Past 24 Hours Pollutant Concentration Summary

Mong Kok
Date TimeNO2O3SO2COPM10PM2.5
2017-11-23 10:0066.721.55.5658.740.330.4
2017-11-23 09:0070.516.05.5664.140.531.4
2017-11-23 08:0065.214.34.4637.341.831.8
2017-11-23 07:0042.726.13.6578.840.831.0
2017-11-23 06:0024.841.03.6551.137.328.1
2017-11-23 05:0022.343.32.9532.934.827.0
2017-11-23 04:0029.437.72.1579.935.627.5
2017-11-23 03:0027.436.02.0600.132.024.3
2017-11-23 02:0035.528.82.0685.529.520.8
2017-11-23 01:0038.828.01.9632.132.220.9
2017-11-23 00:0052.817.72.6670.935.320.7
2017-11-22 23:0058.116.23.0713.238.222.5
2017-11-22 22:0068.110.44.6857.741.024.2
2017-11-22 21:0063.513.44.3877.447.927.1
2017-11-22 20:0078.89.25.4942.248.924.8
2017-11-22 19:00110.28.68.11,035.149.924.3
2017-11-22 18:00109.112.47.9983.653.226.6
2017-11-22 17:00117.112.88.2956.254.629.4
2017-11-22 16:00112.126.96.1840.848.625.9
2017-11-22 15:00114.836.34.8810.752.928.7
2017-11-22 14:00117.446.24.2840.650.128.0
2017-11-22 13:0088.932.63.0724.726.913.3
2017-11-22 12:0082.818.93.5676.120.310.9
2017-11-22 11:0063.017.32.6637.917.18.8
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:10:06 23-11-2017