Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2023-05-28 18:002.081.14.3415.126.011.6
2023-05-28 17:001.9106.15.3460.923.19.9
2023-05-28 16:001.9124.75.4485.123.312.9
2023-05-28 15:001.5112.35.0473.420.710.2
2023-05-28 14:002.696.24.8457.818.88.3
2023-05-28 13:002.492.54.9454.917.16.5
2023-05-28 12:001.885.04.8488.917.16.5
2023-05-28 11:005.270.84.6453.418.57.3
2023-05-28 10:005.463.44.7455.117.56.7
2023-05-28 09:002.064.14.2448.117.26.1
2023-05-28 08:004.159.94.3466.619.27.9
2023-05-28 07:002.756.74.4472.816.55.2
2023-05-28 06:002.761.14.0467.615.44.4
2023-05-28 05:003.260.24.0458.616.26.2
2023-05-28 04:004.459.04.4444.214.14.9
2023-05-28 03:003.559.74.4477.412.46.0
2023-05-28 02:004.358.34.3471.713.55.9
2023-05-28 01:003.358.04.7468.417.48.1
2023-05-28 00:007.753.74.5456.819.98.4
2023-05-27 23:0011.345.64.5466.420.19.0
2023-05-27 22:0011.951.74.6465.321.310.9
2023-05-27 21:007.271.84.4458.319.28.4
2023-05-27 20:004.877.34.2455.520.410.4
2023-05-27 19:006.279.34.6450.519.49.1
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.

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Last revision date: 18:07 28-05-2023