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Mong Kok
Date TimeNO2O3SO2COPM10PM2.5
2023-04-02 19:00101.738.53.6771.140.932.1
2023-04-02 18:0080.347.72.8696.336.828.7
2023-04-02 17:0083.144.13.1738.535.528.6
2023-04-02 16:0079.745.02.8708.435.528.6
2023-04-02 15:0080.344.32.8717.031.924.8
2023-04-02 14:0073.041.72.5690.435.427.5
2023-04-02 13:0072.639.32.6679.233.124.0
2023-04-02 12:0073.536.22.6671.829.920.5
2023-04-02 11:0063.841.72.3674.922.716.3
2023-04-02 10:0067.836.22.4699.918.914.2
2023-04-02 09:0068.534.92.3645.822.514.8
2023-04-02 08:0045.355.31.9508.224.315.7
2023-04-02 07:0038.759.42.0569.126.118.5
2023-04-02 06:0027.277.41.7541.021.714.5
2023-04-02 05:0035.374.51.7549.725.117.6
2023-04-02 04:0029.976.21.6553.328.419.4
2023-04-02 03:0034.869.41.7556.619.313.4
2023-04-02 02:0046.861.71.7609.916.711.7
2023-04-02 01:0070.842.22.3670.120.715.4
2023-04-02 00:0085.239.32.4730.121.616.6
2023-04-01 23:0086.838.32.4747.231.124.6
2023-04-01 22:0075.552.92.1699.539.432.8
2023-04-01 21:0071.261.02.4757.449.340.8
2023-04-01 20:0097.342.02.8887.550.241.4
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: 19:07 02-04-2023