Publication Search
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November 2019This report describes the development of a Hydrogeological-Unit Map for New Zealand, which provides a classification of geological units in terms of their importance for groundwater flow and storage in an ArcGIS seamless digital map. Read more -
November 2019This report reviews groundwater models in New Zealand. Read more -
August 2020The New Zealand Threat Classification System provides a tool for assigning a threat status to candidate taxa. Read more -
November 2019This report describes national data sets related to groundwater flux estimation, including the methodologies to undertake this work and resultant digital data sets. Read more -
November 2019This report describes an update of New Zealand's depth to hydrogeological basement map, including the methodology used to undertake this work and the resultant digital data sets. Read more -
June 2002Information for lake managers on on native and exotic fish populations in substantial lakes and reservoirs. Read more -
July 2008This leaflet provides an overview of the proposed National Policy Statement for Freshwater Management. The NES came into effect on 1 July 2011. Read more -
July 2011This environment snapshot has been superseded by the October 2012 Recreational water quality in New Zealand indicator update and the 2013 Suitability for swimming indicator update. Read more -
August 2020This guidance document sets out recommended practice for the design of instream infrastructure to provide for fish passage and to set the foundation for the improvement of fish passage management in New Zealand. Read more -
August 2018These guidelines provide water managers with tools and guidance to assess, manage and monitor the water quality. They complement the existing National Policy Statement for Freshwater Management (Freshwater NPS) which is the main direction to local government about how to manage fresh water in New Zealand. Read more -
December 2009These guidelines provide advice on how public health risk associated with cyanobacteria in recreational waters can be managed. Read more -
March 2000This protocol specifies a cost-effective method to determine the trophic levels of lakes, and changes in these levels over time. Read more -
December 2006This document provides a step-by-step protocol for the collection of groundwater samples in New Zealand. Read more -
February 2017This report reviews the original report, 'Strategic assessment of New Zealand’s freshwaters for recreational use: a human health perspective'. Read more -
April 2018The Ministry for the Environment, Department of Conservation, and the Biological Heritage National Science Challenge co-funded research to look at contemporary losses of wetland extent in New Zealand. This report provides recommendations and a suggested path forward to improve our ability to monitor and report on national wetland extent. Read more -
April 2020In 2018, the Ministry asked Deloitte to consider the extent of water bottling in Aotearoa New Zealand NZ and the economic value of water bottling for water bottlers and communities. This report presents their findings. Read more -
December 2019This guide provides information for people who import, manufacture, or sell products covered by New Zealand’s Water Efficiency Labelling Scheme (WELS). Read more -
April 2004This document provides interim guidance on ‘functional’ indicators of ecosystem processes, such as ecosystem metabolism Read more -
July 2001This publication provides background information about the sources, causes and processes involved with the deterioration of streams in farmed catchments and the consequences of that deterioration. Read more -
November 2019This report presents the approach and results of groundwater use in New Zealand. Read more -
September 2020An evaluation report and compilation spreadsheet of available tools, databases and resources relating to the distribution of threatened freshwater species and their habitats in New Zealand. Read more -
December 2018Ministry for the Environment, in partnership with Bay of Plenty Regional Council, commissioned a literature review to get an accessible summary of relevant research carried out in New Zealand on methods to manage sediment and their economic assessment. Read more -
May 2018This report outlines the establishment of reference conditions and trigger values. Reference conditions are defined as the chemical, physical or biological conditions that can be expected in streams and rivers with minimal or no anthropogenic influence. Read more -
September 2020This document provides detailed technical guidance about the new freshwater planning process (FPP) introduced by the Resource Management Amendment Act 2020. Read more -
October 2018This document captures areas of shared interest in water quality and ecosystem health improvements and defines how the Crown and Māori will work together to make improvements to New Zealand’s freshwater. Read more -
December 2004This discussion document outlines the different ways in which New Zealanders value and use freshwater. It also looks at how New Zealand’s water is managed and the pressures and challenges facing our water management system. Read more -
June 2002Information for lake managers on pest fish and weeds in New Zealand lakes. Read more -
July 2013The latest indicator update providing information on the biophysical condition of New Zealand's rivers. Read more
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April 2006In early 2005, the Government held meetings throughout New Zealand to discuss problems facing water management , and to identify possible solutions. This document summarises what we found out, and what we believe needs to be done to improve freshwater management in New Zealand. Read more -
October 2018This document sets out the Government’s plan to restore and protect freshwater in New Zealand. Read more -
November 2001This protocol identifies and describes standardised protocols for use by agencies throughout New Zealand for macroinvertebrate biomonitoring. Read more -
October 2018This document describes a framework for assessing the biophysical ecosystem health of fresh water in Aotearoa New Zealand. Read more -
February 2016This consultation document sets out the Government’s proposals to improve the management of fresh water in New Zealand. Read more -
July 2014This leaflet explains what New Zealanders need to know about improving the way we manage our fresh water. Read more -
March 2013This paper sets out the Government’s approach to reforming New Zealand’s freshwater management system. Comments closed on 8 April 2013. Read more -
April 2018This report provides an analysis of New Zealand’s wetland loss for the period summer 2001/2 through to summer 2015/2016. Read more -
November 2009This information sheet presents the key findings from data collected from over 900 groundwater sites throughout New Zealand between 1995 and 2008. Read more -
July 2013The latest indicator update providing information on some of the values associated with New Zealand’s fresh and marine waters, measuring recreational water quality. Read more
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November 2013This report compiles a list of mitigation strategies for managing water quality that are currently available in New Zealand. It provides a commentary on their relative cost-effectiveness. Read more -
November 2013This report compiles a list of mitigation strategies for managing water quality that are currently available in New Zealand. It provides a commentary on their relative cost-effectiveness. Read more -
August 2005This report summarises the views of the Stakeholder Reference Group on water allocation and use in New Zealand, and the potential approaches for improving our current allocation system. Read more -
December 2009The Water Research Strategy sets out the issues for water management and guides investment in water research. It is intended to guide the science sector to deliver the information and tools required to enable world class management of water resources in New Zealand. Read more -
June 2008This is one in a series of information sheets providing a snapshot of the data in Environment New Zealand 2007, the second national-level state of NZ’s environment report. Each information sheet also provides tips about what you can do to reduce your impact on the environment. Read more -
July 2017Since 2015, Gisborne District Council (GDC) and Beef and Lamb New Zealand have been engaging with Rere farmers to try and raise water quality together to a swimmable standard. Farmer interest and participation in the project has been high and this report tells the story of the Rere Project to date, including lessons, next steps and strategic implications. Read more -
December 2020This factsheet is part of a series and provides information on the new policies for threatened species. Read more -
December 2020This factsheet is part of a series and provides information on the new regulations for the application of synthetic nitrogen fertiliser to pastoral land. Read more -
On tap?: Attitudes, behaviours, and perceptions of household water use – informing demand managementJuly 2009This report summarises research on household water use. It presents existing and new consumer research on attitudes to water, population segmentations, behaviours, and barriers and incentives to action. Read more -
May 2020This information sheet describes how attributes in the new National Policy Statement for Freshwater Management contribute to understanding how freshwater provides for ecosystem health and human contact. Read more -
September 2019This report by Kāhui Wai Māori sets out recommendations for our nation to journey together in implementing a managed transitoin to a new system of care and respect for water. Read more -
December 2020This factsheet is part of a series and provides information on the new policies for ecosystem health in the National Policy Statement for Freshwater Management 2020 (NPS-FM 2020). Read more