News posting

A Rapid Assessment Of The Extreme Rainfall Event In Canterbury, New Zealand And Environs

Posted: Wednesday, June 2, 2021

There have been numerous media reports of the 1 in 100-year flood event in the Canterbury region over the last several days. The preliminary data is readily available for hourly, daily and multiday rainfall totals across the region. The primarily daily data used in this brief assessment is still to be verified but checking across a handful of NIWA stations from the coast to more inland sites does reveal some interesting variations.

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