Past 24 Hours Pollutant Concentration Summary

Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2019-05-20 03:0015.929.22.1-22.512.0
2019-05-20 02:0015.331.11.8-21.26.2
2019-05-20 01:0018.429.21.7-20.73.4
2019-05-20 00:0013.335.61.6-24.75.7
2019-05-19 23:0011.439.31.9-26.43.8
2019-05-19 22:0013.338.71.9-25.4-
2019-05-19 21:0010.540.81.4-22.4-
2019-05-19 20:0012.242.31.7-17.7-
2019-05-19 19:0014.442.32.0-17.8-
2019-05-19 18:0012.852.72.1-24.9-
2019-05-19 17:009.262.22.0-23.93.6
2019-05-19 16:009.365.52.0-21.115.7
2019-05-19 15:007.071.31.6-20.319.1
2019-05-19 14:006.773.31.7-21.4-
2019-05-19 13:007.776.01.5-23.216.3
2019-05-19 12:008.976.81.9-23.96.1
2019-05-19 11:0012.570.01.9-27.312.6
2019-05-19 10:0011.865.91.6-24.923.9
2019-05-19 09:0018.553.61.7-22.819.7
2019-05-19 08:0012.157.21.5-20.75.6
2019-05-19 07:0013.250.91.7-19.81.0
2019-05-19 06:008.554.31.6-22.620.8
2019-05-19 05:0010.349.41.5-25.6-
2019-05-19 04:009.148.71.6-26.1-
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.

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Last revision date:03:07 20-05-2019