On 1 July 2025, NIWA merged with GNS Science to become Earth Sciences New Zealand.

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    Mountains to the sea - Rangitata River - H Biggs

    Science sector reforms

    Recent updates to the science sector reforms that affect NIWA.
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    Godley River

    NIWA – Business as Usual through science sector reforms

    News article
    12 March 2025
    The Government has announced plans to reform the science, innovation and technology system, changing the shape and structure of Crown Research Institutes, including NIWA.
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    Half Yearly Report 2024

    Read NIWA's Half Yearly Report 2024
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    Half Yearly Report 2023

    Read NIWA's Half Yearly Report 2023

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    NIWA Year in Review 2024

    Annual Report 2024

    NIWA Annual Report 2024

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    NIWA Year in Review 2024 cover

    Year in Review 2024

    NIWA Year in Review 2024

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    DataHub Commercial (Restricted) Licence - General Terms

    DataHub Commercial (Restricted) Use Licence - General Terms
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    DataHub Non-Commercial Use Licence – General Terms

    DataHub Non-Commercial Use Licence – General Terms
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    NIWA Non Commercial Licence

    NIWA Non Commercial Licence
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    Rakaia River

    We've got a new look

    News article
    24 April 2024
    Welcome to our website.
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    Stormy clouds

    Using NIWA and NIWAWeather social media accounts - house rules

    News article
    06 February 2024
    House rules for NIWA and NIWAWeather social media accounts
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    NIWA 2023 Annual Report cover

    2023 Annual Report

    Read NIWA's 2023 Annual Report.