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Tung Chung
Date TimeNO2O3SO2COPM10PM2.5
2023-10-03 16:0028.2142.57.5488.531.120.7
2023-10-03 15:0027.4138.07.4527.134.220.8
2023-10-03 14:0030.9127.58.7504.734.019.7
2023-10-03 13:0033.6109.58.9486.133.017.5
2023-10-03 12:0036.486.09.7513.637.017.9
2023-10-03 11:0045.566.18.9508.331.915.9
2023-10-03 10:0033.653.56.9471.825.015.0
2023-10-03 09:0034.340.16.3505.122.814.4
2023-10-03 08:0030.123.45.8512.122.015.0
2023-10-03 07:0015.023.75.4466.920.914.8
2023-10-03 06:008.739.95.7430.519.813.5
2023-10-03 05:007.736.75.6481.117.311.1
2023-10-03 04:007.140.95.7440.919.112.8
2023-10-03 03:0012.439.95.7465.421.013.4
2023-10-03 02:0019.643.06.1453.320.713.1
2023-10-03 01:00----18.712.8
2023-10-03 00:0037.539.96.5521.416.411.6
2023-10-02 23:0037.229.86.7500.716.311.4
2023-10-02 22:0037.938.66.9490.917.212.1
2023-10-02 21:0033.960.17.2471.419.812.3
2023-10-02 20:0020.891.87.0461.821.411.3
2023-10-02 19:0019.088.46.3478.721.011.5
2023-10-02 18:0011.393.96.0454.722.812.8
2023-10-02 17:009.9104.45.9432.122.312.5
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: 16:07 03-10-2023