Annual AQI Trend

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Air Pollutant Concentrations Trend - Tung Chung

YEAR NO2 PM10 PM2.5
2016 36 33 21
2015 40 36 22
2014 45 39 24
2013 49 42 26
2012 43 45 28
2011 51 47 32
2010 44 45 29
2009 45 46 30
2008 49 52 37
2007 46 54 39
2006 47 56 40
2005 46 57 40
2004 52 62 47
2003 45 54 40
2002 43 46 32
2001 46 49 35
2000 45 45 32
1999 43 48 32
* Pollutant concentrations in micrograms per cubic metre (μg/m3)

AAQI Long Term Trend - Tung Chung

YEAR NO2 PM10 PM2.5
2016 0.9 1.7 2.1
2015 1.0 1.8 2.2
2014 1.1 2.0 2.4
2013 1.2 2.1 2.6
2012 1.1 2.3 2.8
2011 1.3 2.4 3.2
2010 1.1 2.3 2.9
2009 1.1 2.3 3.0
2008 1.2 2.6 3.7
2007 1.2 2.7 3.9
2006 1.2 2.8 4.0
2005 1.2 2.9 4.0
2004 1.3 3.1 4.7
2003 1.1 2.7 4.0
2002 1.1 2.3 3.2
2001 1.2 2.5 3.5
2000 1.1 2.3 3.2
1999 1.1 2.4 3.2
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Last revision date:18:06 24-11-2017