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Past 24 Hours Pollutant Concentration Summary

Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2021-12-02 08:0014.272.49.3423.932.714.5
2021-12-02 07:0010.975.39.4418.332.114.6
2021-12-02 06:0010.376.49.3415.930.512.5
2021-12-02 05:0010.876.99.4422.630.912.0
2021-12-02 04:0011.577.59.6420.033.514.1
2021-12-02 03:0011.878.810.4420.133.113.5
2021-12-02 02:0013.678.611.1416.233.813.6
2021-12-02 01:0012.282.611.9409.835.613.4
2021-12-02 00:0013.482.011.7414.636.113.1
2021-12-01 23:0011.888.211.6412.135.613.9
2021-12-01 22:0011.892.710.3411.137.014.3
2021-12-01 21:0014.992.69.8418.338.813.8
2021-12-01 20:0014.395.49.5401.739.614.1
2021-12-01 19:0014.199.19.6401.039.012.2
2021-12-01 18:0013.2105.79.3407.242.413.2
2021-12-01 17:0012.2-9.1409.040.412.8
2021-12-01 16:0011.6110.78.6411.539.812.8
2021-12-01 15:009.2108.87.7414.936.311.6
2021-12-01 14:009.3108.37.6410.237.713.3
2021-12-01 13:0010.0104.28.1394.338.714.3
2021-12-01 12:0011.093.99.6402.137.611.4
2021-12-01 11:0010.985.910.5413.636.213.3
2021-12-01 10:009.983.210.4415.230.512.8
2021-12-01 09:008.982.110.3414.827.112.6
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.