Past 24 Hours Pollutant Concentration Summary

Kwai Chung
Date TimeNO2O3SO2COPM10PM2.5
2019-08-24 10:0095.570.715.2-73.952.5
2019-08-24 09:0080.837.415.6-50.435.9
2019-08-24 08:0071.320.19.3-32.821.2
2019-08-24 07:0066.44.47.1-21.113.2
2019-08-24 06:0035.412.54.8-18.110.5
2019-08-24 05:0032.415.04.6-16.68.9
2019-08-24 04:0030.713.64.1-15.910.9
2019-08-24 03:0036.113.35.0-18.113.0
2019-08-24 02:0046.37.35.1-18.013.0
2019-08-24 01:0057.14.75.4-22.413.5
2019-08-24 00:0057.96.35.3-26.216.1
2019-08-23 23:0068.74.06.0-28.220.4
2019-08-23 22:0070.87.76.3-35.526.8
2019-08-23 21:0089.43.87.4-41.728.8
2019-08-23 20:00122.06.99.1-40.127.0
2019-08-23 19:00121.513.48.3-35.624.6
2019-08-23 18:00106.734.57.3-33.123.7
2019-08-23 17:00110.943.77.9-36.126.1
2019-08-23 16:0099.261.08.5-35.928.3
2019-08-23 15:00106.053.58.7-34.731.3
2019-08-23 14:00104.540.37.1-37.031.3
2019-08-23 13:00103.819.47.9-36.830.8
2019-08-23 12:0086.624.39.2-38.632.2
2019-08-23 11:0090.84.910.4-36.529.1
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:10:07 24-08-2019