return period

  1. Home
  2. hydrology
  3. return period
Scope note
the long-term average number of years between the occurrence of a flood as big as (or larger than) the selected event. For example, floods with a discharge as great as (or greater than) the 20yr design flood will occur on average once every 20 years.
Bibliographic note
draft report danube
return period
Accepted term: 02-Sep-2011