Kwai Chung
Date TimeNO2O3SO2COPM10PM2.5
2021-10-16 16:0056.565.42.3-26.217.7
2021-10-16 15:0051.770.92.5-29.119.2
2021-10-16 14:0052.477.12.5-27.518.1
2021-10-16 13:0067.855.12.9-28.219.4
2021-10-16 12:0052.045.72.8-27.819.6
2021-10-16 11:0046.031.93.0-24.317.2
2021-10-16 10:0050.718.93.4-24.617.6
2021-10-16 09:0039.816.32.9-21.714.0
2021-10-16 08:0029.716.42.2-20.012.7
2021-10-16 07:0019.021.51.8-19.212.7
2021-10-16 06:0012.131.52.0-20.613.9
2021-10-16 05:0014.332.92.6-18.211.6
2021-10-16 04:00----14.99.4
2021-10-16 03:0015.532.12.4-14.08.9
2021-10-16 02:0023.128.92.5-14.78.6
2021-10-16 01:0026.925.32.4-11.37.2
2021-10-16 00:0019.526.42.3-9.56.5
2021-10-15 23:0019.526.92.4-8.36.4
2021-10-15 22:0017.129.52.4-7.86.7
2021-10-15 21:0033.123.83.0-8.46.6
2021-10-15 20:0051.816.33.1-5.84.7
2021-10-15 19:0033.627.82.1-5.54.4
2021-10-15 18:0039.025.22.2-5.04.0
2021-10-15 17:0036.826.32.1-6.74.7
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: 16:07 16-10-2021