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Date TimeNO2O3SO2COPM10PM2.5
2022-05-26 09:0020.945.61.4-5.64.8
2022-05-26 08:0021.941.91.4-8.46.2
2022-05-26 07:0020.343.11.2-9.26.3
2022-05-26 06:0012.750.81.2-9.87.1
2022-05-26 05:0012.847.71.2-8.96.7
2022-05-26 04:0015.449.41.5-7.46.0
2022-05-26 03:0010.059.91.3-5.33.9
2022-05-26 02:0010.562.91.2-6.65.5
2022-05-26 01:0016.160.01.4-5.24.9
2022-05-26 00:0016.562.41.4-4.84.4
2022-05-25 23:0014.668.31.5-3.4-
2022-05-25 22:0028.356.61.6-4.23.8
2022-05-25 21:0031.458.41.6-5.55.3
2022-05-25 20:0023.469.11.3-5.35.1
2022-05-25 19:0028.770.01.2-5.34.6
2022-05-25 18:0026.672.11.6-6.85.6
2022-05-25 17:0032.762.61.4-5.44.2
2022-05-25 16:0018.174.51.5-7.55.9
2022-05-25 15:0019.987.61.3-9.27.5
2022-05-25 14:0017.779.81.3-8.57.0
2022-05-25 13:0018.869.31.5-7.26.7
2022-05-25 12:0019.562.41.2-6.0-
2022-05-25 11:0023.252.71.2-4.7-
2022-05-25 10:0013.757.41.1-4.84.6
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: 09:07 26-05-2022