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Tung Chung
Date TimeNO2O3SO2COPM10PM2.5
2022-05-26 09:0035.315.12.9325.811.89.8
2022-05-26 08:0030.016.22.3339.97.35.7
2022-05-26 07:0026.39.12.4317.08.56.3
2022-05-26 06:0016.517.82.1235.35.62.9
2022-05-26 05:0023.214.32.2265.57.44.6
2022-05-26 04:0017.313.52.1246.36.64.6
2022-05-26 03:0015.515.12.4244.05.63.6
2022-05-26 02:0018.615.92.1270.79.87.7
2022-05-26 01:0022.725.02.0277.89.07.6
2022-05-26 00:0031.623.22.0299.45.64.6
2022-05-25 23:0026.227.02.0292.44.53.7
2022-05-25 22:0019.540.32.0275.64.84.2
2022-05-25 21:0027.127.72.0275.67.26.3
2022-05-25 20:0025.831.42.0249.86.24.2
2022-05-25 19:0029.537.42.2274.87.15.2
2022-05-25 18:0026.639.12.3297.29.37.2
2022-05-25 17:0041.331.93.0328.210.98.7
2022-05-25 16:0027.935.12.5274.46.75.9
2022-05-25 15:0030.035.92.6290.09.68.5
2022-05-25 14:0038.926.02.8309.28.28.0
2022-05-25 13:0042.624.02.7345.99.78.1
2022-05-25 12:0045.914.42.9349.29.77.5
2022-05-25 11:0030.128.02.7298.64.54.0
2022-05-25 10:0022.835.02.4293.42.82.7
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: 09:07 26-05-2022