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Causeway Bay
Date TimeNO2O3SO2COPM10PM2.5
2024-02-27 08:0056.99.74.2774.435.322.5
2024-02-27 07:0046.816.22.7679.133.321.7
2024-02-27 06:0033.126.91.9579.232.021.6
2024-02-27 05:0035.725.92.2692.937.324.2
2024-02-27 04:0047.314.82.9868.945.528.2
2024-02-27 03:0052.516.12.7823.350.129.3
2024-02-27 02:0070.77.46.21,052.559.332.9
2024-02-27 01:0072.76.77.3963.958.432.8
2024-02-27 00:0080.4-9.01,229.663.639.8
2024-02-26 23:0092.56.910.21,069.366.344.3
2024-02-26 22:00113.77.89.21,211.370.350.0
2024-02-26 21:0069.340.72.9975.663.646.7
2024-02-26 20:0055.558.53.0870.654.841.8
2024-02-26 19:0049.858.53.5851.547.636.2
2024-02-26 18:0049.356.32.7875.249.638.3
2024-02-26 17:0053.452.82.9789.850.037.0
2024-02-26 16:0067.935.73.0783.246.635.3
2024-02-26 15:0061.035.83.2776.045.134.8
2024-02-26 14:0065.223.63.5773.748.038.4
2024-02-26 13:0060.216.14.4825.648.834.8
2024-02-26 12:0058.113.74.8872.455.935.5
2024-02-26 11:0050.014.84.0784.558.938.0
2024-02-26 10:0054.912.54.5826.866.440.9
2024-02-26 09:0052.416.03.5754.561.936.6
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: 08:07 27-02-2024