Tap Mun
Date TimeNO2O3SO2COPM10PM2.5
2021-10-29 03:005.7138.57.3333.236.319.8
2021-10-29 02:007.2137.47.3318.334.117.8
2021-10-29 01:005.3141.07.3335.631.516.1
2021-10-29 00:005.6138.07.1337.430.815.7
2021-10-28 23:008.5134.87.1326.830.615.9
2021-10-28 22:007.2134.67.0333.432.318.1
2021-10-28 21:004.9137.17.1376.132.516.8
2021-10-28 20:005.5140.16.9383.733.717.2
2021-10-28 19:009.0142.97.1501.489.872.5
2021-10-28 18:0023.1147.78.8936.668.750.8
2021-10-28 17:0010.8149.67.8398.738.421.8
2021-10-28 16:006.3144.27.5312.737.019.8
2021-10-28 15:006.6138.27.6337.537.521.4
2021-10-28 14:008.2130.88.0437.565.849.6
2021-10-28 13:009.7130.18.6402.639.325.3
2021-10-28 12:0011.6112.38.8367.540.926.2
2021-10-28 11:0014.498.99.4379.039.524.4
2021-10-28 10:0017.282.68.7375.637.223.8
2021-10-28 09:0015.973.68.2356.132.419.9
2021-10-28 08:009.194.37.5290.827.914.8
2021-10-28 07:007.7101.47.7278.928.513.4
2021-10-28 06:006.4108.07.3282.025.711.8
2021-10-28 05:006.1114.87.1268.224.29.4
2021-10-28 04:004.8122.96.9247.326.111.0
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.

Last revision date: 03:07 29-10-2021