Past 24 Hours Pollutant Concentration Summary

Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2019-07-21 04:0040.84.57.0-25.911.8
2019-07-21 03:0040.13.63.2-25.912.7
2019-07-21 02:0040.53.23.0-20.810.3
2019-07-21 01:0041.43.43.2-18.88.2
2019-07-21 00:0043.93.63.2-13.05.0
2019-07-20 23:0048.94.62.7-11.57.3
2019-07-20 22:0043.316.12.7-21.314.4
2019-07-20 21:0058.74.83.3-23.715.0
2019-07-20 20:0067.43.43.0-14.711.4
2019-07-20 19:0053.010.82.8-13.712.1
2019-07-20 18:0047.123.03.0-20.815.7
2019-07-20 17:0053.318.93.3-21.411.7
2019-07-20 16:0051.618.12.7-17.75.3
2019-07-20 15:0057.914.02.7-13.57.9
2019-07-20 14:0036.838.12.8-12.4-
2019-07-20 13:0029.039.92.9-21.313.2
2019-07-20 12:0029.042.03.3-21.77.8
2019-07-20 11:0031.539.33.6-19.35.1
2019-07-20 10:0045.122.63.6-22.29.9
2019-07-20 09:0041.721.02.9-18.313.4
2019-07-20 08:0034.521.13.2-14.9-
2019-07-20 07:0032.121.22.8-16.915.8
2019-07-20 06:0026.624.42.9-22.98.6
2019-07-20 05:0035.315.53.3-28.87.1
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:04:07 21-07-2019