Groundwater
This report describes the results from rainfall-recharge modeling in the Aupōuri Peninsula, Northland.
Published: 03 Aug 2026
A summary and analysis of the available hydrological and geological data for the Aupouri Aquifer.
Published: 05 Apr 2016
A report on the investigation into the nature, quantity, quality and use of the water resources of the Aupouri and Karikari Peninsulas.
Published: 13 Oct 2014
A numerical modelling assessment of the hydrogeological conditions and sustainable yield of the Aupouri aquifer.
Published: 03 Jan 2000
- Aupouri Aquifer - Introduction - Section 2.pdf
- Aupouri Aquifer - Section 3.pdf
- Aupouri Aquifer - Section 4 - References.pdf
- Aupouri Aquifer - Figures.pdf
- Appendix A - Rainfall analysis.pdf
- Appendix B - Preliminary recharge analysis.pdf
- Appendix C - Monitoring bore hydrographs.pdf
- Appendix D - Soil moisture water balance model.pdf
- Appendix E - Transient calibration bore hydrographs.pdf
Hydrogeological investigations and groundwater modelling of the Awanui artesian aquifer.
Published: 12 Nov 2007
- Awanui_Numerical Modelling Report
- Awanui Fig1 - Site Basemap
- Awanui Fig2 - Geology
- Awanui Fig 5 - Piezosurface
- Awanui Fig 6 - Monitoring bores
- Awanui Fig12 - Artesian Bores
- Awanui Fig 34 - Calibrated piezosurfaces
- Awanui Fig 35 - Piezosurface closed bores
- Awanui Fig 36 - Head Change
- Awanui Fig 37 - Artesian
- Awanui Fig B1 - Layer Elevations
An assessment of the Coopers Beach, Cable Bay and Mangonui groundwater resource.
Published: 08 Jul 2005
An assessment of the Glenbervie groundwater resource.
Published: 07 Feb 2005
This report focuses on the hydrogeology of the Kaikohe basalt aquifer.
Published: 02 Feb 2007
Findings of an assessment of the water resources associated with the Kaikohe basalt aquifers.
Published: 13 Oct 2014
A report on the investigation into nitrate concentration in groundwater around Kerikeri.
Published: 19 Sep 2025
An assessment of the Mangawhai groundwater resource.
Published: 01 Aug 2005
This report focuses on the hydrogeology of the Maungakaramea basalt aquifer.
Published: 28 Mar 2006
A hydrogeological review and groundwater numerical modelling assessment of the Maunu Maungatapere-Whatitiri aquifers,
Published: 03 Oct 2012
A hydrogeological review and groundwater numerical modelling assessment of the Maunu Maungatapere-Whatitiri aquifers.
Published: 14 Oct 2014
- Maunu - Maungatapere - Whatitiri Aquifers - Sustainable Yield Assessment - April 2010 (web).pdf
- Maunu - Maungatapere - Whatitiri Aquifers - Appendices.pdf
- Figure 1 - Maunu - Maungatapere - Whatitiri Aquifers.pdf
- Figure 2 - Maunu - Maungatapere - Whatitiri Aquifers.pdf
- Figure 3 - Maunu - Maungatapere - Whatitiri Aquifers.pdf
- Figure 4 - Maunu - Maungatapere - Whatitiri Aquifers.pdf
- Figure 6 - Maunu - Maungatapere - Whatitiri Aquifers.pdf
- Figures 10a 10b - Maunu - Maungatapere - Whatitiri Aquifers.pdf
- Figure 11 - Maunu - Maungatapere - Whatitiri Aquifers.pdf
- Figure 12 - Maunu - Maungatapere - Whatitiri Aquifers.pdf
- Figure 13 - Maunu - Maungatapere - Whatitiri Aquifers.pdf
- Figure 14 - Maunu - Maungatapere - Whatitiri Aquifers.pdf
A national survey of pesticides in groundwater throughout New Zealand (ESR 2011).
Published: 03 Oct 2012
A summary and full report of the investigation into the water allocation for the Ōtaika catchment area.
Published: 12 Sep 2025
An assessment of the aesthetic water quality problems relating to high iron and manganese concentrations in the existing production bores.
Published: 01 May 2006
This study was commissioned to increase the level of understanding of the Ruawai aquifer hydrogeology and to assess some of the issues that are of concern to Northland Regional...
Published: 14 Oct 2014
- Ruawai Report (web).pdf
- Figure 1- Locality - Ruawai Aquifer Report (web).pdf
- Figure 2 - Geology - Ruawai Aquifer Report (web).pdf
- Figure 3 - NRC Borelogs - Ruawai Aquifer Report (web).pdf
- Figure 4 - Consents - Ruawai Aquifer Report (web).pdf
- Figure 6 - Landuse - Ruawai Aquifer Report (web).pdf
- Figure 7 - Hydrogeological Cross Sections - Ruawai Aquifer Report (web).pdf
- Figure 8 - Artesian Areas - Ruawai Aquifer Report (web).pdf
- Figure 9 - Piezometric Surface - Ruawai Aquifer Report (web).pdf
- Figure 10 - Electrical Conductivity Distribution - Ruawai Aquifer Report (web).pdf
- Appendix C - Ruawai Aquifer Report (web).pdf
- Appendix D - Ruawai Aquifer Report (web).pdf
An assessment of the Russell groundwater resource.
Published: 07 Oct 2002
The Russell water resources survey report (1987)
Published: 14 Oct 2014
Summary table of the different groundwater investigations carried out in Northland's aquifers - key findings and recommendations.
Published: 03 Oct 2012
Preliminary Hydrogeological Investigations – Three mile bush groundwater resource.
Published: 28 Mar 2006
An assessment of the available water resources in the area (1983).
Published: 13 Oct 2014
A report on low-flow gauging data from selected Whangārei Harbour, Upper Wairua and Kaihu catchment sites 2023-2025
Published: 07 Jul 2026
This report identifies six continuously monitored Northland catchments that can serve as reference sites for future low-flow investigations.
Published: 14 Sep 2026