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Past 24 Hours Pollutant Concentration Summary

Kwun Tong
Date TimeNO2O3SO2COPM10PM2.5
2024-04-23 02:0049.610.80.1-20.412.7
2024-04-23 01:0052.78.90.1-17.911.7
2024-04-23 00:0041.124.70.2-23.515.2
2024-04-22 23:0066.22.41.5-25.316.3
2024-04-22 22:0064.71.51.4-28.517.8
2024-04-22 21:0071.92.51.6-30.920.1
2024-04-22 20:0073.23.61.6-28.417.4
2024-04-22 19:0081.13.92.2-27.017.6
2024-04-22 18:0075.95.81.1-21.415.1
2024-04-22 17:0079.36.51.1-18.313.1
2024-04-22 16:0077.36.81.1-26.418.7
2024-04-22 15:0064.714.00.7-25.515.7
2024-04-22 14:0055.910.70.5-26.016.5
2024-04-22 13:00----25.015.3
2024-04-22 12:0068.18.41.6-32.918.4
2024-04-22 11:0080.35.12.7-29.117.4
2024-04-22 10:0072.810.12.6-16.411.4
2024-04-22 09:0061.18.51.7-20.614.5
2024-04-22 08:0065.42.32.6-21.013.6
2024-04-22 07:0055.53.31.6-13.17.7
2024-04-22 06:0047.96.00.6-11.56.3
2024-04-22 05:0054.42.41.2-15.910.6
2024-04-22 04:0056.11.20.8-13.58.0
2024-04-22 03:0047.51.70.2-15.38.6
Remarks:

(1) Time shown is in Hong Kong time.

(2) Concentration shown is in microgram per cubic metre (µg/m3).

(3) Abbreviation:
NO2 - nitrogen dioxide, O3 - ozone,
SO2 - sulphur dioxide, CO - carbon monoxide,
PM10 - respirable suspended particulates,
PM2.5 - fine suspended particulates

(4) The pollutant concentration is based on real time data taken directly from EPD's Air Quality Monitoring Network.