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Air Pollutant Concentrations Trend - Kwun Tong

YEARNO2PM10PM2.5
2020433216
2019453821
2018433822
2017443923
2016543723
2015554427
2014545131
2013595233
2012594328
2011634931
20105947NA
20095848NA
20085947NA
20076353NA
20066155NA
20055856NA
20046661NA
20036854NA
2002NANANA
20017556NA
20006952NA
19997852NA
* Pollutant concentrations in micrograms per cubic metre (μg/m3)

AAQI Long Term Trend - Kwun Tong

YEARNO2PM10PM2.5
20201.11.61.6
20191.11.92.1
20181.11.92.2
20171.12.02.3
20161.41.92.3
20151.42.22.7
20141.42.63.1
20131.52.63.3
20121.52.22.8
20111.62.53.1
20101.52.4NA
20091.52.4NA
20081.52.4NA
20071.62.7NA
20061.52.8NA
20051.52.8NA
20041.73.1NA
20031.72.7NA
2002NANANA
20011.92.8NA
20001.72.6NA
19992.02.6NA
Last revision date: 00:07 31-07-2021