Past 24 Hours Pollutant Concentration Summary

Eastern
Date TimeNO2O3SO2COPM10PM2.5
2018-06-18 13:0023.4119.44.0-27.920.6
2018-06-18 12:0016.7126.83.6-28.020.7
2018-06-18 11:0023.6109.05.2-31.519.5
2018-06-18 10:0040.191.75.7-34.219.6
2018-06-18 09:0038.182.66.8-34.823.8
2018-06-18 08:0052.341.413.0-29.122.4
2018-06-18 07:0053.729.615.3-27.820.4
2018-06-18 06:0037.042.611.0-27.420.9
2018-06-18 05:0037.144.011.5-25.019.3
2018-06-18 04:0020.367.53.9-22.715.8
2018-06-18 03:0011.988.92.2-19.313.5
2018-06-18 02:0020.983.31.4-24.916.8
2018-06-18 01:0025.683.51.8-28.616.6
2018-06-18 00:0031.781.92.2-29.816.5
2018-06-17 23:0036.580.73.7-27.316.5
2018-06-17 22:0030.691.72.1-22.216.4
2018-06-17 21:0041.189.05.3-20.613.4
2018-06-17 20:0035.595.81.5-20.712.9
2018-06-17 19:0031.097.11.8-27.514.6
2018-06-17 18:0031.9100.62.0-32.919.5
2018-06-17 17:0030.9107.62.6-33.622.5
2018-06-17 16:0030.5116.63.1-31.117.9
2018-06-17 15:0032.1103.37.5-25.310.9
2018-06-17 14:0028.797.73.2-21.410.0
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:13:07 18-06-2018