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Date TimeNO2O3SO2COPM10PM2.5
2023-12-08 10:0017.191.34.2401.926.312.7
2023-12-08 09:0021.251.52.3392.017.010.9
2023-12-08 08:0020.533.51.4386.016.39.5
2023-12-08 07:0018.737.71.5361.814.68.7
2023-12-08 06:0016.441.41.3357.215.210.4
2023-12-08 05:0010.847.71.3348.113.28.6
2023-12-08 04:008.158.71.4335.914.19.9
2023-12-08 03:009.856.01.4353.313.99.5
2023-12-08 02:006.962.61.4344.511.77.3
2023-12-08 01:006.467.51.4344.012.37.9
2023-12-08 00:005.572.81.5338.012.88.5
2023-12-07 23:005.674.91.4320.211.06.6
2023-12-07 22:006.280.01.5310.111.47.0
2023-12-07 21:006.888.71.7298.912.27.0
2023-12-07 20:007.089.31.7305.212.56.0
2023-12-07 19:007.496.01.9281.515.13.8
2023-12-07 18:009.5115.33.0290.116.43.1
2023-12-07 17:004.3125.43.0275.822.87.8
2023-12-07 16:006.3127.63.4286.525.010.0
2023-12-07 15:006.3131.73.7289.127.613.9
2023-12-07 14:009.8139.04.5309.725.111.0
2023-12-07 13:0013.8105.64.2334.523.510.1
2023-12-07 12:0010.687.34.0353.023.611.1
2023-12-07 11:0010.776.04.2382.624.213.1
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: 10:07 08-12-2023