Welcome to Environmental Protection Department Air Quality Health Index Website


Tseung Kwan O
Date TimeNO2O3SO2COPM10PM2.5
2023-03-27 21:0019.127.61.4388.511.1-
2023-03-27 20:0019.431.61.3398.87.1-
2023-03-27 19:0024.128.41.3406.79.4-
2023-03-27 18:0022.036.01.2383.813.211.2
2023-03-27 17:0024.439.91.3374.114.39.8
2023-03-27 16:0019.259.81.7314.520.69.0
2023-03-27 15:0013.780.52.2267.425.810.6
2023-03-27 14:0015.888.42.4257.521.510.0
2023-03-27 13:0012.390.62.2250.423.17.0
2023-03-27 12:0014.390.32.2251.622.66.8
2023-03-27 11:0013.187.91.7245.922.37.7
2023-03-27 10:0014.081.61.9243.327.010.1
2023-03-27 09:0012.281.41.4246.327.314.1
2023-03-27 08:0016.678.61.5243.928.013.3
2023-03-27 07:0012.182.41.5244.820.510.9
2023-03-27 06:0011.185.21.3226.115.510.8
2023-03-27 05:0010.883.51.0238.212.911.3
2023-03-27 04:005.978.30.8279.910.89.7
2023-03-27 03:007.669.71.1286.89.07.7
2023-03-27 02:008.064.31.1288.88.9-
2023-03-27 01:009.658.11.2315.112.312.2
2023-03-27 00:0014.145.71.2360.812.09.0
2023-03-26 23:0015.537.61.3397.79.66.3
2023-03-26 22:0015.538.01.5397.68.36.4
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: 21:07 27-03-2023