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Southern
Date TimeNO2O3SO2COPM10PM2.5
2024-03-19 18:0066.9102.95.9934.036.515.1
2024-03-19 17:0078.694.74.9940.330.98.5
2024-03-19 16:00101.8-7.5952.326.48.2
2024-03-19 15:0055.8-3.3942.013.18.1
2024-03-19 14:0043.7-2.8952.51.4-
2024-03-19 13:0036.5-1.8939.27.7-
2024-03-19 12:0033.2-1.7939.810.26.7
2024-03-19 11:0043.7-1.7960.75.53.1
2024-03-19 10:0032.2-1.6920.33.10.5
2024-03-19 09:0036.4-1.8938.79.86.2
2024-03-19 08:0039.6-1.6797.124.915.4
2024-03-19 07:0023.4-1.6668.733.017.4
2024-03-19 06:0024.3-1.2675.831.716.4
2024-03-19 05:0010.6-1.4626.536.016.4
2024-03-19 04:007.8-1.5622.838.614.8
2024-03-19 03:008.3-1.7620.436.514.7
2024-03-19 02:0010.2-1.5619.830.014.5
2024-03-19 01:0015.1-1.3644.925.014.3
2024-03-19 00:0017.1-1.4643.722.78.0
2024-03-18 23:0015.2-1.4652.824.59.4
2024-03-18 22:0019.9-1.2666.428.918.7
2024-03-18 21:0022.3-1.2657.529.418.7
2024-03-18 20:0016.2103.71.4662.727.814.5
2024-03-18 19:0027.695.01.6673.124.813.3
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.

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Last revision date: 18:07 19-03-2024