Immediately after the 1929 Murchison earthquake, the falls over the river bank were only about a metre high. But after a year, the gravels downstream had been eroded and the water fell 5 metres. By 1986, as shown here, it had dropped about 10 metres.
Te whakamahi i tēnei tūemi
GNS Science
Reference:
CN7203/3
Photograph by Lloyd Homer
Permission of GNS Science must be obtained before any use of this image.
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