Welcome to Environmental Protection Department Air Quality Health Index Website


Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2024-02-28 00:0010.891.04.1-34.220.6
2024-02-27 23:0014.590.54.3-41.027.9
2024-02-27 22:0013.088.74.5-37.928.0
2024-02-27 21:0016.480.54.4-33.726.0
2024-02-27 20:0016.677.24.3-35.228.4
2024-02-27 19:0018.676.84.2-31.525.4
2024-02-27 18:0018.077.24.2-28.622.8
2024-02-27 17:0014.579.44.3-29.223.0
2024-02-27 16:0013.583.14.6-31.724.6
2024-02-27 15:0016.678.15.2-28.621.1
2024-02-27 14:0017.365.84.6-26.419.5
2024-02-27 13:0015.557.94.3-24.117.0
2024-02-27 12:0016.942.24.1-21.413.8
2024-02-27 11:0017.628.64.4-19.312.5
2024-02-27 10:0021.621.64.8-18.012.6
2024-02-27 09:0024.017.55.1-16.211.6
2024-02-27 08:0021.120.65.1-20.115.2
2024-02-27 07:0021.022.64.2-20.814.3
2024-02-27 06:0012.733.84.3-24.016.2
2024-02-27 05:0019.029.25.2-26.716.1
2024-02-27 04:00----36.821.3
2024-02-27 03:0040.79.15.0-47.827.1
2024-02-27 02:0048.76.04.8-53.129.1
2024-02-27 01:0049.218.04.6-53.132.0
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: 00:07 28-02-2024