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Past 24 Hours Pollutant Concentration Summary

Kwai Chung
Date TimeNO2O3SO2COPM10PM2.5
2024-04-17 09:0057.45.410.1-19.113.3
2024-04-17 08:0060.11.410.3-20.214.7
2024-04-17 07:0054.60.47.8-21.115.5
2024-04-17 06:0050.42.56.8-15.411.7
2024-04-17 05:0045.77.27.0-18.614.8
2024-04-17 04:00----20.516.7
2024-04-17 03:0045.46.36.6-19.816.3
2024-04-17 02:0053.22.47.2-17.213.2
2024-04-17 01:0055.9-6.9-20.216.1
2024-04-17 00:0056.50.86.1-18.714.5
2024-04-16 23:0058.71.96.7-19.214.4
2024-04-16 22:0058.15.66.4-20.215.1
2024-04-16 21:0063.21.16.8-21.715.5
2024-04-16 20:0064.24.66.4-19.113.5
2024-04-16 19:0062.97.14.1-17.211.6
2024-04-16 18:0057.113.73.6-20.414.5
2024-04-16 17:00----21.514.2
2024-04-16 16:00----22.014.1
2024-04-16 15:00------
2024-04-16 14:00------
2024-04-16 13:00------
2024-04-16 12:00------
2024-04-16 11:00------
2024-04-16 10:0039.323.83.9-18.613.4
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.