Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2024-04-20 17:004.161.41.2272.016.711.9
2024-04-20 16:001.265.41.3272.015.09.6
2024-04-20 15:002.266.31.3268.814.98.4
2024-04-20 14:001.271.71.5278.215.48.6
2024-04-20 13:000.471.71.3286.712.16.5
2024-04-20 12:000.366.01.2268.816.910.5
2024-04-20 11:000.361.81.3274.811.97.7
2024-04-20 10:000.560.71.2273.89.36.1
2024-04-20 09:002.457.81.0263.813.08.4
2024-04-20 08:004.456.41.4266.210.26.8
2024-04-20 07:004.457.31.1264.311.66.4
2024-04-20 06:004.855.81.2272.115.39.6
2024-04-20 05:004.353.91.2283.110.45.6
2024-04-20 04:004.849.31.0279.39.45.1
2024-04-20 03:009.444.11.2265.18.64.6
2024-04-20 02:003.252.11.2273.310.47.2
2024-04-20 01:003.157.01.2274.410.56.0
2024-04-20 00:002.756.71.1278.311.96.4
2024-04-19 23:004.354.51.1270.36.93.5
2024-04-19 22:002.061.91.2268.512.18.0
2024-04-19 21:002.762.91.1254.39.06.6
2024-04-19 20:008.162.11.3253.14.12.1
2024-04-19 19:001.265.41.1245.77.42.3
2024-04-19 18:000.164.31.2236.613.98.7
Remarks:

(1) Time shown is in Hong Kong time.

(2) Concentration shown is in microgram per cubic metre (µg/m3).

(3) Abbreviation:
NO2 - nitrogen dioxide, O3 - ozone,
SO2 - sulphur dioxide, CO - carbon monoxide,
PM10 - respirable suspended particulates,
PM2.5 - fine suspended particulates

(4) The pollutant concentration is based on real time data taken directly from EPD's Air Quality Monitoring Network.

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Last revision date: 17:07 20-04-2024