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Past 24 Hours Pollutant Concentration Summary

Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2024-03-01 02:005.457.21.6483.52.1-
2024-03-01 01:006.251.41.6507.62.20.5
2024-03-01 00:006.443.81.4538.44.72.5
2024-02-29 23:007.540.71.4523.73.10.6
2024-02-29 22:008.339.31.6519.15.02.5
2024-02-29 21:009.338.51.5534.55.22.6
2024-02-29 20:007.843.71.4514.25.32.1
2024-02-29 19:0011.136.31.5536.85.11.6
2024-02-29 18:0015.326.11.4552.89.66.5
2024-02-29 17:0020.520.31.4557.642.229.4
2024-02-29 16:0062.218.81.4702.048.031.6
2024-02-29 15:008.983.71.1447.630.115.8
2024-02-29 14:005.590.91.2386.230.115.1
2024-02-29 13:005.690.71.1375.524.413.2
2024-02-29 12:007.284.11.2369.423.913.6
2024-02-29 11:008.776.41.2401.425.713.7
2024-02-29 10:008.750.81.3427.828.517.0
2024-02-29 09:008.049.01.1415.928.717.0
2024-02-29 08:0011.640.21.2432.534.420.8
2024-02-29 07:0012.127.51.1446.332.521.7
2024-02-29 06:0012.828.01.3442.221.514.0
2024-02-29 05:004.150.71.1369.314.910.1
2024-02-29 04:002.353.41.2347.013.910.0
2024-02-29 03:003.257.01.6358.814.411.2
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.