Past 24 Hours Pollutant Concentration Summary

Tung Chung
Date TimeNO2O3SO2COPM10PM2.5
2019-10-19 17:0037.6246.18.0770.874.848.8
2019-10-19 16:0059.0252.58.9802.875.048.3
2019-10-19 15:0055.5223.39.0791.664.840.4
2019-10-19 14:0048.2162.98.6775.952.332.3
2019-10-19 13:0048.4128.38.2748.444.528.5
2019-10-19 12:0055.296.27.7741.043.328.2
2019-10-19 11:0035.793.37.2712.340.928.1
2019-10-19 10:0027.390.27.6711.343.228.4
2019-10-19 09:0025.179.47.9711.342.729.0
2019-10-19 08:0022.276.96.4714.146.133.0
2019-10-19 07:0029.859.53.5744.448.334.5
2019-10-19 06:0021.370.92.2716.038.830.1
2019-10-19 05:0021.951.32.0707.040.732.0
2019-10-19 04:0028.540.52.2722.342.833.4
2019-10-19 03:0029.148.93.0729.946.132.9
2019-10-19 02:0040.437.13.0766.045.233.1
2019-10-19 01:0060.028.23.2799.346.233.5
2019-10-19 00:0053.638.73.1778.345.633.2
2019-10-18 23:0054.546.13.5782.048.636.3
2019-10-18 22:0062.741.63.6803.348.536.6
2019-10-18 21:0072.644.14.0846.549.637.8
2019-10-18 20:0064.475.34.7823.854.640.5
2019-10-18 19:0056.2144.06.1778.658.740.8
2019-10-18 18:0046.6195.77.6734.463.844.3
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:17:07 19-10-2019