Past 24 Hours Pollutant Concentration Summary

Kwai Chung
Date TimeNO2O3SO2COPM10PM2.5
2019-10-19 16:00110.1100.910.7-57.536.9
2019-10-19 15:0091.6111.210.9-53.127.7
2019-10-19 14:0064.7127.410.8-47.727.0
2019-10-19 13:0062.1120.210.6-29.927.1
2019-10-19 12:0052.5108.910.8-32.429.3
2019-10-19 11:0050.3109.211.1-43.231.7
2019-10-19 10:0073.578.812.5-33.830.8
2019-10-19 09:0055.876.812.1-33.829.1
2019-10-19 08:0050.770.111.2-45.028.7
2019-10-19 07:0049.075.09.8-39.330.9
2019-10-19 06:0027.193.08.0-35.931.6
2019-10-19 05:0019.6106.37.8-43.832.7
2019-10-19 04:0033.4106.07.4-34.934.0
2019-10-19 03:0056.177.58.0-38.334.8
2019-10-19 02:0069.069.48.4-53.935.8
2019-10-19 01:00104.438.19.1-44.437.1
2019-10-19 00:00123.224.49.4-46.138.8
2019-10-18 23:00129.629.39.4-59.942.3
2019-10-18 22:00123.740.89.1-45.542.2
2019-10-18 21:00131.243.610.5-44.338.4
2019-10-18 20:00176.328.612.3-58.236.7
2019-10-18 19:00158.359.411.0-47.236.4
2019-10-18 18:00160.468.711.1-53.536.3
2019-10-18 17:00149.698.211.2-67.234.2
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.

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Last revision date:16:07 19-10-2019