Kwai Chung
Date TimeNO2O3SO2COPM10PM2.5
2022-06-28 04:0037.312.412.2-6.35.5
2022-06-28 03:0023.117.49.6-2.01.8
2022-06-28 02:0018.222.89.5-3.42.7
2022-06-28 01:0026.919.49.6-5.85.5
2022-06-28 00:0028.518.510.0-8.37.4
2022-06-27 23:0039.88.312.1-9.78.0
2022-06-27 22:0048.34.117.3-7.05.3
2022-06-27 21:0046.07.014.4-8.47.0
2022-06-27 20:0042.610.913.3-12.710.6
2022-06-27 19:0045.316.214.4-11.58.8
2022-06-27 18:0040.919.612.9-9.45.9
2022-06-27 17:0057.4-15.6-8.45.5
2022-06-27 16:00------
2022-06-27 15:00----8.04.3
2022-06-27 14:00----7.04.3
2022-06-27 13:0028.628.312.6-7.53.6
2022-06-27 12:0031.026.313.2-9.16.6
2022-06-27 11:0028.722.013.4-9.06.2
2022-06-27 10:0042.312.219.8-10.56.2
2022-06-27 09:0050.16.120.8-8.05.1
2022-06-27 08:0041.35.113.9-7.15.3
2022-06-27 07:0042.23.216.8-10.08.9
2022-06-27 06:0038.14.415.5-7.06.0
2022-06-27 05:0037.25.615.2-7.36.5
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: 04:07 28-06-2022