Central/Western
Date TimeNO2O3SO2COPM10PM2.5
2021-12-05 22:0055.890.05.8-44.722.8
2021-12-05 21:0047.0102.86.4-44.823.3
2021-12-05 20:0050.3105.56.2-43.623.8
2021-12-05 19:0065.8106.35.7-41.124.4
2021-12-05 18:0052.3133.05.6-46.325.7
2021-12-05 17:0049.8149.96.7-52.728.5
2021-12-05 16:0049.2148.76.6-44.323.6
2021-12-05 15:0044.4136.36.1-37.621.8
2021-12-05 14:0032.2144.95.7-32.818.1
2021-12-05 13:0032.1135.25.9-32.717.7
2021-12-05 12:0040.6117.36.4-42.423.9
2021-12-05 11:0040.9111.06.5-47.025.0
2021-12-05 10:0037.3111.37.0-54.129.4
2021-12-05 09:0041.991.07.1-52.227.5
2021-12-05 08:0033.998.96.1-46.923.1
2021-12-05 07:0027.5109.75.9-48.823.4
2021-12-05 06:0016.9125.25.5-51.224.5
2021-12-05 05:0015.5125.74.9-51.423.8
2021-12-05 04:0015.7128.54.8-48.922.4
2021-12-05 03:0015.6135.85.0-50.722.4
2021-12-05 02:0019.7130.54.8-48.521.2
2021-12-05 01:0023.9127.94.3-40.918.0
2021-12-05 00:0033.7116.84.3-38.217.7
2021-12-04 23:0042.2108.34.7-36.018.4
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.

Mobile Version | Desktop Version
Last revision date: 22:07 05-12-2021