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Air quality in the Wellington region: Porirua Airshed

Porirua Airshed Peak Concentration

Porirua Airshed Peak Concentration

Porirua Airshed PM10 exceedences

Porirua PM10 exceedences

Source data for PM10

Year 2005 2006 2007 2008 2009 2010 2011 2012 2013
Method no data no data TEOM TEOM          
Valid data (%) no data no data 65% 100%          
No of exceedences PM10 no data no data 1 0          
2nd highest 24–hour average no data no data 40 30          
Straight Line Path Start No SLP
Highest 24–hour average no data no data 54 32          
Annual average no data no data <75% valid data 16          
Source:  Greater Wellington Regional Council

 

Last updated: November 2009