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Eastern
Date TimeNO2O3SO2COPM10PM2.5
2021-01-26 04:0019.8109.61.2-35.926.8
2021-01-26 03:0021.1111.21.2-37.827.1
2021-01-26 02:0029.1108.41.3-33.822.2
2021-01-26 01:0047.690.71.2-35.522.8
2021-01-26 00:0061.677.40.7-38.223.6
2021-01-25 23:0073.660.50.8-37.428.5
2021-01-25 22:0075.961.81.0-38.329.7
2021-01-25 21:0076.370.61.5-39.328.4
2021-01-25 20:0077.683.42.3-46.227.3
2021-01-25 19:0094.960.01.2-48.527.6
2021-01-25 18:0093.868.60.5-47.428.4
2021-01-25 17:0087.278.31.0-45.928.3
2021-01-25 16:0067.791.00.7-41.626.1
2021-01-25 15:0054.9101.61.0-37.522.9
2021-01-25 14:0055.997.31.3-39.523.3
2021-01-25 13:0048.187.71.2-36.823.3
2021-01-25 12:0055.387.61.2-36.523.8
2021-01-25 11:0053.175.11.2-46.524.6
2021-01-25 10:0067.151.91.0-49.126.1
2021-01-25 09:0065.541.70.5-44.829.5
2021-01-25 08:0052.046.70.5-38.729.7
2021-01-25 07:0036.066.70.7-36.728.3
2021-01-25 06:0021.090.00.8-39.928.7
2021-01-25 05:0015.2102.91.2-41.724.2
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.

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Last revision date: 04:07 26-01-2021