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Past 24 Hours Pollutant Concentration Summary

North
Date TimeNO2O3SO2COPM10PM2.5
2022-05-27 08:0039.53.96.8834.921.77.9
2022-05-27 07:0035.72.35.9777.419.710.4
2022-05-27 06:0032.21.95.6717.418.812.5
2022-05-27 05:0032.03.25.7746.816.110.3
2022-05-27 04:0031.23.15.3770.214.26.0
2022-05-27 03:0029.26.84.7598.614.26.0
2022-05-27 02:0039.47.34.8754.515.36.9
2022-05-27 01:0040.26.84.7710.914.46.8
2022-05-27 00:0042.219.24.2593.712.38.5
2022-05-26 23:0024.943.14.0551.311.08.2
2022-05-26 22:0029.542.73.9618.610.77.5
2022-05-26 21:0026.845.53.9549.612.06.2
2022-05-26 20:0032.043.93.9526.713.37.6
2022-05-26 19:0030.047.73.8533.111.18.6
2022-05-26 18:0034.741.24.5518.112.17.3
2022-05-26 17:0031.747.44.0475.813.16.2
2022-05-26 16:0028.250.04.0497.511.17.2
2022-05-26 15:0027.451.74.0485.110.79.7
2022-05-26 14:0026.157.73.8555.99.28.3
2022-05-26 13:0031.251.94.0486.49.06.2
2022-05-26 12:0020.057.74.1555.59.37.7
2022-05-26 11:0025.942.74.0526.310.79.1
2022-05-26 10:0028.938.74.3534.713.19.8
2022-05-26 09:0038.224.84.6615.415.010.3
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.