Welcome to Environmental Protection Department Air Quality Health Index Website


Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2021-01-22 23:0098.44.10.6-35.432.3
2021-01-22 22:00106.84.30.7-39.9-
2021-01-22 21:00119.64.70.6-45.142.9
2021-01-22 20:00126.94.60.8-39.827.4
2021-01-22 19:00130.85.12.0-30.616.3
2021-01-22 18:0099.843.01.8-30.911.2
2021-01-22 17:0052.7122.50.8-38.56.4
2021-01-22 16:0041.0140.61.1-46.217.2
2021-01-22 15:0056.5116.21.1-51.528.1
2021-01-22 14:0058.9111.92.3-66.255.0
2021-01-22 13:0062.4103.62.9-87.877.1
2021-01-22 12:0085.190.24.7-99.778.8
2021-01-22 11:00106.945.95.0-92.574.3
2021-01-22 10:00117.019.42.7-77.260.9
2021-01-22 09:00108.56.31.6-63.946.2
2021-01-22 08:0096.75.41.9-50.829.3
2021-01-22 07:0082.14.41.6-40.130.8
2021-01-22 06:0073.64.50.9-29.2-
2021-01-22 05:0064.15.01.4-24.718.2
2021-01-22 04:0059.56.31.1-25.45.6
2021-01-22 03:0059.77.60.8-23.311.1
2021-01-22 02:0065.96.40.9-20.818.8
2021-01-22 01:0072.05.80.9-22.814.2
2021-01-22 00:0078.54.61.2-27.214.6
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: 23:07 22-01-2021