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Home arrow Human Interest arrow Local arrow NRC Coastal Aquifers Study - Ngunguru
NRC Coastal Aquifers Study - Ngunguru PDF Print
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Human Interest - Local
Written by Vanessa Coombe and Ken Mackenzie, SKM   
Wednesday, 24 June 2009

Ngunguru sand aquifer management map

Sinclair Knight Merz (SKM) was commissioned by Northland Regional Council (NRC) to undertake hydrogeological reviews of ten coastal aquifers in the Northland region, with particular emphasis on determining likely groundwater recharge rates and reviewing aquifer management boundaries. The work was commissioned to partially fulfil NRC’s knowledge requirements following the release of a discussion document by the Ministry for the Environment’s (MfE) in March 2008 on Proposed National Environmental Standard (NES) on Ecological Flows and Water Levels.

The Proposed NES sets interim default allocation limits for shallow coastal aquifers of whichever is the greater of,

  • 15% of the average annual recharge as calculated by the regional council; or
  • The total allocation from the groundwater resource on the date that the standard comes into force less any resource consents surrendered, lapsed, cancelled or not replaced.

This report presents the results of the hydrogeological review undertaken for the Ngunguru sand and greywacke aquifers.

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