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Past 24 Hours Pollutant Concentration Summary

Sham Shui Po
Date TimeNO2O3SO2COPM10PM2.5
2022-01-23 00:0034.350.62.8-6.72.8
2022-01-22 23:0033.249.62.8-7.31.8
2022-01-22 22:0036.348.03.2-4.1-
2022-01-22 21:0048.038.43.3-6.94.2
2022-01-22 20:0051.037.53.3-10.52.5
2022-01-22 19:0063.826.63.6-17.35.6
2022-01-22 18:0078.812.94.2-15.37.5
2022-01-22 17:0075.819.83.8-10.42.7
2022-01-22 16:0065.227.83.6-3.22.8
2022-01-22 15:0054.537.03.5-0.3-
2022-01-22 14:0056.732.33.6-4.7-
2022-01-22 13:0056.827.83.8-5.82.8
2022-01-22 12:0060.722.23.9-6.03.6
2022-01-22 11:0063.619.53.7-1.7-
2022-01-22 10:0056.122.23.4-1.8-
2022-01-22 09:0060.113.83.7-4.0-
2022-01-22 08:0046.923.23.3-0.6-
2022-01-22 07:0037.934.53.1-8.8-
2022-01-22 06:0027.448.23.6-13.54.9
2022-01-22 05:0021.956.33.1-11.67.5
2022-01-22 04:0015.567.92.7-13.810.5
2022-01-22 03:0017.768.62.7-14.410.2
2022-01-22 02:0021.865.82.5-13.310.3
2022-01-22 01:0028.160.72.3-15.514.2
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.