100-year flood (disambiguation)

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A 100-year flood is calculated to be the level of flood water expected to be equaled or exceeded every 100 years on average.

100-year flood may also refer to:


  • The 100-year floods of the Clutha River, New Zealand, on 14–16 October 1878 and 13–15 October 1978
  • The 1997 Merced River flood, occurred from December 31, 1996, to January 5, 1997, throughout the Yosemite Valley

Other uses[edit]