Welcome to Environmental Protection Department Air Quality Health Index Website


Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2023-12-05 21:00107.418.54.5-67.450.8
2023-12-05 20:00127.031.86.7-66.649.8
2023-12-05 19:00142.935.39.4-64.549.9
2023-12-05 18:00117.868.49.5-63.048.3
2023-12-05 17:0094.897.07.8-56.339.9
2023-12-05 16:0075.872.56.4-27.518.4
2023-12-05 15:0036.282.93.4-18.414.0
2023-12-05 14:0018.696.83.4-12.69.6
2023-12-05 13:0011.791.53.5-9.67.1
2023-12-05 12:0011.978.13.6-14.011.6
2023-12-05 11:0016.365.13.4-24.719.4
2023-12-05 10:0025.739.64.3-29.022.0
2023-12-05 09:0029.121.54.8-30.023.2
2023-12-05 08:0031.014.54.0-42.230.9
2023-12-05 07:0042.54.84.6-41.730.4
2023-12-05 06:0034.510.94.4-51.636.3
2023-12-05 05:0046.15.05.6-55.737.4
2023-12-05 04:00----57.638.0
2023-12-05 03:0052.77.15.1-60.339.7
2023-12-05 02:0056.910.33.9-61.138.9
2023-12-05 01:0065.27.83.9-61.738.9
2023-12-05 00:0065.18.34.4-58.436.5
2023-12-04 23:0060.615.74.0-61.937.7
2023-12-04 22:0062.325.54.4-66.145.3
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: 21:07 05-12-2023