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Past 24 Hours Pollutant Concentration Summary

Tung Chung
Date TimeNO2O3SO2COPM10PM2.5
2022-06-29 10:0032.48.67.4413.812.35.9
2022-06-29 09:0038.35.06.9436.713.46.2
2022-06-29 08:0029.13.95.0434.79.54.2
2022-06-29 07:0018.02.44.1425.75.71.2
2022-06-29 06:0017.42.13.9395.15.63.9
2022-06-29 05:0010.96.93.9368.13.12.2
2022-06-29 04:009.610.63.7386.45.55.3
2022-06-29 03:0014.111.13.8394.23.63.1
2022-06-29 02:0017.78.24.0401.74.94.2
2022-06-29 01:0014.021.63.8377.73.4-
2022-06-29 00:0017.721.34.0387.33.43.2
2022-06-28 23:0025.116.04.0402.55.64.8
2022-06-28 22:0025.310.84.0374.95.74.7
2022-06-28 21:0019.98.73.9350.73.02.2
2022-06-28 20:0021.516.84.2376.33.93.3
2022-06-28 19:0014.330.53.7398.24.22.3
2022-06-28 18:0016.136.24.5398.77.83.8
2022-06-28 17:0019.746.14.6308.815.53.9
2022-06-28 16:0021.052.44.8311.633.78.4
2022-06-28 15:00------
2022-06-28 14:00------
2022-06-28 13:0020.046.95.6220.3--
2022-06-28 12:0029.225.56.4195.2--
2022-06-28 11:0024.821.65.4244.220.25.0
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.