Tsuen Wan
Date TimeNO2O3SO2COPM10PM2.5
2024-03-28 19:0097.024.74.3748.933.517.5
2024-03-28 18:0088.634.95.8651.031.615.9
2024-03-28 17:0062.251.02.8617.525.513.7
2024-03-28 16:0056.657.63.4614.736.619.9
2024-03-28 15:0094.128.18.3651.032.417.9
2024-03-28 14:0068.545.83.5628.529.916.8
2024-03-28 13:0082.430.67.2659.630.318.4
2024-03-28 12:0074.534.15.1658.028.116.1
2024-03-28 11:0051.749.12.4644.025.313.1
2024-03-28 10:0057.536.12.0750.025.114.1
2024-03-28 09:0060.832.91.8753.424.114.4
2024-03-28 08:0034.757.51.4659.823.213.0
2024-03-28 07:0033.961.21.3659.221.111.0
2024-03-28 06:0018.079.21.4622.424.414.6
2024-03-28 05:0011.888.51.3618.021.412.0
2024-03-28 04:0010.292.31.2595.821.812.7
2024-03-28 03:0010.196.11.2592.121.513.2
2024-03-28 02:0013.796.81.2613.521.312.6
2024-03-28 01:0018.995.71.2652.022.512.5
2024-03-28 00:0024.6100.51.3715.020.811.7
2024-03-27 23:0025.9101.51.7727.028.819.5
2024-03-27 22:0033.0100.51.8782.230.620.4
2024-03-27 21:0039.993.51.8829.931.120.5
2024-03-27 20:0045.391.32.1865.732.021.6
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: 19:07 28-03-2024