Tai Po
Date TimeNO2O3SO2COPM10PM2.5
2021-09-22 18:0024.940.83.6-4.73.3
2021-09-22 17:0016.947.43.6-3.83.0
2021-09-22 16:0012.649.83.3-4.94.2
2021-09-22 15:0012.749.32.9-3.02.2
2021-09-22 14:008.551.92.8-3.63.4
2021-09-22 13:007.356.72.9-4.34.1
2021-09-22 12:0011.553.53.3-5.54.4
2021-09-22 11:0016.437.13.6-5.63.9
2021-09-22 10:0016.828.63.7-7.34.1
2021-09-22 09:0022.817.74.2-12.66.7
2021-09-22 08:0019.37.33.6-15.66.0
2021-09-22 07:0017.81.63.4-14.63.7
2021-09-22 06:0021.90.83.4-16.05.8
2021-09-22 05:0025.31.03.5-14.14.4
2021-09-22 04:0028.91.13.5-16.57.6
2021-09-22 03:0034.01.53.7-18.89.8
2021-09-22 02:0042.40.64.3-22.413.4
2021-09-22 01:0050.10.74.2-22.413.5
2021-09-22 00:0046.00.64.3-23.314.1
2021-09-21 23:0046.51.03.8-27.417.7
2021-09-21 22:0049.61.44.0-24.615.5
2021-09-21 21:0056.01.54.1-20.312.4
2021-09-21 20:0063.51.84.7-21.013.1
2021-09-21 19:0068.62.45.5-16.19.6
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: 18:07 22-09-2021