Kwun Tong
Date TimeNO2O3SO2COPM10PM2.5
2021-09-22 19:0026.237.31.9-12.04.1
2021-09-22 18:0032.434.02.0-10.15.0
2021-09-22 17:0021.745.72.1-9.05.9
2021-09-22 16:0026.135.12.2-9.06.0
2021-09-22 15:0020.342.92.0-25.26.0
2021-09-22 14:0018.144.12.0-7.96.0
2021-09-22 13:0021.938.92.1-9.96.0
2021-09-22 12:0026.633.42.0-19.54.1
2021-09-22 11:0025.825.52.1-10.53.0
2021-09-22 10:0018.223.12.0-10.04.0
2021-09-22 09:0012.921.82.0-9.05.8
2021-09-22 08:0025.811.02.7-8.04.3
2021-09-22 07:0031.66.53.1-5.13.1
2021-09-22 06:0024.810.62.6-6.05.9
2021-09-22 05:0024.613.03.2-7.96.0
2021-09-22 04:00----8.03.1
2021-09-22 03:0028.613.52.1-9.91.1
2021-09-22 02:0034.310.12.4-11.92.0
2021-09-22 01:0044.5-2.7-13.55.8
2021-09-22 00:0050.88.33.3-21.66.0
2021-09-21 23:0059.613.23.1-9.67.0
2021-09-21 22:0052.821.52.3-11.98.0
2021-09-21 21:0072.014.52.7-11.18.0
2021-09-21 20:0088.24.13.9-8.28.0
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: 19:07 22-09-2021