Past 24 Hours Pollutant Concentration Summary

Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2018-12-18 23:007.4134.59.1246.547.016.5
2018-12-18 22:0010.2128.09.7253.945.916.3
2018-12-18 21:009.4133.310.1275.150.417.9
2018-12-18 20:009.1142.410.8277.555.720.4
2018-12-18 19:0010.4149.411.9321.958.423.5
2018-12-18 18:009.0152.511.8339.554.525.1
2018-12-18 17:0010.6149.412.2369.652.525.8
2018-12-18 16:009.8148.312.0387.045.122.8
2018-12-18 15:0010.7148.512.0428.948.724.6
2018-12-18 14:0010.9137.512.7426.841.820.3
2018-12-18 13:0022.4118.714.6510.046.921.9
2018-12-18 12:0022.4106.815.5557.846.322.8
2018-12-18 11:0019.397.311.6471.844.421.9
2018-12-18 10:0022.670.511.5486.241.321.7
2018-12-18 09:0025.053.511.7493.235.719.9
2018-12-18 08:0030.741.310.4497.533.920.4
2018-12-18 07:0023.537.87.4493.932.521.3
2018-12-18 06:0027.934.17.7473.732.821.2
2018-12-18 05:0023.242.87.1497.329.618.8
2018-12-18 04:0024.133.66.8482.829.119.4
2018-12-18 03:0022.135.97.9492.230.219.3
2018-12-18 02:0021.440.66.7493.330.219.1
2018-12-18 01:0020.244.56.7484.533.921.0
2018-12-18 00:0020.950.66.9485.938.022.1
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:23:07 18-12-2018