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Past 24 Hours Pollutant Concentration Summary

Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2023-12-05 23:005.871.31.3448.616.214.8
2023-12-05 22:006.496.11.1453.417.815.8
2023-12-05 21:006.684.31.4435.518.316.5
2023-12-05 20:007.187.71.3452.116.614.1
2023-12-05 19:009.199.01.6456.515.612.5
2023-12-05 18:007.8116.41.8465.017.111.3
2023-12-05 17:007.2143.91.9480.320.013.4
2023-12-05 16:008.7149.92.1472.818.312.9
2023-12-05 15:006.8141.12.1453.815.412.5
2023-12-05 14:003.5113.31.7422.112.710.7
2023-12-05 13:004.497.81.9424.411.18.6
2023-12-05 12:006.681.61.6464.415.310.1
2023-12-05 11:009.660.21.8493.015.79.4
2023-12-05 10:009.748.21.8449.412.67.9
2023-12-05 09:009.340.91.9456.414.011.4
2023-12-05 08:0010.934.11.9463.014.111.3
2023-12-05 07:0011.331.51.8492.517.014.3
2023-12-05 06:009.738.92.1462.518.516.1
2023-12-05 05:0013.634.62.6458.319.717.5
2023-12-05 04:0013.334.12.5470.725.620.6
2023-12-05 03:0021.024.13.2505.241.529.5
2023-12-05 02:0030.318.94.5543.353.835.9
2023-12-05 01:00----59.137.2
2023-12-05 00:0038.824.03.7561.755.633.2
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.