Tsuen Wan
Date TimeNO2O3SO2COPM10PM2.5
2021-11-30 01:00------
2021-11-30 00:0078.914.85.1718.9-123.5
2021-11-29 23:0071.125.95.4680.6428.2-
2021-11-29 22:0075.126.15.6705.8--
2021-11-29 21:0084.431.65.7718.2--
2021-11-29 20:00101.323.36.1746.0--
2021-11-29 19:00100.326.36.8706.0--
2021-11-29 18:00133.426.210.0674.8--
2021-11-29 17:0085.572.18.1582.9--
2021-11-29 16:0089.5129.17.3626.8--
2021-11-29 15:0085.779.67.5636.622.110.9
2021-11-29 14:0064.777.26.1589.227.120.0
2021-11-29 13:00------
2021-11-29 12:00------
2021-11-29 11:00------
2021-11-29 10:0064.130.66.8682.3--
2021-11-29 09:0079.911.58.1918.8--
2021-11-29 08:0078.89.67.2879.2--
2021-11-29 07:0062.319.76.4695.7--
2021-11-29 06:0035.837.55.6593.0--
2021-11-29 05:0027.544.25.0547.6--
2021-11-29 04:0025.847.45.0547.8--
2021-11-29 03:0025.652.65.5561.9--
2021-11-29 02:0036.646.45.0604.6--
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.

Last revision date: 01:07 30-11-2021