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Past 24 Hours Pollutant Concentration Summary

Kwai Chung
Date TimeNO2O3SO2COPM10PM2.5
2023-06-08 15:0050.726.26.9-13.36.7
2023-06-08 14:0048.630.66.8-11.56.3
2023-06-08 13:0051.429.16.7-13.39.3
2023-06-08 12:0057.925.54.8-15.310.6
2023-06-08 11:0048.325.53.6-11.08.1
2023-06-08 10:0055.317.04.1-7.75.2
2023-06-08 09:0048.117.24.2-8.34.4
2023-06-08 08:0047.816.54.8-7.43.6
2023-06-08 07:0029.021.24.2-8.24.0
2023-06-08 06:0019.637.14.1-7.93.3
2023-06-08 05:00----8.23.2
2023-06-08 04:00----5.80.9
2023-06-08 03:0016.433.93.6-7.63.1
2023-06-08 02:0018.536.53.7-8.64.2
2023-06-08 01:0030.624.83.8-9.54.2
2023-06-08 00:0031.327.84.0-6.62.5
2023-06-07 23:0032.226.93.9-11.16.7
2023-06-07 22:0034.923.13.8-11.15.6
2023-06-07 21:0040.422.24.4-12.46.9
2023-06-07 20:0051.617.04.7-14.38.8
2023-06-07 19:0066.610.75.9-17.711.2
2023-06-07 18:0078.88.56.3-14.610.1
2023-06-07 17:0066.813.85.0-11.07.4
2023-06-07 16:0064.417.64.9-12.46.5
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.