Tuen Mun
Date TimeNO2O3SO2COPM10PM2.5
2022-07-02 10:003.158.71.5363.617.37.0
2022-07-02 09:002.860.81.5349.418.98.0
2022-07-02 08:003.462.51.6343.511.36.0
2022-07-02 07:004.557.91.6353.013.96.0
2022-07-02 06:003.460.31.6327.219.88.0
2022-07-02 05:003.061.21.5353.112.37.0
2022-07-02 04:002.760.21.6318.011.05.0
2022-07-02 03:003.255.21.6327.614.95.0
2022-07-02 02:003.354.21.6336.615.06.0
2022-07-02 01:003.054.61.6324.513.17.0
2022-07-02 00:003.455.11.6331.112.05.0
2022-07-01 23:003.454.71.6331.69.13.1
2022-07-01 22:005.652.51.5333.515.84.0
2022-07-01 21:005.451.51.6347.215.06.9
2022-07-01 20:007.747.81.6350.814.09.9
2022-07-01 19:009.944.51.6367.08.2-
2022-07-01 18:0010.044.01.7363.67.04.2
2022-07-01 17:0020.134.61.7419.28.94.0
2022-07-01 16:0019.036.41.7442.59.05.0
2022-07-01 15:0013.140.41.7420.011.95.0
2022-07-01 14:0012.547.51.7425.216.85.0
2022-07-01 13:009.449.11.9393.38.34.0
2022-07-01 12:0010.348.22.0402.49.02.1
2022-07-01 11:0012.444.21.8401.711.92.0
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: 10:07 02-07-2022