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Southern
Date TimeNO2O3SO2COPM10PM2.5
2023-02-07 06:0054.910.18.7369.919.214.2
2023-02-07 05:0072.73.811.4326.720.55.2
2023-02-07 04:0025.942.74.4277.923.21.2
2023-02-07 03:0011.558.84.3282.817.62.6
2023-02-07 02:0015.556.74.1328.011.87.7
2023-02-07 01:0017.060.34.1311.112.210.5
2023-02-07 00:0024.957.34.1308.216.64.8
2023-02-06 23:0023.658.74.2279.919.76.3
2023-02-06 22:0030.549.94.5344.425.511.7
2023-02-06 21:0041.440.34.8407.627.011.9
2023-02-06 20:0049.632.74.7413.025.713.0
2023-02-06 19:0035.350.14.5304.525.29.4
2023-02-06 18:0037.247.84.4267.223.716.6
2023-02-06 17:0035.954.64.5301.022.019.8
2023-02-06 16:0027.259.64.6284.316.710.5
2023-02-06 15:0025.858.84.4307.314.87.9
2023-02-06 14:0022.261.04.0301.316.79.9
2023-02-06 13:0039.942.37.2398.221.510.0
2023-02-06 12:0052.319.79.3470.424.812.6
2023-02-06 11:0044.218.55.8470.232.619.8
2023-02-06 10:0068.78.611.4524.832.217.6
2023-02-06 09:0070.87.29.1459.624.116.8
2023-02-06 08:0047.414.25.7472.214.0-
2023-02-06 07:0034.237.84.4348.46.7-
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: 06:07 07-02-2023