Tung Chung
Date TimeNO2O3SO2COPM10PM2.5
2024-02-23 10:0036.94.24.2839.921.94.3
2024-02-23 09:0032.04.03.8896.318.66.7
2024-02-23 08:0031.83.14.6949.419.213.1
2024-02-23 07:0029.72.74.7878.820.912.3
2024-02-23 06:0031.62.64.7894.224.711.6
2024-02-23 05:0031.02.64.7875.825.110.4
2024-02-23 04:0034.52.65.9881.627.614.4
2024-02-23 03:0039.32.46.4928.434.918.2
2024-02-23 02:0040.42.45.5885.135.917.5
2024-02-23 01:0044.02.25.1909.424.19.4
2024-02-23 00:0033.222.63.1621.515.76.3
2024-02-22 23:0014.747.62.8538.615.59.7
2024-02-22 22:0020.844.33.6510.917.711.1
2024-02-22 21:008.957.22.7501.822.013.4
2024-02-22 20:0025.743.33.1533.523.012.0
2024-02-22 19:0014.051.62.3509.820.212.2
2024-02-22 18:0011.455.12.4548.915.111.4
2024-02-22 17:0012.553.02.7495.617.512.7
2024-02-22 16:0032.937.23.1549.122.315.7
2024-02-22 15:0029.238.43.5513.331.624.2
2024-02-22 14:0025.739.53.5491.935.827.8
2024-02-22 13:0024.940.23.6510.631.619.4
2024-02-22 12:0019.344.83.4519.226.117.1
2024-02-22 11:0017.740.03.5535.914.911.9
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: 10:07 23-02-2024