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Date TimeNO2O3SO2COPM10PM2.5
2024-03-19 16:0030.6101.02.3-18.810.0
2024-03-19 15:0032.097.92.4-18.29.3
2024-03-19 14:0019.898.32.2-17.79.8
2024-03-19 13:0025.871.92.2-17.010.4
2024-03-19 12:0031.743.32.2-10.45.4
2024-03-19 11:0038.318.71.9-5.83.8
2024-03-19 10:0027.923.11.8-5.93.3
2024-03-19 09:0039.89.42.0-9.75.9
2024-03-19 08:0030.918.61.8-18.312.8
2024-03-19 07:0036.835.31.7-30.419.9
2024-03-19 06:0015.959.31.8-36.621.7
2024-03-19 05:0010.369.91.5-38.620.4
2024-03-19 04:0011.373.91.8-43.421.4
2024-03-19 03:00-81.7--39.119.8
2024-03-19 02:007.884.41.9-36.719.4
2024-03-19 01:0014.378.51.8-36.520.3
2024-03-19 00:0017.479.41.9-33.318.0
2024-03-18 23:0018.579.21.8-31.317.1
2024-03-18 22:0021.377.21.7-27.619.2
2024-03-18 21:0031.672.91.7-27.018.8
2024-03-18 20:0034.773.51.8-28.318.8
2024-03-18 19:0029.878.81.7-29.717.2
2024-03-18 18:0027.984.31.7-37.120.2
2024-03-18 17:0019.891.61.8-39.620.5
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 19-03-2024