Southern
Date TimeNO2O3SO2COPM10PM2.5
2024-03-02 04:0016.752.53.0657.215.67.9
2024-03-02 03:0023.651.23.0690.018.811.8
2024-03-02 02:0027.651.23.2698.821.714.2
2024-03-02 01:0036.344.43.2734.119.212.0
2024-03-02 00:0039.041.23.2753.017.88.8
2024-03-01 23:0033.848.53.1730.121.07.8
2024-03-01 22:0031.049.43.2727.217.48.2
2024-03-01 21:0037.040.13.1763.216.89.4
2024-03-01 20:0039.838.63.2767.712.19.1
2024-03-01 19:0049.531.83.1794.410.56.9
2024-03-01 18:0048.535.53.2791.011.35.9
2024-03-01 17:0049.834.63.4807.115.17.3
2024-03-01 16:0045.538.93.6791.821.06.7
2024-03-01 15:0047.935.84.1799.321.82.9
2024-03-01 14:0048.435.24.0815.321.11.8
2024-03-01 13:0043.239.23.3786.518.46.0
2024-03-01 12:0050.631.63.6789.717.07.6
2024-03-01 11:0059.723.84.0803.516.14.4
2024-03-01 10:0059.622.34.3797.013.30.1
2024-03-01 09:0056.123.83.6813.510.1-
2024-03-01 08:0038.839.53.6739.110.11.0
2024-03-01 07:0031.745.73.3694.55.82.6
2024-03-01 06:0020.155.63.3668.10.6-
2024-03-01 05:0017.258.13.7663.3--
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 02-03-2024