Past 24 Hours Pollutant Concentration Summary

Tuen Mun
Date TimeNO2O3SO2COPM10PM2.5
2019-09-16 04:0022.975.01.2568.427.619.8
2019-09-16 03:0037.561.02.8594.331.917.1
2019-09-16 02:0041.357.42.3609.532.019.9
2019-09-16 01:0041.160.52.4626.831.021.9
2019-09-16 00:0063.040.02.7683.428.123.0
2019-09-15 23:0050.658.33.0646.838.619.1
2019-09-15 22:0048.367.53.1647.729.321.9
2019-09-15 21:0040.378.62.6598.932.916.2
2019-09-15 20:0038.379.92.7602.835.923.7
2019-09-15 19:0052.495.44.0652.036.027.9
2019-09-15 18:0046.1103.54.5653.537.928.0
2019-09-15 17:0032.3121.62.9622.531.224.1
2019-09-15 16:0029.4122.72.3620.037.825.0
2019-09-15 15:0021.8124.72.0618.037.024.0
2019-09-15 14:0030.8102.72.3647.437.025.9
2019-09-15 13:0054.562.72.7687.824.4-
2019-09-15 12:0054.052.92.4659.620.116.3
2019-09-15 11:0039.362.41.2628.323.922.8
2019-09-15 10:0034.467.00.9609.936.623.0
2019-09-15 09:0034.838.81.9698.838.019.1
2019-09-15 08:0037.220.01.7829.332.223.8
2019-09-15 07:0043.611.81.9767.436.817.2
2019-09-15 06:0037.518.31.5722.231.218.0
2019-09-15 05:0035.023.51.3748.121.314.1
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:04:07 16-09-2019