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Past 24 Hours Pollutant Concentration Summary

Sham Shui Po
Date TimeNO2O3SO2COPM10PM2.5
2023-09-29 20:0036.361.72.7-20.514.0
2023-09-29 19:0063.643.56.1-22.015.0
2023-09-29 18:0065.841.65.6-18.712.4
2023-09-29 17:0066.636.05.1-16.610.3
2023-09-29 16:0050.850.82.6-18.111.0
2023-09-29 15:0060.945.13.0-18.511.4
2023-09-29 14:0048.352.32.7-14.38.9
2023-09-29 13:0045.350.12.4-14.08.1
2023-09-29 12:0039.551.92.1-17.610.3
2023-09-29 11:0033.851.22.4-16.69.9
2023-09-29 10:0037.143.82.9-18.312.6
2023-09-29 09:0045.826.33.3-11.38.6
2023-09-29 08:0037.827.72.5-10.99.0
2023-09-29 07:0025.842.22.2-12.88.1
2023-09-29 06:0010.658.52.5-11.57.0
2023-09-29 05:0010.159.12.0-10.86.6
2023-09-29 04:00----10.76.4
2023-09-29 03:009.162.01.9-10.95.4
2023-09-29 02:0012.862.11.6-15.18.7
2023-09-29 01:0018.659.32.1-17.410.1
2023-09-29 00:0022.056.12.5-16.89.6
2023-09-28 23:0028.257.12.5-17.810.4
2023-09-28 22:0034.658.72.9-19.812.8
2023-09-28 21:0042.359.12.8-23.015.9
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.