Past 24 Hours Pollutant Concentration Summary

Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2018-02-22 22:004.831.14.6788.74.83.6
2018-02-22 21:005.733.04.6798.74.33.6
2018-02-22 20:007.530.05.2806.54.63.2
2018-02-22 19:006.031.84.9834.53.62.2
2018-02-22 18:006.130.44.7856.92.21.8
2018-02-22 17:005.828.25.1862.53.22.3
2018-02-22 16:006.827.84.8875.54.43.0
2018-02-22 15:005.828.84.8855.25.32.6
2018-02-22 14:005.929.65.1854.24.82.9
2018-02-22 13:007.327.75.5841.03.01.9
2018-02-22 12:007.527.85.7821.84.53.3
2018-02-22 11:007.725.55.6813.63.93.0
2018-02-22 10:005.428.35.2817.84.33.2
2018-02-22 09:005.030.35.2791.55.35.0
2018-02-22 08:009.225.66.1795.18.97.7
2018-02-22 07:006.435.05.8780.417.611.0
2018-02-22 06:006.382.86.1518.934.016.4
2018-02-22 05:008.478.96.0527.831.613.7
2018-02-22 04:007.083.96.5536.432.113.3
2018-02-22 03:00----33.013.6
2018-02-22 02:006.392.05.8556.530.412.5
2018-02-22 01:005.991.25.7548.731.713.0
2018-02-22 00:005.596.05.8535.626.39.3
2018-02-21 23:008.591.36.2523.124.38.6
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.

Last revision date:22:05 22-02-2018