Southern
Date TimeNO2O3SO2COPM10PM2.5
2022-07-02 10:005.361.01.9199.714.14.8
2022-07-02 09:005.360.61.8208.610.3-
2022-07-02 08:005.664.51.8205.837.22.2
2022-07-02 07:006.158.81.8211.748.77.2
2022-07-02 06:004.462.21.7202.920.35.6
2022-07-02 05:003.464.41.9213.315.84.9
2022-07-02 04:003.965.21.7213.514.33.4
2022-07-02 03:005.559.71.9220.528.612.3
2022-07-02 02:004.957.82.0231.430.313.3
2022-07-02 01:006.555.81.8228.314.96.0
2022-07-02 00:006.755.31.7225.09.14.5
2022-07-01 23:0018.445.81.9240.313.04.6
2022-07-01 22:0017.544.22.0252.017.56.3
2022-07-01 21:008.951.72.1260.114.03.1
2022-07-01 20:009.849.91.9280.417.64.6
2022-07-01 19:008.250.01.9286.513.87.1
2022-07-01 18:008.448.71.9301.22.7-
2022-07-01 17:008.150.21.9354.63.81.9
2022-07-01 16:007.850.31.9379.98.6-
2022-07-01 15:006.551.52.0395.811.7-
2022-07-01 14:006.552.22.4413.613.3-
2022-07-01 13:005.656.02.0403.112.04.0
2022-07-01 12:005.149.91.8402.512.67.2
2022-07-01 11:005.551.81.7408.910.34.7
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 02-07-2022