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Historical studies and reports

The Manuherikia Catchment has been studied extensively during the past 150 years.  The following historical reports provide:

An insight into why certain infrastructure decisions were made and what other options were considered at the time;

  1. A record of dam material and construction methods;

  2. The challenges of the existing infrastructure and ideas for improvement;

  3. Numerous ideas on new development options; and

  4. Hydrological data dating back more than a century.

Ida Valley

Ida Valley Irrigation Scheme 1954

Ida Valley Irrigation Scheme 1955

Ida Valley Irrigation and Increased 1965 Supply

Ida Valley Irrigation Scheme 1966

Manorburn, Hopes Creek and Poolburn dams

Niwa’s freshwater update

Water Quality in New Zealand: land use and nutrient pollution and the proposed Amendments to the National Policy Statement for Freshwater Management.

PLEASE NOTE THE EXTERNAL LINKS ON THE ORIGINAL SITE ARE BROKEN.

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