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Updated 18 October 2019 10:28am

An airshed is a geographic area used for measuring air quality to compare against the national environmental standards for air quality.

There are eight airsheds in the Wellington region:



Kapiti Coast* Wainuiomata
Porirua* Lower Hutt
Karori* Upper Hutt
Wellington City Masterton
*Airshed not currently monitored