Welcome to Environmental Protection Department Air Quality Health Index Website


Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2024-05-04 16:0015.580.71.3-10.28.8
2024-05-04 15:0033.565.21.4-10.08.2
2024-05-04 14:0019.584.21.1-4.13.2
2024-05-04 13:0034.669.31.3-0.60.4
2024-05-04 12:0026.077.01.1-2.01.3
2024-05-04 11:0030.570.21.1-5.03.8
2024-05-04 10:0042.854.61.1-8.26.5
2024-05-04 09:0051.043.81.1-6.14.2
2024-05-04 08:0034.063.81.0-5.04.0
2024-05-04 07:0020.187.81.1-9.36.6
2024-05-04 06:009.2101.61.1-11.47.2
2024-05-04 05:008.9107.61.1-14.17.7
2024-05-04 04:009.3115.31.1-15.27.3
2024-05-04 03:005.2128.21.1-22.910.8
2024-05-04 02:008.4126.61.1-26.512.1
2024-05-04 01:006.5131.41.2-21.68.6
2024-05-04 00:0014.6120.41.1-27.110.4
2024-05-03 23:007.4134.81.1-38.714.3
2024-05-03 22:0010.7132.51.1-39.214.6
2024-05-03 21:0018.8119.91.1-33.013.3
2024-05-03 20:0013.3122.61.1-29.710.9
2024-05-03 19:0012.0124.11.1-32.612.7
2024-05-03 18:0013.6126.01.2-30.513.3
2024-05-03 17:0013.2130.11.0-22.79.8
Remarks:

(1) Time shown is in Hong Kong time.

(2) Concentration shown is in microgram per cubic metre (µg/m3).

(3) Abbreviation:
NO2 - nitrogen dioxide, O3 - ozone,
SO2 - sulphur dioxide, CO - carbon monoxide,
PM10 - respirable suspended particulates,
PM2.5 - fine suspended particulates

(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: 16:07 04-05-2024