Welcome to Environmental Protection Department Air Quality Health Index Website


Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2023-09-24 17:003.579.62.5-11.35.6
2023-09-24 16:005.176.82.8-12.66.4
2023-09-24 15:005.089.23.1-13.47.4
2023-09-24 14:003.691.13.2-13.27.4
2023-09-24 13:004.184.02.7-13.98.0
2023-09-24 12:006.675.72.5-11.05.9
2023-09-24 11:004.361.92.6-6.12.1
2023-09-24 10:007.446.93.2-9.35.5
2023-09-24 09:008.436.73.3-9.04.4
2023-09-24 08:0010.432.13.7-9.54.6
2023-09-24 07:0011.931.04.5-9.24.3
2023-09-24 06:008.033.13.9-7.73.3
2023-09-24 05:004.636.13.7-6.12.1
2023-09-24 04:00----6.92.9
2023-09-24 03:006.934.42.6-9.03.6
2023-09-24 02:007.036.62.7-8.32.7
2023-09-24 01:006.843.32.6-8.62.4
2023-09-24 00:006.848.52.2-9.43.2
2023-09-23 23:0013.143.02.0-10.74.0
2023-09-23 22:0013.747.32.2-12.16.2
2023-09-23 21:0010.955.42.1-10.84.9
2023-09-23 20:008.762.82.2-11.55.4
2023-09-23 19:009.864.42.5-14.68.1
2023-09-23 18:006.294.83.5-14.98.5
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: 17:07 24-09-2023