Description: Northland has five airsheds gazetted under the National Environmental Standards 2004.Airsheds are gazetted when there is the potential for local ambient air quality to exceednational standards. Northland has the following gazetted airsheds:Whangarei - for PM10Marsden Point –for SO2 and PM10Kerikeri –for PM10Dargaville – for PM10Kaitāia –for PM10See the Regional Air Quality Plan for Northland for more details: https://www.nrc.govt.nz/resource-library-summary/plans-and-policies/regional-plans/regional-air-quality-plan/