Search all sites near me now
Search your favourite swimming spots

Auckland region

Rangitopuni at Walkers

The Raingitopuni flow site is situated in farmland north-east of Riverhead.
The Rangitopuni drains into the upper reaches of the Waitemata harbour.


The site was installed to monitor upstream water abstraction and the effects of rural pasture land use on water quality.

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%
    Show more information Hide

    • Last 24 hours
    • Last 7 days
    • Last 30 days

    Key figures

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

    Other notable measurements

    Droughts Month/Year Flow
    March 1983 0.434
    Floods Month/Year Flow
    March 1980 7.6