.4
2023-09-28 08:0011.660.50.9120.017.412.1
2023-09-28 07:0013.357.21.1127.116.29.9
2023-09-28 06:007.661.71.1114.413.77.1
2023-09-28 05:008.858.61.1112.117.98.1
2023-09-28 04:007.359.81.7112.820.511.9
2023-09-28 03:005.755.60.759.522.617.1
2023-09-28 02:007.055.30.565.920.817.9
2023-09-28 01:0010.164.20.983.319.914.2
2023-09-28 00:0012.564.50.896.423.614.0
2023-09-27 23:0012.976.91.1115.821.013.7
2023-09-27 22:0019.769.61.3108.318.512.6
2023-09-27 21:0013.571.61.1101.913.710.1
2023-09-27 20:0024.860.31.2103.013.411.3
2023-09-27 19:0017.669.90.7102.219.513.4
2023-09-27 18:0015.7105.81.4160.025.913.2
2023-09-27 17:009.4132.81.7174.021.613.3
2023-09-27 16:0010.4125.01.6183.518.012.8
2023-09-27 15:007.5109.61.2133.324.116.4
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.