Past 24 Hours Pollutant Concentration Summary

Tung Chung
Date TimeNO2O3SO2COPM10PM2.5
2018-10-20 16:0019.5111.87.9305.644.921.1
2018-10-20 15:0021.4108.78.7309.140.119.3
2018-10-20 14:0017.1114.98.8312.240.120.8
2018-10-20 13:0018.8106.18.7284.639.119.6
2018-10-20 12:0017.799.79.0305.133.718.5
2018-10-20 11:0016.296.87.9314.628.115.8
2018-10-20 10:0015.887.08.3320.227.015.1
2018-10-20 09:0013.887.17.9302.426.813.5
2018-10-20 08:0012.384.27.6305.830.815.6
2018-10-20 07:008.792.47.4278.633.115.3
2018-10-20 06:006.895.27.4298.333.314.8
2018-10-20 05:006.497.67.9304.932.414.7
2018-10-20 04:006.4100.67.7309.632.315.9
2018-10-20 03:005.7107.17.5314.332.716.3
2018-10-20 02:009.5106.47.5325.233.417.8
2018-10-20 01:0012.3108.48.1323.731.916.6
2018-10-20 00:009.4113.57.5307.832.215.5
2018-10-19 23:0010.7110.98.8298.029.313.0
2018-10-19 22:0012.8102.58.3313.326.511.2
2018-10-19 21:0014.0100.29.0294.730.614.0
2018-10-19 20:0014.2108.48.6313.133.214.5
2018-10-19 19:0016.2111.48.9313.932.715.4
2018-10-19 18:0017.9107.98.4328.834.516.7
2018-10-19 17:0016.7113.38.7317.835.215.3
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:16:07 20-10-2018