Past 24 Hours Pollutant Concentration Summary

Tuen Mun
Date TimeNO2O3SO2COPM10PM2.5
2020-08-09 20:0019.932.81.7519.612.97.0
2020-08-09 19:0017.540.61.8497.19.17.0
2020-08-09 18:0016.356.52.4487.111.98.9
2020-08-09 17:0019.467.43.5502.713.98.0
2020-08-09 16:0015.874.03.5465.19.25.1
2020-08-09 15:0014.368.32.4461.210.07.9
2020-08-09 14:0016.559.62.1466.717.77.0
2020-08-09 13:0018.651.22.6486.111.28.9
2020-08-09 12:0025.829.34.0503.813.910.9
2020-08-09 11:0028.918.37.8514.615.96.2
2020-08-09 10:0017.323.72.5481.310.24.1
2020-08-09 09:0017.120.02.3580.78.15.9
2020-08-09 08:0018.615.12.2599.410.96.0
2020-08-09 07:0026.77.92.6505.59.14.1
2020-08-09 06:0017.814.92.2485.88.04.0
2020-08-09 05:0019.617.12.5532.89.05.9
2020-08-09 04:0013.728.52.8467.79.07.0
2020-08-09 03:0035.313.34.2496.012.95.1
2020-08-09 02:0043.27.14.2516.330.45.0
2020-08-09 01:0039.68.43.4500.717.54.0
2020-08-09 00:0034.516.12.6516.718.03.0
2020-08-08 23:0033.019.93.4520.210.34.9
2020-08-08 22:0025.029.82.5505.911.08.9
2020-08-08 21:0034.921.13.4513.512.910.9
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.

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Last revision date:20:07 09-08-2020