Floods

Flooding is one of Aotearoa New Zealand's most costly hazards. NIWA undertakes research into fluvial, pluvial and coastal flooding, including forecasting, mapping risk and understanding impacts.

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    Riparian management classification

    Management of stream riparian areas - including vegetation and stock access - influences the health of streams and downstream water bodies.
    Floods

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    Water dams

    Damming water for urban use, hydro-electric power generation, irrigation, and other industrial and commercial uses.
    Floods

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    Understanding and predicting floods and their impacts

    Feature story
    06 June 2017
    Floods are not unusual in New Zealand, but those that hit us early this winter broke records. Why did they occur? Should we expect more? Can we predict future floods?
    Climate modelling and projections
    Risk and vulnerability assessments
    Hazards

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    Edgecumbe flood damage

    Climate change
    Floods

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    Scientists go door-to-door in Edgecumbe collecting flood information

    Media release
    26 April 2017
    Scientists will be knocking on doors in Edgecumbe next week seeking to survey the damage done to buildings from recent flooding caused when a stopbank on the Rangitaiki River breached.
    Floods

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    Cyclone Bola still making its mark after 21 years

    News article
    02 April 2009
    Floods