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Date TimeNO2O3SO2COPM10PM2.5
2023-09-24 19:0017.972.02.7-12.26.6
2023-09-24 18:0010.579.82.7-13.59.2
2023-09-24 17:0010.675.52.6-14.410.5
2023-09-24 16:007.580.72.6-13.88.8
2023-09-24 15:0011.192.43.0-12.17.0
2023-09-24 14:009.886.52.9-11.45.8
2023-09-24 13:0010.184.62.9-12.97.4
2023-09-24 12:008.285.53.2-9.13.9
2023-09-24 11:008.064.93.4-11.07.3
2023-09-24 10:008.654.54.6-6.83.0
2023-09-24 09:0011.642.54.3-7.53.1
2023-09-24 08:0013.035.33.9-7.63.8
2023-09-24 07:0010.737.53.6-7.23.1
2023-09-24 06:009.339.74.3-8.24.0
2023-09-24 05:008.736.64.1-9.45.3
2023-09-24 04:0010.336.34.0-9.44.5
2023-09-24 03:0010.936.73.4-8.84.9
2023-09-24 02:0011.538.53.2-9.54.1
2023-09-24 01:0011.441.93.1-9.13.4
2023-09-24 00:0011.545.42.5-11.95.7
2023-09-23 23:0026.538.72.5-12.26.1
2023-09-23 22:0018.050.22.5-11.15.6
2023-09-23 21:0019.357.22.5-11.86.6
2023-09-23 20:0013.366.72.5-11.55.8
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: 19:07 24-09-2023