Kwun Tong
Date TimeNO2O3SO2COPM10PM2.5
2023-03-20 23:0048.449.95.2-53.022.5
2023-03-20 22:0043.263.45.0-58.023.0
2023-03-20 21:0057.258.65.2-57.123.9
2023-03-20 20:0057.058.75.4-52.722.4
2023-03-20 19:0062.758.65.7-57.224.8
2023-03-20 18:0061.464.15.6-56.325.2
2023-03-20 17:0060.861.35.4-49.020.9
2023-03-20 16:0057.262.85.4-47.421.0
2023-03-20 15:0051.762.85.1-48.519.6
2023-03-20 14:0049.763.95.4-50.920.7
2023-03-20 13:0064.747.95.4-53.120.2
2023-03-20 12:0066.340.05.3---
2023-03-20 11:0076.627.15.7---
2023-03-20 10:0074.825.87.0-43.422.0
2023-03-20 09:0071.726.87.2-35.321.0
2023-03-20 08:0059.236.86.7-27.117.3
2023-03-20 07:0052.340.96.6-26.214.0
2023-03-20 06:0021.772.06.5-22.412.5
2023-03-20 05:0015.775.86.4-14.49.4
2023-03-20 04:00----14.110.5
2023-03-20 03:0014.083.36.1-13.79.2
2023-03-20 02:0025.973.05.9-12.08.3
2023-03-20 01:0031.565.76.1-14.310.7
2023-03-20 00:0049.155.26.2-17.812.8
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: 23:07 20-03-2023