Tung Chung
Date TimeNO2O3SO2COPM10PM2.5
2021-04-15 08:009.568.63.3259.612.97.7
2021-04-15 07:005.175.73.3268.811.17.1
2021-04-15 06:005.079.63.2278.416.310.0
2021-04-15 05:003.988.53.4288.122.911.1
2021-04-15 04:005.687.83.3287.425.211.0
2021-04-15 03:005.783.03.3281.824.511.7
2021-04-15 02:008.681.53.3290.329.017.2
2021-04-15 01:009.681.63.5315.831.919.1
2021-04-15 00:007.685.83.1324.130.717.5
2021-04-14 23:007.387.63.3326.825.815.0
2021-04-14 22:0010.289.43.4306.227.216.9
2021-04-14 21:0017.578.33.5359.427.117.4
2021-04-14 20:0012.182.53.7345.928.216.0
2021-04-14 19:0014.784.03.2349.030.517.1
2021-04-14 18:009.686.53.1323.930.017.6
2021-04-14 17:0017.079.84.0331.230.218.0
2021-04-14 16:0012.386.73.9307.724.914.1
2021-04-14 15:008.492.03.8314.324.214.1
2021-04-14 14:008.386.93.6310.926.914.8
2021-04-14 13:009.180.74.0294.523.612.5
2021-04-14 12:008.870.33.6287.621.411.3
2021-04-14 11:009.761.23.6270.015.99.2
2021-04-14 10:0010.251.64.4176.313.68.8
2021-04-14 09:0018.942.14.3212.514.58.6
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.