Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2023-09-23 06:004.439.31.0522.79.14.9
2023-09-23 05:003.523.00.6522.212.57.7
2023-09-23 04:002.823.40.7523.813.08.5
2023-09-23 03:002.934.40.7519.513.99.9
2023-09-23 02:002.933.40.9521.517.013.3
2023-09-23 01:002.936.00.7523.616.812.8
2023-09-23 00:002.837.81.0524.616.512.3
2023-09-22 23:003.346.81.2520.017.813.4
2023-09-22 22:004.273.01.1508.714.610.8
2023-09-22 21:003.4109.81.2509.414.69.6
2023-09-22 20:004.0110.81.5508.413.39.1
2023-09-22 19:004.6116.91.5507.812.99.1
2023-09-22 18:004.6121.41.5497.318.314.2
2023-09-22 17:004.9140.81.6526.615.911.3
2023-09-22 16:007.2124.71.9517.315.011.1
2023-09-22 15:005.8128.21.6492.413.69.9
2023-09-22 14:003.1115.31.6477.412.59.1
2023-09-22 13:002.5100.61.6465.610.07.0
2023-09-22 12:004.7109.31.7482.114.010.4
2023-09-22 11:009.093.12.1497.511.46.8
2023-09-22 10:009.870.02.8509.310.05.5
2023-09-22 09:0010.856.13.1494.212.38.0
2023-09-22 08:006.328.51.4528.410.26.0
2023-09-22 07:006.620.60.9515.811.36.9
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: 06:07 23-09-2023