Tuen Mun
Date TimeNO2O3SO2COPM10PM2.5
2022-12-01 18:0040.09.52.8660.246.613.1
2022-12-01 17:0036.913.22.3641.140.312.0
2022-12-01 16:0034.317.72.2628.042.911.1
2022-12-01 15:0033.021.22.3632.238.310.1
2022-12-01 14:0031.122.32.3624.726.610.0
2022-12-01 13:0026.623.62.1614.032.78.1
2022-12-01 12:0023.722.82.1609.025.44.2
2022-12-01 11:0024.018.32.1605.327.93.0
2022-12-01 10:0023.717.12.0592.820.35.9
2022-12-01 09:0023.116.92.1590.212.37.0
2022-12-01 08:0021.916.81.9584.514.96.0
2022-12-01 07:0016.421.01.6576.37.37.0
2022-12-01 06:0011.824.81.4587.98.97.0
2022-12-01 05:0011.924.81.6599.314.86.0
2022-12-01 04:0013.523.01.6630.628.57.0
2022-12-01 03:0016.119.01.6666.215.58.0
2022-12-01 02:0016.419.71.5701.316.99.9
2022-12-01 01:0017.220.11.4733.926.710.0
2022-12-01 00:0021.016.91.5761.924.111.9
2022-11-30 23:0021.017.61.5796.627.911.0
2022-11-30 22:0026.913.41.4863.836.711.0
2022-11-30 21:0029.411.21.8921.038.013.9
2022-11-30 20:0027.314.41.7925.335.111.1
2022-11-30 19:0028.614.41.8933.338.914.9
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: 18:07 01-12-2022