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Past 24 Hours Pollutant Concentration Summary

Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2021-06-24 01:00----9.73.3
2021-06-24 00:008.444.24.9325.78.43.2
2021-06-23 23:009.247.05.3323.06.02.4
2021-06-23 22:0010.040.44.5335.63.92.5
2021-06-23 21:0012.659.04.8310.15.33.6
2021-06-23 20:009.560.34.9304.63.3-
2021-06-23 19:008.769.54.9310.53.42.9
2021-06-23 18:0022.242.95.5342.02.2-
2021-06-23 17:007.454.47.8325.52.52.1
2021-06-23 16:00----4.01.9
2021-06-23 15:00----1.3-
2021-06-23 14:0013.750.65.5359.89.2-
2021-06-23 13:0023.048.26.1389.89.79.6
2021-06-23 12:0015.342.65.3396.29.08.6
2021-06-23 11:0013.739.85.2382.310.07.2
2021-06-23 10:0010.628.64.7350.112.47.7
2021-06-23 09:006.513.85.1345.012.05.4
2021-06-23 08:009.523.05.0332.615.86.1
2021-06-23 07:009.317.95.1326.315.36.0
2021-06-23 06:009.715.14.7312.315.36.5
2021-06-23 05:009.022.84.8302.511.66.4
2021-06-23 04:0011.641.45.3288.514.26.0
2021-06-23 03:009.826.05.4302.313.87.1
2021-06-23 02:0015.040.16.6292.27.66.7
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.