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North
Date TimeNO2O3SO2COPM10PM2.5
2024-03-19 16:0032.4103.51.7562.613.14.8
2024-03-19 15:0028.2113.01.7588.515.77.9
2024-03-19 14:0025.6104.11.6622.218.79.6
2024-03-19 13:0024.191.31.7580.816.08.0
2024-03-19 12:0022.571.71.6607.69.34.7
2024-03-19 11:0034.932.31.2754.04.73.9
2024-03-19 10:0031.227.00.9651.9-5.2
2024-03-19 09:0033.424.11.0716.29.4-
2024-03-19 08:0029.223.61.2765.222.615.4
2024-03-19 07:0040.029.41.1438.527.114.5
2024-03-19 06:0027.255.21.1348.233.815.1
2024-03-19 05:0016.075.91.3410.535.716.6
2024-03-19 04:0012.780.41.1368.532.317.5
2024-03-19 03:0016.975.60.5379.828.013.7
2024-03-19 02:0018.178.10.6371.628.513.0
2024-03-19 01:0020.776.90.5392.427.514.2
2024-03-19 00:0019.881.90.6400.421.514.9
2024-03-18 23:0016.487.30.6363.718.716.8
2024-03-18 22:0024.181.00.5473.221.517.4
2024-03-18 21:0026.780.10.4449.821.515.9
2024-03-18 20:0033.678.00.5592.222.714.7
2024-03-18 19:0035.977.90.5593.526.318.2
2024-03-18 18:0035.181.90.7422.326.418.2
2024-03-18 17:0031.183.70.5430.924.515.8
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: 16:07 19-03-2024