Welcome to Environmental Protection Department Air Quality Health Index Website


Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2024-04-19 22:0013.851.41.2-16.410.4
2024-04-19 21:0014.851.41.5-16.410.2
2024-04-19 20:0020.746.21.3-18.512.6
2024-04-19 19:0020.348.31.5-19.713.4
2024-04-19 18:0021.054.41.3-18.511.7
2024-04-19 17:0021.551.31.4-20.813.6
2024-04-19 16:0023.546.91.3-20.413.9
2024-04-19 15:0013.459.61.1-15.610.0
2024-04-19 14:0016.552.91.6-16.010.8
2024-04-19 13:0012.855.71.6-19.513.5
2024-04-19 12:0013.651.01.6-19.913.9
2024-04-19 11:0016.149.31.6-25.119.1
2024-04-19 10:0018.444.81.5-16.411.7
2024-04-19 09:0018.143.61.4-13.39.6
2024-04-19 08:0016.339.21.3-14.210.8
2024-04-19 07:0010.245.81.1-12.59.1
2024-04-19 06:005.252.01.4-13.410.3
2024-04-19 05:005.751.31.6-12.48.9
2024-04-19 04:00----11.77.2
2024-04-19 03:0024.437.52.5-14.09.1
2024-04-19 02:0029.941.42.4-12.47.3
2024-04-19 01:0034.033.91.6-13.27.9
2024-04-19 00:0035.150.41.6-11.66.2
2024-04-18 23:0037.656.31.8-17.110.6
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.

Last revision date: 22:07 19-04-2024