Past 24 Hours Pollutant Concentration Summary

Tseung Kwan O
Date TimeNO2O3SO2COPM10PM2.5
2019-07-21 03:0048.32.13.7582.923.812.6
2019-07-21 02:0056.71.93.9626.524.014.8
2019-07-21 01:0066.41.94.2752.319.412.2
2019-07-21 00:0060.41.63.6896.215.310.0
2019-07-20 23:0060.16.82.7628.914.38.8
2019-07-20 22:0065.84.93.1598.213.75.9
2019-07-20 21:0073.73.43.5547.022.75.4
2019-07-20 20:0067.39.03.1497.628.810.4
2019-07-20 19:0061.816.02.7483.518.010.0
2019-07-20 18:0042.131.62.3426.613.27.4
2019-07-20 17:0045.228.42.2477.613.26.3
2019-07-20 16:0037.134.12.5466.617.99.8
2019-07-20 15:0018.956.21.7372.024.212.1
2019-07-20 14:0055.524.62.2428.926.813.3
2019-07-20 13:0028.239.92.6396.926.316.8
2019-07-20 12:0026.644.53.5377.622.811.7
2019-07-20 11:0029.743.03.2379.925.211.0
2019-07-20 10:0032.937.14.6402.724.810.9
2019-07-20 09:0032.736.13.5388.521.912.1
2019-07-20 08:0044.126.43.1421.817.59.7
2019-07-20 07:0045.517.52.9427.516.06.4
2019-07-20 06:0038.623.72.6383.320.99.6
2019-07-20 05:0038.521.82.8392.122.213.7
2019-07-20 04:0028.624.52.6419.521.414.1
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.

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Last revision date:03:07 21-07-2019