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Past 24 Hours Pollutant Concentration Summary

Southern
Date TimeNO2O3SO2COPM10PM2.5
2022-09-27 09:0021.151.93.2266.919.69.0
2022-09-27 08:0017.552.73.2271.016.15.1
2022-09-27 07:0013.454.42.8225.313.79.5
2022-09-27 06:009.257.02.7196.219.412.2
2022-09-27 05:006.360.12.8162.320.38.3
2022-09-27 04:007.067.63.1217.017.69.4
2022-09-27 03:005.463.32.8175.019.89.8
2022-09-27 02:007.465.13.2240.723.010.2
2022-09-27 01:008.676.63.1210.129.410.1
2022-09-27 00:009.783.73.2233.927.77.6
2022-09-26 23:009.980.92.9228.521.04.1
2022-09-26 22:0010.585.62.8195.821.28.1
2022-09-26 21:0012.286.93.0221.521.413.1
2022-09-26 20:0013.6101.43.1247.327.514.5
2022-09-26 19:0018.5111.53.6279.640.016.2
2022-09-26 18:0032.0122.14.1351.646.915.8
2022-09-26 17:0028.4130.24.2340.649.115.2
2022-09-26 16:0026.9125.34.2318.844.515.3
2022-09-26 15:0029.5141.54.4339.633.115.7
2022-09-26 14:0021.7129.14.2312.130.213.1
2022-09-26 13:0020.6129.94.3304.739.810.9
2022-09-26 12:0019.9125.74.1295.044.514.5
2022-09-26 11:0022.5133.54.2329.640.713.6
2022-09-26 10:0027.3121.84.1328.836.813.9
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.