Past 24 Hours Pollutant Concentration Summary

Tseung Kwan O
Date TimeNO2O3SO2COPM10PM2.5
2018-02-22 22:0019.119.21.51,283.04.60.4
2018-02-22 21:0017.821.31.51,288.66.53.1
2018-02-22 20:0018.620.91.01,296.54.33.0
2018-02-22 19:0018.821.51.31,307.62.72.0
2018-02-22 18:0012.925.31.51,274.8-0.0
2018-02-22 17:0013.924.61.41,279.32.72.6
2018-02-22 16:0010.827.81.51,249.74.13.8
2018-02-22 15:0010.029.41.51,236.24.53.0
2018-02-22 14:0011.428.91.51,235.24.93.7
2018-02-22 13:0014.427.51.81,205.07.63.7
2018-02-22 12:0011.537.51.51,137.611.24.2
2018-02-22 11:0012.553.21.61,070.011.46.9
2018-02-22 10:0016.075.71.7950.211.79.9
2018-02-22 09:0026.368.21.7979.718.715.0
2018-02-22 08:0028.855.41.8991.625.313.4
2018-02-22 07:0018.171.03.1971.624.28.4
2018-02-22 06:0015.272.72.7946.919.35.2
2018-02-22 05:0011.576.42.3938.517.46.5
2018-02-22 04:008.681.52.5903.216.710.7
2018-02-22 03:008.586.52.2940.814.29.2
2018-02-22 02:0011.286.12.1940.414.46.7
2018-02-22 01:0012.386.52.0944.713.34.5
2018-02-22 00:0016.485.42.6939.513.54.4
2018-02-21 23:0014.188.41.6940.311.95.1
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.

Last revision date:22:05 22-02-2018