Welcome to Environmental Protection Department Air Quality Health Index Website


Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2024-04-23 16:0041.758.82.1-11.27.0
2024-04-23 15:0048.446.91.7-12.19.1
2024-04-23 14:0039.654.21.6-14.912.8
2024-04-23 13:0039.340.31.3-4.02.8
2024-04-23 12:0059.725.81.6-11.88.1
2024-04-23 11:0065.111.62.2-12.110.0
2024-04-23 10:0044.521.81.7-22.117.4
2024-04-23 09:0047.612.92.7-23.619.1
2024-04-23 08:0044.18.62.4-25.220.2
2024-04-23 07:0041.08.92.2-25.218.2
2024-04-23 06:0039.47.62.5-24.315.4
2024-04-23 05:0039.912.83.5-24.516.9
2024-04-23 04:00----22.514.7
2024-04-23 03:0038.914.43.4-22.814.6
2024-04-23 02:0050.45.43.0-23.014.2
2024-04-23 01:0052.16.03.4-21.713.0
2024-04-23 00:0045.712.33.3-22.014.5
2024-04-22 23:0057.45.33.8-24.117.1
2024-04-22 22:0061.85.63.6-21.915.3
2024-04-22 21:0064.47.03.8-22.816.6
2024-04-22 20:0072.85.83.9-17.012.7
2024-04-22 19:0072.88.73.8-14.510.1
2024-04-22 18:0073.88.74.6-16.612.9
2024-04-22 17:0067.013.24.0-17.213.1
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 23-04-2024