Story: Hydroelectricity

Switchboard room, Mangahao, 1925

Switchboard room, Mangahao, 1925

The Mangahao River’s wildly varying flow made the switchboard room’s operation particularly important. There was little or no storage capacity and frequent floods. Demand for electricity outstripped supply within two years of the station beginning operation. By this time work on extending water storage capacity had already begun.

Using this item

Alexander Turnbull Library, Albert Percy Godber Collection (PA-Group-00048)
Reference: APG-1425-1/4; G
Photograph by Albert Percy Godber

Permission of the Alexander Turnbull Library, National Library of New Zealand, Te Puna Mātauranga o Aotearoa, must be obtained before any re-use of this image.

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How to cite this page:

John E. Martin, 'Hydroelectricity - Hydro, 19th and early 20th centuries', Te Ara - the Encyclopedia of New Zealand, (accessed 28 June 2022)

Story by John E. Martin, published 11 Mar 2010