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Past 24 Hours Pollutant Concentration Summary

Sha Tin
Date TimeNO2O3SO2COPM10PM2.5
2024-05-29 01:005.5-1.6-19.57.0
2024-05-29 00:007.5127.31.5-16.25.5
2024-05-28 23:007.5128.41.3-16.05.5
2024-05-28 22:007.8126.71.3-15.65.9
2024-05-28 21:0010.3113.91.6-9.76.2
2024-05-28 20:0012.8114.32.1-6.85.8
2024-05-28 19:0016.7103.62.0-5.94.8
2024-05-28 18:0025.184.91.7-6.35.0
2024-05-28 17:0018.891.52.0-5.65.1
2024-05-28 16:0012.7100.31.5-5.44.6
2024-05-28 15:0010.8111.41.9-7.16.7
2024-05-28 14:0017.1124.12.1-8.88.6
2024-05-28 13:0012.2123.02.0-7.67.3
2024-05-28 12:0017.0102.92.1-9.58.2
2024-05-28 11:0033.852.62.4-8.76.5
2024-05-28 10:0045.925.23.3-11.28.1
2024-05-28 09:0050.016.04.9-13.09.7
2024-05-28 08:0045.015.92.6-10.06.7
2024-05-28 07:0029.926.41.7-6.43.9
2024-05-28 06:0036.820.31.4-5.03.7
2024-05-28 05:0043.412.31.4-3.93.3
2024-05-28 04:0036.020.21.3-3.82.8
2024-05-28 03:0040.220.61.5-6.13.2
2024-05-28 02:0035.928.21.7-8.45.2
Remarks:

(1) Time shown is in Hong Kong time.

(2) Concentration shown is in microgram per cubic metre (µg/m3).

(3) Abbreviation:
NO2 - nitrogen dioxide, O3 - ozone,
SO2 - sulphur dioxide, CO - carbon monoxide,
PM10 - respirable suspended particulates,
PM2.5 - fine suspended particulates

(4) The pollutant concentration is based on real time data taken directly from EPD's Air Quality Monitoring Network.