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Wellington Region

Ruamahanga River at Wardells

The Ruamāhanga River is the largest river in the Wairarapa.  With headwaters in the Tararua Ranges, the river flows through the Wairarapa Valley for about 130 kilometres. 

This site is located in the middle reaches of the Ruamāhanga river, approximately one kilometre upstream from the Waingawa confluence.

Flow Data
Scientific data for this flow site
  • Live Flow Data
    Latest sample:
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    Percentage of time flow exceeded
    High flowLess than 5%
    Elevated flow5% to 29%
    Normal flow30% to 69%
    Reduced flow70% to 94%
    Low flow95% to 100%
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    • Last 24 hours
    • Last 7 days
    • Last 30 days
    Flow
    Date

    Key figures

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    Other notable measurements

    Droughts Month/Year Flow
    December 1960 0.001
    Floods Month/Year Flow
    October 1998 844
Bore Site Data
Scientific data for this bore site
  • Current water level
    Latest sample:
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    Percentage of average level
    Very highOver 150%
    Normal to high100% - 150%
    Low to normal50% - 100%
    Very lowLess than 50%
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    • Last 6 months
    • Last 12 months
    Water level
    Date
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    Key figures

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Rainfall Data
Scientific data for this rainfall site
  • Rainfall so far this month
    This month:
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    {{currentMonth.Units}}
    Rain last month
    Last month:
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    Percentage of monthly median rainfall
    Very wetOver 200%
    Moderately wet111% to 200%
    Near normal90% to 110%
    Moderately dry50% to 90%
    Very dryLess than 50%
    Show more information Hide

    • Last 7 days
    • Last 30 days
    • Last 12 months
    Rainfall
    Date

    Key figures

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