Tung Chung
Date TimeNO2O3SO2COPM10PM2.5
2024-04-19 16:007.460.31.8399.010.36.1
2024-04-19 15:0015.150.41.1410.211.27.4
2024-04-19 14:008.654.11.3429.0--
2024-04-19 13:006.955.10.9392.2--
2024-04-19 12:005.353.01.0429.4--
2024-04-19 11:007.751.50.9401.711.19.3
2024-04-19 10:006.250.91.0394.913.611.6
2024-04-19 09:004.452.21.1398.213.211.6
2024-04-19 08:006.048.61.6409.610.89.6
2024-04-19 07:002.845.50.7373.812.911.6
2024-04-19 06:003.447.70.9409.512.010.9
2024-04-19 05:002.847.11.0373.210.49.1
2024-04-19 04:002.845.90.9402.410.79.0
2024-04-19 03:003.345.81.3394.011.69.9
2024-04-19 02:004.843.50.8413.19.68.3
2024-04-19 01:005.243.61.3415.69.47.8
2024-04-19 00:006.345.50.9429.88.87.5
2024-04-18 23:008.947.00.9433.310.58.2
2024-04-18 22:0050.532.21.4532.57.24.8
2024-04-18 21:0053.435.21.3536.87.85.8
2024-04-18 20:0061.937.61.8566.59.87.1
2024-04-18 19:0055.455.81.4516.56.23.9
2024-04-18 18:0051.575.91.8509.89.47.9
2024-04-18 17:0067.555.51.4468.617.913.5
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: 16:07 19-04-2024