Tsuen Wan
Date TimeNO2O3SO2COPM10PM2.5
2021-03-08 08:0039.030.21.7639.98.86.9
2021-03-08 07:0028.629.01.7640.25.55.0
2021-03-08 06:0017.930.52.1642.54.9-
2021-03-08 05:0014.835.81.7588.54.84.8
2021-03-08 04:0015.043.41.6506.76.9-
2021-03-08 03:0019.038.92.2527.813.612.3
2021-03-08 02:0024.718.92.1679.620.315.1
2021-03-08 01:0027.216.62.1716.525.417.5
2021-03-08 00:0031.916.02.5745.326.818.1
2021-03-07 23:0032.515.22.8788.130.823.3
2021-03-07 22:0037.514.52.7855.727.622.8
2021-03-07 21:0034.523.52.2744.324.621.7
2021-03-07 20:0039.128.32.7820.027.125.1
2021-03-07 19:0043.932.22.1842.520.318.2
2021-03-07 18:0041.624.12.0841.315.013.6
2021-03-07 17:0033.330.81.7709.58.98.9
2021-03-07 16:0029.531.71.7675.08.98.7
2021-03-07 15:0033.831.82.0670.714.613.1
2021-03-07 14:0035.528.81.9667.716.615.3
2021-03-07 13:0031.030.91.7617.610.49.5
2021-03-07 12:0031.337.11.9567.79.08.6
2021-03-07 11:0033.535.21.6553.47.36.8
2021-03-07 10:0029.141.01.3488.112.710.1
2021-03-07 09:0026.741.21.6545.713.410.6
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.

(5) Owing to urgent repair and maintenance, monitoring of PM10 & PM2.5 at Mongkok roadside air quality monitoring station have been temporarily suspended until further notice. We apologize for any inconvenience caused.

Mobile Version | Desktop Version
Last revision date: 08:07 08-03-2021