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Past 24 Hours Pollutant Concentration Summary

Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2022-06-29 11:0011.336.68.3-6.03.6
2022-06-29 10:0014.127.28.5-8.14.7
2022-06-29 09:0015.920.68.7-7.94.8
2022-06-29 08:0016.819.78.4-6.84.6
2022-06-29 07:0018.616.08.1-5.63.8
2022-06-29 06:0011.524.87.7-5.03.1
2022-06-29 05:0017.719.88.2-4.73.0
2022-06-29 04:00----7.25.3
2022-06-29 03:008.139.88.0-3.72.4
2022-06-29 02:0018.134.47.7-4.93.9
2022-06-29 01:0021.2-7.8-4.44.4
2022-06-29 00:0014.140.86.7-6.05.2
2022-06-28 23:0035.317.17.9-6.14.1
2022-06-28 22:0030.421.18.9-9.67.3
2022-06-28 21:0044.617.59.6-11.98.0
2022-06-28 20:0056.17.710.6-10.16.9
2022-06-28 19:0043.320.611.3-12.07.7
2022-06-28 18:0049.919.813.8-13.97.9
2022-06-28 17:0047.529.413.4-11.75.3
2022-06-28 16:0038.634.912.3-9.94.5
2022-06-28 15:00----9.35.1
2022-06-28 14:0029.534.29.5-8.74.8
2022-06-28 13:0033.235.39.9-9.45.9
2022-06-28 12:0032.926.29.7-10.07.4
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.