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Past 24 Hours Pollutant Concentration Summary

Tuen Mun
Date TimeNO2O3SO2COPM10PM2.5
2022-08-14 19:0019.854.96.4376.58.27.0
2022-08-14 18:0014.879.75.9385.015.77.0
2022-08-14 17:0011.785.46.3368.310.28.0
2022-08-14 16:0014.082.66.4395.314.87.0
2022-08-14 15:0016.276.15.7415.516.08.0
2022-08-14 14:0014.467.45.6426.39.26.1
2022-08-14 13:0013.543.65.8428.712.97.0
2022-08-14 12:0016.244.86.2408.515.98.9
2022-08-14 11:0028.530.67.1419.821.88.0
2022-08-14 10:0026.629.16.4471.215.25.1
2022-08-14 09:0021.128.45.7575.016.05.0
2022-08-14 08:0032.012.56.4655.612.15.0
2022-08-14 07:0030.79.06.1511.214.96.9
2022-08-14 06:0031.58.56.1458.414.06.0
2022-08-14 05:0035.46.56.5490.711.17.9
2022-08-14 04:0034.19.67.0364.612.99.0
2022-08-14 03:0035.511.77.5373.514.07.1
2022-08-14 02:0037.911.97.4366.711.14.1
2022-08-14 01:0026.124.16.0358.512.06.9
2022-08-14 00:0023.528.75.4372.08.1-
2022-08-13 23:0027.228.65.2404.37.0-
2022-08-13 22:0027.333.55.2397.010.99.0
2022-08-13 21:0030.135.05.4414.913.99.0
2022-08-13 20:0039.636.66.2466.319.88.0
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.