Past 24 Hours Pollutant Concentration Summary

Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2018-06-18 13:0014.1157.18.0729.848.833.1
2018-06-18 12:0015.9140.17.4709.746.931.5
2018-06-18 11:0010.5144.97.1653.348.632.5
2018-06-18 10:0019.6111.19.5668.949.633.2
2018-06-18 09:0032.872.113.4621.441.326.9
2018-06-18 08:0038.043.112.2593.237.824.3
2018-06-18 07:0020.750.27.4584.029.119.4
2018-06-18 06:008.546.96.4581.123.616.0
2018-06-18 05:007.347.36.2566.224.316.9
2018-06-18 04:005.250.86.3551.324.817.4
2018-06-18 03:006.251.56.6538.324.116.6
2018-06-18 02:007.456.89.3545.124.715.2
2018-06-18 01:00----26.515.8
2018-06-18 00:004.590.06.5538.928.515.2
2018-06-17 23:005.393.26.5543.431.116.5
2018-06-17 22:009.892.06.7506.730.916.6
2018-06-17 21:006.7105.56.3527.830.417.0
2018-06-17 20:007.3110.16.6518.930.617.3
2018-06-17 19:004.0108.76.6515.327.313.6
2018-06-17 18:004.8114.36.7520.735.617.9
2018-06-17 17:003.9119.96.8505.830.416.3
2018-06-17 16:004.0131.67.0524.540.123.9
2018-06-17 15:003.7119.76.6487.233.419.6
2018-06-17 14:005.9112.56.9474.333.117.3
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:13:07 18-06-2018