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Southern
Date TimeNO2O3SO2COPM10PM2.5
2022-05-26 09:0024.535.74.2565.115.37.3
2022-05-26 08:0029.826.74.4590.717.57.1
2022-05-26 07:0017.314.24.1586.314.85.4
2022-05-26 06:0012.517.04.0510.913.83.2
2022-05-26 05:005.016.23.7512.614.30.3
2022-05-26 04:004.017.84.1492.319.24.4
2022-05-26 03:003.820.73.7522.414.76.6
2022-05-26 02:006.024.93.8505.39.76.4
2022-05-26 01:006.927.84.1525.812.37.3
2022-05-26 00:0010.036.94.0556.011.97.3
2022-05-25 23:0019.844.13.9596.113.311.1
2022-05-25 22:0024.243.63.9594.613.211.9
2022-05-25 21:0024.854.24.0556.77.34.5
2022-05-25 20:0023.459.54.0575.45.31.5
2022-05-25 19:0022.068.04.0551.312.75.4
2022-05-25 18:0021.369.94.0568.912.59.5
2022-05-25 17:0021.865.94.2572.39.3-
2022-05-25 16:0020.764.54.1558.915.28.3
2022-05-25 15:0022.5-5.0584.415.76.6
2022-05-25 14:0039.4-4.5647.613.24.2
2022-05-25 13:0031.1-4.31,483.215.56.5
2022-05-25 12:0029.4-4.3644.714.99.5
2022-05-25 11:0023.7-3.9611.29.87.1
2022-05-25 10:0026.1-3.7620.110.56.4
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: 09:07 26-05-2022