Tuen Mun
Date TimeNO2O3SO2COPM10PM2.5
2021-06-15 20:0031.625.13.2525.823.09.1
2021-06-15 19:0028.428.13.3504.726.011.9
2021-06-15 18:0022.934.43.4491.725.08.1
2021-06-15 17:0024.741.93.3502.621.19.9
2021-06-15 16:0025.243.13.4500.628.99.0
2021-06-15 15:0027.442.03.3498.423.111.9
2021-06-15 14:0020.047.03.2495.012.211.0
2021-06-15 13:0023.837.73.4501.921.812.9
2021-06-15 12:0024.141.33.3506.115.111.1
2021-06-15 11:0025.937.53.4529.318.99.1
2021-06-15 10:0025.835.63.5555.023.910.0
2021-06-15 09:0030.426.23.6545.415.27.1
2021-06-15 08:0030.721.33.5552.816.05.1
2021-06-15 07:0034.715.53.7510.615.04.0
2021-06-15 06:0023.624.53.3514.020.95.0
2021-06-15 05:0015.632.03.0487.818.17.0
2021-06-15 04:009.438.23.0464.112.13.1
2021-06-15 03:0012.135.53.2484.512.04.0
2021-06-15 02:0018.630.03.1476.113.07.0
2021-06-15 01:0024.826.73.1468.918.98.0
2021-06-15 00:0032.519.33.0480.519.04.1
2021-06-14 23:0026.824.63.1495.314.13.0
2021-06-14 22:0027.624.03.0510.220.96.0
2021-06-14 21:0020.334.83.0508.423.99.0
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: 20:07 15-06-2021