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Southern
Date TimeNO2O3SO2COPM10PM2.5
2022-05-27 06:0033.029.24.7549.721.69.9
2022-05-27 05:0030.331.24.6550.923.311.0
2022-05-27 04:0025.935.95.1531.713.26.0
2022-05-27 03:0021.037.95.0543.59.27.6
2022-05-27 02:0019.942.65.0573.817.714.1
2022-05-27 01:0044.122.45.8598.119.910.4
2022-05-27 00:0028.427.84.7597.715.96.7
2022-05-26 23:0018.933.74.4572.012.44.8
2022-05-26 22:0012.867.24.5534.611.94.5
2022-05-26 21:0019.263.34.2567.614.46.6
2022-05-26 20:0021.662.44.4600.014.57.2
2022-05-26 19:0015.771.34.3596.113.66.1
2022-05-26 18:0014.674.04.3561.39.54.6
2022-05-26 17:0012.975.54.3542.810.73.3
2022-05-26 16:0015.973.74.5559.111.3-
2022-05-26 15:0015.771.24.8560.45.11.7
2022-05-26 14:0013.271.54.8558.74.81.7
2022-05-26 13:007.367.54.1514.111.43.6
2022-05-26 12:0015.557.44.3512.613.26.4
2022-05-26 11:0021.347.74.1566.810.56.0
2022-05-26 10:0023.243.24.1569.611.35.8
2022-05-26 09:0024.535.74.2565.115.37.3
2022-05-26 08:0029.826.74.4590.717.57.1
2022-05-26 07:0017.314.24.1586.314.85.4
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.

Last revision date: 06:07 27-05-2022