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Past 24 Hours Pollutant Concentration Summary

Eastern
Date TimeNO2O3SO2COPM10PM2.5
2022-12-02 09:0031.123.00.4-9.25.7
2022-12-02 08:0032.718.70.4-6.44.4
2022-12-02 07:0027.023.10.4-4.21.8
2022-12-02 06:0021.827.30.8-6.03.4
2022-12-02 05:0019.031.60.6-5.93.2
2022-12-02 04:0017.734.00.6-6.22.7
2022-12-02 03:0022.229.90.7-7.84.9
2022-12-02 02:0025.927.50.6-11.79.1
2022-12-02 01:0030.125.30.6-5.41.5
2022-12-02 00:0030.023.90.5-7.63.5
2022-12-01 23:0031.823.10.5-7.42.5
2022-12-01 22:0034.122.20.4-12.26.5
2022-12-01 21:0039.218.90.5-17.911.9
2022-12-01 20:0043.517.30.5-18.29.8
2022-12-01 19:0046.918.20.5-21.010.2
2022-12-01 18:0049.718.00.5-21.28.2
2022-12-01 17:0046.219.10.4-24.810.5
2022-12-01 16:0042.524.30.6-29.015.3
2022-12-01 15:0041.326.60.6-22.911.6
2022-12-01 14:0038.927.90.7-18.28.6
2022-12-01 13:0036.227.00.7-23.113.4
2022-12-01 12:0033.926.30.5-18.08.1
2022-12-01 11:0034.121.20.5-16.27.2
2022-12-01 10:0035.617.70.4-14.47.8
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.