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Tuen Mun
Date TimeNO2O3SO2COPM10PM2.5
2024-02-23 11:0037.27.74.4690.445.423.2
2024-02-23 10:0038.25.84.5651.543.125.9
2024-02-23 09:0035.76.24.2633.140.118.3
2024-02-23 08:0036.84.04.9650.232.320.9
2024-02-23 07:0034.63.66.0742.736.822.9
2024-02-23 06:0034.53.46.2779.440.923.0
2024-02-23 05:0036.63.46.6748.344.919.1
2024-02-23 04:0040.63.86.8687.539.227.7
2024-02-23 03:0043.43.66.2693.141.923.2
2024-02-23 02:0047.53.46.0630.835.222.0
2024-02-23 01:0051.25.35.3573.538.923.0
2024-02-23 00:0046.816.84.1456.140.927.8
2024-02-22 23:0053.313.13.6459.224.622.2
2024-02-22 22:0045.820.23.6469.626.924.9
2024-02-22 21:0049.218.54.2481.836.726.9
2024-02-22 20:0065.64.84.6517.033.127.0
2024-02-22 19:0061.39.43.9507.733.019.3
2024-02-22 18:0045.330.43.9459.034.924.8
2024-02-22 17:0033.039.94.2431.932.119.2
2024-02-22 16:0027.844.04.3438.038.827.7
2024-02-22 15:0018.152.04.8416.035.127.0
2024-02-22 14:0018.551.15.0402.834.023.1
2024-02-22 13:0029.235.95.1442.934.022.0
2024-02-22 12:0038.622.85.2481.834.022.0
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: 11:07 23-02-2024