Freshwater

We provide public information on river, lake, and groundwater conditions across New Zealand including freshwater quantity and quality.

Rachel Crawford and Paul Franklin inspecting a fish passage on the Waikato River.

Freshwater and Estuaries Update

A seasonal review and outlook for New Zealand's water resources, and an update on NIWA's freshwater research

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    Energy

    The energy industry provides power to households, businesses, transport, and industry.

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    Aquaculture and customary fisheries

    Aquaculture and customary fisheries farm and harvest freshwater and saltwater fish and shellfish.

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    Meat and dairy processing

    Meat and dairy processing factories manufacture products for local and international markets.

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    Further reading

    References, further reading, and links to useful websites

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    Mitigation and best practice options

    Simple steps to minimise the effects on water quality and mahinga kai.

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    Mitigation

    Options to minimise the effects of water abstraction activities on water quality and mahinga kai.

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    Mitigation and best practice options

    Some simple steps to minimise the effects of urbanisation on water quality and mahinga kai.

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    Impacts of urbanisation

    Impacts of urbanisation on water quality and mahinga kai.

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    Mitigation and best practice options

    Some simple steps to minimise the effects of horticultural activities on water quality and mahinga kai are outlined below.

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    Impacts of horticultural activities

    Impacts of horticulture on water quality and mahinga kai.

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    Impacts of forestry activities

    Impacts of forestry activities on water quality and mahinga kai.

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    About the resource consent process

    Learn about the Resource Management Act, Resource Consents, and how to prepare a submission.
    Freshwater quality