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Wellington Region

Waikanae River at Water Treatment Plant

The Waikanae River is located on the West Coast of the Wellington Region, and drains the south western portion of the Tararua Ranges.

The catchment has a total area of 149 square kilometres, and flows in a westerly direction before exiting to the coastal plain at Waikanae Beach.

Flow Data
Scientific data for this flow site
  • Live Flow Data
    Latest sample:
    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

    Key figures

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    Other notable measurements

    Droughts Month/Year Flow
    February 1978 0.712
    Floods Month/Year Flow
    January 2005 381
    June 2015 266
Rainfall Data
Scientific data for this rainfall site
  • Rainfall so far this month
    This month:
    Rain last month
    Last month:
    Percentage of monthly median rainfall
    Very wetOver 200%
    Moderately wet>110% to 200%
    Near normal>90% to 110%
    Moderately dry>50% to 90%
    Very dry0% to 50%
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    • Last 7 days
    • Last 30 days
    • Last 12 months

    Key figures

    {{stat.Name}} {{stat.Value}} {{stat.Units}}

    Notable measurements

    Wettest Month/Year Rainfall
    Wettest day January 2008 136
    May 2015 event May 2015 102
    June 2015 event June 2015 84
    Driest Month/Year Rainfall
    Driest 3 month total December 2014 90