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Past 24 Hours Pollutant Concentration Summary

Mong Kok
Date TimeNO2O3SO2COPM10PM2.5
2019-09-17 22:00106.457.12.4897.145.927.7
2019-09-17 21:0095.071.02.5877.952.832.6
2019-09-17 20:00119.152.52.61,005.953.132.8
2019-09-17 19:00123.259.22.2958.651.831.2
2019-09-17 18:00119.369.42.2937.452.630.8
2019-09-17 17:00126.956.12.2976.154.434.8
2019-09-17 16:00124.757.11.9955.056.534.3
2019-09-17 15:00115.071.82.1915.854.430.2
2019-09-17 14:0082.188.21.7795.250.931.4
2019-09-17 13:0081.879.21.5844.545.129.3
2019-09-17 12:0080.472.41.2839.543.027.8
2019-09-17 11:0094.854.31.6857.045.529.2
2019-09-17 10:0096.452.11.9882.646.329.5
2019-09-17 09:00107.341.01.9921.741.524.6
2019-09-17 08:0083.953.11.6852.037.722.9
2019-09-17 07:0071.959.91.5800.731.718.9
2019-09-17 06:0044.684.61.3919.531.018.9
2019-09-17 05:0034.891.41.3853.531.618.7
2019-09-17 04:0040.790.31.3780.332.618.9
2019-09-17 03:0042.984.41.4874.434.322.2
2019-09-17 02:0035.789.71.1865.233.123.1
2019-09-17 01:0071.073.01.2860.135.024.4
2019-09-17 00:00----36.325.8
2019-09-16 23:0096.853.42.0860.438.828.5
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.