Kwun Tong
Date TimeNO2O3SO2COPM10PM2.5
2021-05-18 15:0045.321.33.7-25.212.2
2021-05-18 14:0045.422.93.9-22.113.0
2021-05-18 13:0039.528.63.7-27.713.0
2021-05-18 12:0044.125.44.1-35.611.4
2021-05-18 11:0036.626.53.4-20.711.0
2021-05-18 10:0044.816.04.2-14.3-
2021-05-18 09:0047.38.74.1-19.713.1
2021-05-18 08:0040.111.13.5-11.410.1
2021-05-18 07:0036.012.63.2-9.1-
2021-05-18 06:0016.124.52.6-10.0-
2021-05-18 05:0011.224.72.7-8.1-
2021-05-18 04:009.827.72.7-6.1-
2021-05-18 03:0013.122.12.7-10.89.0
2021-05-18 02:0019.316.42.7-12.910.0
2021-05-18 01:0022.415.22.7-10.1-
2021-05-18 00:0022.616.02.8-7.1-
2021-05-17 23:0023.818.22.7-16.511.0
2021-05-17 22:0032.112.03.1-18.08.1
2021-05-17 21:0021.915.72.7-16.19.0
2021-05-17 20:0032.011.12.9-24.610.0
2021-05-17 19:0034.411.33.6-19.311.9
2021-05-17 18:0031.917.33.4-26.613.9
2021-05-17 17:0040.418.93.5-27.013.0
2021-05-17 16:0038.420.83.6-26.013.0
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: 15:07 18-05-2021