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Past 24 Hours Pollutant Concentration Summary

Tseung Kwan O
Date TimeNO2O3SO2COPM10PM2.5
2023-12-04 21:0053.273.13.5654.246.742.2
2023-12-04 20:0095.640.83.4769.451.738.4
2023-12-04 19:0075.670.93.9648.147.734.2
2023-12-04 18:0065.695.94.3567.449.233.0
2023-12-04 17:0057.7108.34.8566.660.934.5
2023-12-04 16:0049.9108.44.9533.653.033.6
2023-12-04 15:0044.5101.04.3518.433.128.3
2023-12-04 14:0034.998.64.1520.723.622.5
2023-12-04 13:0022.895.33.9488.931.622.7
2023-12-04 12:0019.182.04.0470.440.428.5
2023-12-04 11:0027.552.74.3514.339.430.2
2023-12-04 10:0031.937.84.1531.537.828.0
2023-12-04 09:0036.029.23.9539.340.226.3
2023-12-04 08:0024.239.94.1490.444.931.3
2023-12-04 07:0021.842.83.9472.342.832.0
2023-12-04 06:0018.153.03.8441.628.625.0
2023-12-04 05:0015.274.83.8397.228.118.6
2023-12-04 04:0011.091.74.0382.430.913.6
2023-12-04 03:009.6101.63.7363.722.915.9
2023-12-04 02:008.2105.63.5335.621.5-
2023-12-04 01:0011.799.63.4344.625.523.6
2023-12-04 00:0013.5100.83.2382.934.129.0
2023-12-03 23:0014.2110.54.0439.531.929.2
2023-12-03 22:0014.8117.74.6477.638.226.2
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.