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Past 24 Hours Pollutant Concentration Summary

Tai Po
Date TimeNO2O3SO2COPM10PM2.5
2022-05-20 11:0022.395.81.3-14.18.9
2022-05-20 10:0022.684.51.5-14.69.5
2022-05-20 09:0019.082.61.6-18.011.3
2022-05-20 08:0027.875.21.8-24.514.0
2022-05-20 07:0021.084.71.7-26.014.9
2022-05-20 06:008.4100.61.8-24.913.6
2022-05-20 05:003.7108.62.2-24.013.6
2022-05-20 04:004.0110.62.1-22.313.3
2022-05-20 03:0013.792.82.0-20.411.7
2022-05-20 02:0015.395.72.2-22.713.1
2022-05-20 01:0015.0107.72.2-24.113.2
2022-05-20 00:0020.0104.22.1-25.414.6
2022-05-19 23:0015.1119.72.2-24.214.3
2022-05-19 22:0018.3131.52.4-22.111.8
2022-05-19 21:0014.4139.22.5-23.613.7
2022-05-19 20:0030.0120.52.2-22.012.9
2022-05-19 19:0022.1133.72.3-21.412.4
2022-05-19 18:0020.9144.22.4-21.712.8
2022-05-19 17:0016.2157.92.5-20.611.4
2022-05-19 16:0020.3161.02.7---
2022-05-19 15:0024.9161.62.8---
2022-05-19 14:0018.4153.72.9---
2022-05-19 13:0024.8137.33.0---
2022-05-19 12:0039.8117.32.8---
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.