Past 24 Hours Pollutant Concentration Summary

Causeway Bay
Date TimeNO2O3SO2COPM10PM2.5
2020-06-05 05:0018.422.92.7383.00.90.6
2020-06-05 04:0022.021.03.0878.43.10.7
2020-06-05 03:0025.517.23.1496.811.56.6
2020-06-05 02:0026.020.33.6497.98.14.1
2020-06-05 01:0034.614.63.5455.78.34.1
2020-06-05 00:0036.818.43.6384.512.06.8
2020-06-04 23:0033.815.13.3392.121.414.7
2020-06-04 22:0028.619.62.9412.714.39.5
2020-06-04 21:0033.216.03.7454.523.315.4
2020-06-04 20:0051.211.45.6593.426.817.4
2020-06-04 19:0051.213.55.1512.526.216.9
2020-06-04 18:0049.213.65.7516.625.116.0
2020-06-04 17:0074.28.26.5563.425.315.0
2020-06-04 16:0059.621.25.7535.022.813.3
2020-06-04 15:0096.67.87.9620.622.212.4
2020-06-04 14:0062.516.85.2490.823.413.8
2020-06-04 13:0071.311.87.2543.020.111.5
2020-06-04 12:0063.513.35.8508.721.610.3
2020-06-04 11:0066.410.06.3610.231.317.7
2020-06-04 10:0065.98.28.1552.822.411.8
2020-06-04 09:0063.610.76.4523.519.411.0
2020-06-04 08:0046.312.45.0457.922.415.0
2020-06-04 07:0036.316.13.7405.62.61.9
2020-06-04 06:0029.116.93.7447.38.24.2
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:05:07 05-06-2020